├── .idea ├── .gitignore ├── artifacts │ ├── 10_InCP.xml │ ├── 12_Filters.xml │ └── dbcp09.xml ├── dataSources.xml ├── inspectionProfiles │ └── Project_Default.xml ├── libraries │ ├── JSONP.xml │ ├── Java_EE_6_Java_EE_6.xml │ ├── commons_dbcp2_2_8_0.xml │ └── mysql_connector_java_8_0_23.xml ├── misc.xml ├── modules.xml ├── sqldialects.xml ├── vcs.xml └── webContexts.xml ├── 01_Hello_Servlet ├── 01_Hello_Servlet.iml ├── src │ └── lk │ │ ├── Customer.java │ │ └── HelloServlet.java └── web │ ├── WEB-INF │ └── web.xml │ ├── assets │ ├── css │ │ └── bootstrap.css │ └── js │ │ └── bootstrap.js │ └── index.html ├── 02_Life_Cycle ├── 02_Life_Cycle.iml ├── src │ └── lk │ │ ├── Customer.java │ │ └── MyServlet.java └── web │ └── WEB-INF │ └── web.xml ├── 03_Servlet_Mapping ├── 03_Servlet_Mapping.iml ├── src │ └── lk │ │ ├── DefaultMapping.java │ │ ├── EmptyStringMapping.java │ │ ├── FileExtensionMapping.java │ │ ├── PathMapping.java │ │ └── WildCardMapping.java └── web │ └── WEB-INF │ └── web.xml ├── 04_Simple_Pos ├── 04_Simple_Pos.iml ├── src │ ├── lk │ │ ├── CustomerServlet.java │ │ └── CustomerServlet2.java │ └── sql │ │ └── simplepos.sql └── web │ ├── WEB-INF │ └── web.xml │ ├── assests │ ├── css │ │ ├── bootstrap-grid.css │ │ ├── bootstrap-grid.css.map │ │ ├── bootstrap-grid.min.css │ │ ├── bootstrap-grid.min.css.map │ │ ├── bootstrap-grid.rtl.css │ │ ├── bootstrap-grid.rtl.css.map │ │ ├── bootstrap-grid.rtl.min.css │ │ ├── bootstrap-grid.rtl.min.css.map │ │ ├── bootstrap-reboot.css │ │ ├── bootstrap-reboot.css.map │ │ ├── bootstrap-reboot.min.css │ │ ├── bootstrap-reboot.min.css.map │ │ ├── bootstrap-reboot.rtl.css │ │ ├── bootstrap-reboot.rtl.css.map │ │ ├── bootstrap-reboot.rtl.min.css │ │ ├── bootstrap-reboot.rtl.min.css.map │ │ ├── bootstrap-utilities.css │ │ ├── bootstrap-utilities.css.map │ │ ├── bootstrap-utilities.min.css │ │ ├── bootstrap-utilities.min.css.map │ │ ├── bootstrap-utilities.rtl.css │ │ ├── bootstrap-utilities.rtl.css.map │ │ ├── bootstrap-utilities.rtl.min.css │ │ ├── bootstrap-utilities.rtl.min.css.map │ │ ├── bootstrap.css │ │ ├── bootstrap.css.map │ │ ├── bootstrap.min.css │ │ ├── bootstrap.min.css.map │ │ ├── bootstrap.rtl.css │ │ ├── bootstrap.rtl.css.map │ │ ├── bootstrap.rtl.min.css │ │ └── bootstrap.rtl.min.css.map │ └── js │ │ ├── bootstrap.bundle.js │ │ ├── bootstrap.bundle.js.map │ │ ├── bootstrap.bundle.min.js │ │ ├── bootstrap.bundle.min.js.map │ │ ├── bootstrap.esm.js │ │ ├── bootstrap.esm.js.map │ │ ├── bootstrap.esm.min.js │ │ ├── bootstrap.esm.min.js.map │ │ ├── bootstrap.js │ │ ├── bootstrap.js.map │ │ ├── bootstrap.min.js │ │ └── bootstrap.min.js.map │ ├── customer.jsp │ ├── index.jsp │ └── index2.html ├── 05_Ajax ├── 05_Ajax.iml ├── css │ └── bootstrap.css ├── db │ ├── db.json │ ├── db.txt │ └── db.xml ├── index.html ├── index2.html └── js │ ├── bootstrap.js │ └── jquery-3.6.0.js ├── 06_Timers ├── 06_Timers.iml └── index.html ├── 07_POS_With_AJAX ├── 07_POS_With_AJAX.iml ├── src │ └── lk │ │ └── CustomerServlet.java └── web │ ├── WEB-INF │ └── web.xml │ ├── assests │ ├── css │ │ ├── bootstrap-grid.css │ │ ├── bootstrap-grid.css.map │ │ ├── bootstrap-grid.min.css │ │ ├── bootstrap-grid.min.css.map │ │ ├── bootstrap-grid.rtl.css │ │ ├── bootstrap-grid.rtl.css.map │ │ ├── bootstrap-grid.rtl.min.css │ │ ├── bootstrap-grid.rtl.min.css.map │ │ ├── bootstrap-reboot.css │ │ ├── bootstrap-reboot.css.map │ │ ├── bootstrap-reboot.min.css │ │ ├── bootstrap-reboot.min.css.map │ │ ├── bootstrap-reboot.rtl.css │ │ ├── bootstrap-reboot.rtl.css.map │ │ ├── bootstrap-reboot.rtl.min.css │ │ ├── bootstrap-reboot.rtl.min.css.map │ │ ├── bootstrap-utilities.css │ │ ├── bootstrap-utilities.css.map │ │ ├── bootstrap-utilities.min.css │ │ ├── bootstrap-utilities.min.css.map │ │ ├── bootstrap-utilities.rtl.css │ │ ├── bootstrap-utilities.rtl.css.map │ │ ├── bootstrap-utilities.rtl.min.css │ │ ├── bootstrap-utilities.rtl.min.css.map │ │ ├── bootstrap.css │ │ ├── bootstrap.css.map │ │ ├── bootstrap.min.css │ │ ├── bootstrap.min.css.map │ │ ├── bootstrap.rtl.css │ │ ├── bootstrap.rtl.css.map │ │ ├── bootstrap.rtl.min.css │ │ └── bootstrap.rtl.min.css.map │ ├── jquery-3.6.0.min.js │ └── js │ │ ├── bootstrap.bundle.js │ │ ├── bootstrap.bundle.js.map │ │ ├── bootstrap.bundle.min.js │ │ ├── bootstrap.bundle.min.js.map │ │ ├── bootstrap.esm.js │ │ ├── bootstrap.esm.js.map │ │ ├── bootstrap.esm.min.js │ │ ├── bootstrap.esm.min.js.map │ │ ├── bootstrap.js │ │ ├── bootstrap.js.map │ │ ├── bootstrap.min.js │ │ └── bootstrap.min.js.map │ └── index.html ├── 08_JSONP ├── 08_JSONP.iml ├── src │ └── lk │ │ └── CustomerServlet.java └── web │ ├── WEB-INF │ └── web.xml │ ├── assests │ ├── css │ │ ├── bootstrap-grid.css │ │ ├── bootstrap-grid.css.map │ │ ├── bootstrap-grid.min.css │ │ ├── bootstrap-grid.min.css.map │ │ ├── bootstrap-grid.rtl.css │ │ ├── bootstrap-grid.rtl.css.map │ │ ├── bootstrap-grid.rtl.min.css │ │ ├── bootstrap-grid.rtl.min.css.map │ │ ├── bootstrap-reboot.css │ │ ├── bootstrap-reboot.css.map │ │ ├── bootstrap-reboot.min.css │ │ ├── bootstrap-reboot.min.css.map │ │ ├── bootstrap-reboot.rtl.css │ │ ├── bootstrap-reboot.rtl.css.map │ │ ├── bootstrap-reboot.rtl.min.css │ │ ├── bootstrap-reboot.rtl.min.css.map │ │ ├── bootstrap-utilities.css │ │ ├── bootstrap-utilities.css.map │ │ ├── bootstrap-utilities.min.css │ │ ├── bootstrap-utilities.min.css.map │ │ ├── bootstrap-utilities.rtl.css │ │ ├── bootstrap-utilities.rtl.css.map │ │ ├── bootstrap-utilities.rtl.min.css │ │ ├── bootstrap-utilities.rtl.min.css.map │ │ ├── bootstrap.css │ │ ├── bootstrap.css.map │ │ ├── bootstrap.min.css │ │ ├── bootstrap.min.css.map │ │ ├── bootstrap.rtl.css │ │ ├── bootstrap.rtl.css.map │ │ ├── bootstrap.rtl.min.css │ │ └── bootstrap.rtl.min.css.map │ ├── jquery-3.6.0.min.js │ └── js │ │ ├── bootstrap.bundle.js │ │ ├── bootstrap.bundle.js.map │ │ ├── bootstrap.bundle.min.js │ │ ├── bootstrap.bundle.min.js.map │ │ ├── bootstrap.esm.js │ │ ├── bootstrap.esm.js.map │ │ ├── bootstrap.esm.min.js │ │ ├── bootstrap.esm.min.js.map │ │ ├── bootstrap.js │ │ ├── bootstrap.js.map │ │ ├── bootstrap.min.js │ │ └── bootstrap.min.js.map │ └── index.html ├── 09_DBCP ├── 09_DBCP.iml ├── src │ └── lk │ │ ├── CustomerServlet.java │ │ └── Listner.java └── web │ ├── WEB-INF │ └── web.xml │ ├── assests │ ├── css │ │ ├── bootstrap-grid.css │ │ ├── bootstrap-grid.css.map │ │ ├── bootstrap-grid.min.css │ │ ├── bootstrap-grid.min.css.map │ │ ├── bootstrap-grid.rtl.css │ │ ├── bootstrap-grid.rtl.css.map │ │ ├── bootstrap-grid.rtl.min.css │ │ ├── bootstrap-grid.rtl.min.css.map │ │ ├── bootstrap-reboot.css │ │ ├── bootstrap-reboot.css.map │ │ ├── bootstrap-reboot.min.css │ │ ├── bootstrap-reboot.min.css.map │ │ ├── bootstrap-reboot.rtl.css │ │ ├── bootstrap-reboot.rtl.css.map │ │ ├── bootstrap-reboot.rtl.min.css │ │ ├── bootstrap-reboot.rtl.min.css.map │ │ ├── bootstrap-utilities.css │ │ ├── bootstrap-utilities.css.map │ │ ├── bootstrap-utilities.min.css │ │ ├── bootstrap-utilities.min.css.map │ │ ├── bootstrap-utilities.rtl.css │ │ ├── bootstrap-utilities.rtl.css.map │ │ ├── bootstrap-utilities.rtl.min.css │ │ ├── bootstrap-utilities.rtl.min.css.map │ │ ├── bootstrap.css │ │ ├── bootstrap.css.map │ │ ├── bootstrap.min.css │ │ ├── bootstrap.min.css.map │ │ ├── bootstrap.rtl.css │ │ ├── bootstrap.rtl.css.map │ │ ├── bootstrap.rtl.min.css │ │ └── bootstrap.rtl.min.css.map │ ├── jquery-3.6.0.min.js │ └── js │ │ ├── bootstrap.bundle.js │ │ ├── bootstrap.bundle.js.map │ │ ├── bootstrap.bundle.min.js │ │ ├── bootstrap.bundle.min.js.map │ │ ├── bootstrap.esm.js │ │ ├── bootstrap.esm.js.map │ │ ├── bootstrap.esm.min.js │ │ ├── bootstrap.esm.min.js.map │ │ ├── bootstrap.js │ │ ├── bootstrap.js.map │ │ ├── bootstrap.min.js │ │ └── bootstrap.min.js.map │ └── index.html ├── 10_InCP ├── 10_InCP.iml ├── src │ └── lk │ │ └── CustomerServlet.java └── web │ ├── META-INF │ └── context.xml │ ├── WEB-INF │ └── web.xml │ ├── assests │ ├── css │ │ ├── bootstrap-grid.css │ │ ├── bootstrap-grid.css.map │ │ ├── bootstrap-grid.min.css │ │ ├── bootstrap-grid.min.css.map │ │ ├── bootstrap-grid.rtl.css │ │ ├── bootstrap-grid.rtl.css.map │ │ ├── bootstrap-grid.rtl.min.css │ │ ├── bootstrap-grid.rtl.min.css.map │ │ ├── bootstrap-reboot.css │ │ ├── bootstrap-reboot.css.map │ │ ├── bootstrap-reboot.min.css │ │ ├── bootstrap-reboot.min.css.map │ │ ├── bootstrap-reboot.rtl.css │ │ ├── bootstrap-reboot.rtl.css.map │ │ ├── bootstrap-reboot.rtl.min.css │ │ ├── bootstrap-reboot.rtl.min.css.map │ │ ├── bootstrap-utilities.css │ │ ├── bootstrap-utilities.css.map │ │ ├── bootstrap-utilities.min.css │ │ ├── bootstrap-utilities.min.css.map │ │ ├── bootstrap-utilities.rtl.css │ │ ├── bootstrap-utilities.rtl.css.map │ │ ├── bootstrap-utilities.rtl.min.css │ │ ├── bootstrap-utilities.rtl.min.css.map │ │ ├── bootstrap.css │ │ ├── bootstrap.css.map │ │ ├── bootstrap.min.css │ │ ├── bootstrap.min.css.map │ │ ├── bootstrap.rtl.css │ │ ├── bootstrap.rtl.css.map │ │ ├── bootstrap.rtl.min.css │ │ └── bootstrap.rtl.min.css.map │ ├── jquery-3.6.0.min.js │ └── js │ │ ├── bootstrap.bundle.js │ │ ├── bootstrap.bundle.js.map │ │ ├── bootstrap.bundle.min.js │ │ ├── bootstrap.bundle.min.js.map │ │ ├── bootstrap.esm.js │ │ ├── bootstrap.esm.js.map │ │ ├── bootstrap.esm.min.js │ │ ├── bootstrap.esm.min.js.map │ │ ├── bootstrap.js │ │ ├── bootstrap.js.map │ │ ├── bootstrap.min.js │ │ └── bootstrap.min.js.map │ └── index.html ├── 11_FileUpload ├── 11_FileUpload.iml ├── src │ └── lk │ │ └── FileUploadServlet.java └── web │ ├── WEB-INF │ └── web.xml │ ├── assests │ ├── css │ │ ├── bootstrap-grid.css │ │ ├── bootstrap-grid.css.map │ │ ├── bootstrap-grid.min.css │ │ ├── bootstrap-grid.min.css.map │ │ ├── bootstrap-grid.rtl.css │ │ ├── bootstrap-grid.rtl.css.map │ │ ├── bootstrap-grid.rtl.min.css │ │ ├── bootstrap-grid.rtl.min.css.map │ │ ├── bootstrap-reboot.css │ │ ├── bootstrap-reboot.css.map │ │ ├── bootstrap-reboot.min.css │ │ ├── bootstrap-reboot.min.css.map │ │ ├── bootstrap-reboot.rtl.css │ │ ├── bootstrap-reboot.rtl.css.map │ │ ├── bootstrap-reboot.rtl.min.css │ │ ├── bootstrap-reboot.rtl.min.css.map │ │ ├── bootstrap-utilities.css │ │ ├── bootstrap-utilities.css.map │ │ ├── bootstrap-utilities.min.css │ │ ├── bootstrap-utilities.min.css.map │ │ ├── bootstrap-utilities.rtl.css │ │ ├── bootstrap-utilities.rtl.css.map │ │ ├── bootstrap-utilities.rtl.min.css │ │ ├── bootstrap-utilities.rtl.min.css.map │ │ ├── bootstrap.css │ │ ├── bootstrap.css.map │ │ ├── bootstrap.min.css │ │ ├── bootstrap.min.css.map │ │ ├── bootstrap.rtl.css │ │ ├── bootstrap.rtl.css.map │ │ ├── bootstrap.rtl.min.css │ │ └── bootstrap.rtl.min.css.map │ ├── jquery-3.6.0.min.js │ └── js │ │ ├── bootstrap.bundle.js │ │ ├── bootstrap.bundle.js.map │ │ ├── bootstrap.bundle.min.js │ │ ├── bootstrap.bundle.min.js.map │ │ ├── bootstrap.esm.js │ │ ├── bootstrap.esm.js.map │ │ ├── bootstrap.esm.min.js │ │ ├── bootstrap.esm.min.js.map │ │ ├── bootstrap.js │ │ ├── bootstrap.js.map │ │ ├── bootstrap.min.js │ │ └── bootstrap.min.js.map │ └── index.html ├── 12_Filters ├── 12_Filters.iml ├── src │ └── lk │ │ ├── filter │ │ └── CustomerFilter.java │ │ └── servlet │ │ └── CustomerServlet.java └── web │ └── WEB-INF │ └── web.xml ├── README.md └── images ├── 01 Hello Servlet.jpg ├── 02 Hello Customer.jpg ├── 03 Hello Servlet.jpg ├── 04 Send Request customer and hello page to go.jpg ├── 05 Input ID and Name.jpg ├── 06 Input data output.png ├── 07 Customer doPost Called.jpg ├── 08 Customer doPut Calledjpg.jpg ├── 09 Customer doDelete Called.jpg ├── 10 lifeCycle.jpg └── 11 Simple Pos Using JSP.jpg /.idea/.gitignore: -------------------------------------------------------------------------------- 1 | # Default ignored files 2 | /shelf/ 3 | /workspace.xml 4 | # Datasource local storage ignored files 5 | /../../../../../:\MyWorksSpace\JavaEE Projects\First_JavaEE_Project\.idea/dataSources/ 6 | /dataSources.local.xml 7 | # Editor-based HTTP Client requests 8 | /httpRequests/ 9 | -------------------------------------------------------------------------------- /.idea/artifacts/10_InCP.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | $PROJECT_DIR$/out/artifacts/10_InCP 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /.idea/artifacts/12_Filters.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | $PROJECT_DIR$/out/artifacts/12_Filters 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /.idea/artifacts/dbcp09.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | $PROJECT_DIR$/out/artifacts/dbcp09 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | -------------------------------------------------------------------------------- /.idea/dataSources.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | mysql.8 6 | true 7 | com.mysql.cj.jdbc.Driver 8 | jdbc:mysql://localhost:3306/simplepos 9 | $ProjectFileDir$ 10 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/inspectionProfiles/Project_Default.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 6 | -------------------------------------------------------------------------------- /.idea/libraries/JSONP.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /.idea/libraries/Java_EE_6_Java_EE_6.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | -------------------------------------------------------------------------------- /.idea/libraries/commons_dbcp2_2_8_0.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /.idea/libraries/mysql_connector_java_8_0_23.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /.idea/sqldialects.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/webContexts.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 9 | 10 | -------------------------------------------------------------------------------- /01_Hello_Servlet/01_Hello_Servlet.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | -------------------------------------------------------------------------------- /01_Hello_Servlet/src/lk/Customer.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | 10 | @WebServlet(urlPatterns = "/customer") 11 | public class Customer extends HttpServlet { 12 | 13 | @Override 14 | protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException{ 15 | response.getWriter().write("Customer doGet Called"); 16 | } 17 | 18 | @Override 19 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 20 | resp.getWriter().write("Customer doPost Called"); 21 | } 22 | 23 | @Override 24 | protected void doPut(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 25 | resp.getWriter().write("Customer doPut Called"); 26 | } 27 | 28 | @Override 29 | protected void doDelete(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 30 | resp.getWriter().write("Customer doDelete Called"); 31 | } 32 | } 33 | -------------------------------------------------------------------------------- /01_Hello_Servlet/src/lk/HelloServlet.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | 10 | @WebServlet(urlPatterns = "/hello") 11 | public class HelloServlet extends HttpServlet { 12 | 13 | @Override 14 | protected void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException{ 15 | response.getWriter().write("Hello doGet Called"); 16 | } 17 | 18 | @Override 19 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 20 | resp.getWriter().write("Hello doPost Called"); 21 | } 22 | @Override 23 | protected void doPut(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 24 | resp.getWriter().write("Hello doPut Called"); 25 | } 26 | 27 | @Override 28 | protected void doDelete(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 29 | resp.getWriter().write("Hello doDelete Called"); 30 | } 31 | 32 | } 33 | -------------------------------------------------------------------------------- /01_Hello_Servlet/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /01_Hello_Servlet/web/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | Hello Servlet 7 | 8 | 9 |

Hello Servlet

10 | 11 | Send Request to Hello Servlet
12 | Send Request to Customer Servlet 13 | 14 |
15 |
16 | 17 |
18 | 19 | 20 |
21 | 22 |
23 |
24 | 25 |
26 | 27 | 28 |
29 | 30 | 31 | 32 | -------------------------------------------------------------------------------- /02_Life_Cycle/02_Life_Cycle.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | -------------------------------------------------------------------------------- /02_Life_Cycle/src/lk/Customer.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletConfig; 4 | import javax.servlet.ServletException; 5 | import javax.servlet.annotation.WebServlet; 6 | import javax.servlet.http.HttpServlet; 7 | import javax.servlet.http.HttpServletRequest; 8 | import javax.servlet.http.HttpServletResponse; 9 | import java.io.IOException; 10 | import java.io.PrintWriter; 11 | 12 | //@WebServlet(name = "MyServlet",urlPatterns = "/myServlet") 13 | public class Customer extends HttpServlet { 14 | 15 | public Customer(){ 16 | System.out.println("Created Customer Object (Instantiated)"); 17 | } 18 | 19 | @Override 20 | public void init(ServletConfig config) throws ServletException { 21 | System.out.println("Init Customer"); 22 | } 23 | 24 | @Override 25 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 26 | PrintWriter printWriter = resp.getWriter(); 27 | printWriter.write("Customer doGet"); 28 | printWriter.close(); 29 | } 30 | 31 | @Override 32 | public void destroy() { 33 | System.out.println("Customer Destroy"); 34 | } 35 | 36 | 37 | } 38 | -------------------------------------------------------------------------------- /02_Life_Cycle/src/lk/MyServlet.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletConfig; 4 | import javax.servlet.ServletException; 5 | import javax.servlet.annotation.WebServlet; 6 | import javax.servlet.http.HttpServlet; 7 | import javax.servlet.http.HttpServletRequest; 8 | import javax.servlet.http.HttpServletResponse; 9 | import java.io.IOException; 10 | import java.io.PrintWriter; 11 | 12 | @WebServlet(name = "MyServlet",urlPatterns = "/myServlet") 13 | public class MyServlet extends HttpServlet { 14 | 15 | public MyServlet(){ 16 | System.out.println("Created MyServlet Object (Instantiated)"); 17 | } 18 | 19 | @Override 20 | public void init(ServletConfig config) throws ServletException { 21 | System.out.println("Init Servlet"); 22 | } 23 | 24 | @Override 25 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 26 | System.out.println("My Servlet doGet Called"); 27 | try (PrintWriter writer = resp.getWriter()) { 28 | writer.write("My Servlet Called"); 29 | } catch (IOException e) { 30 | } 31 | } 32 | 33 | @Override 34 | public void destroy() { 35 | System.out.println("My Servlet Destroy"); 36 | } 37 | } 38 | -------------------------------------------------------------------------------- /02_Life_Cycle/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | Customer 19 | lk.Customer 20 | 21 | 22 | Customer 23 | /customer 24 | 25 | 26 | -------------------------------------------------------------------------------- /03_Servlet_Mapping/03_Servlet_Mapping.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | -------------------------------------------------------------------------------- /03_Servlet_Mapping/src/lk/DefaultMapping.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | 10 | 11 | //default mapping 12 | //http://localhost:8080/mapping/ No 13 | //http://localhost:8080/mapping NO 14 | //http://localhost:8080/mapping/abcd YES 15 | //http://localhost:8080/mapping/abcd/ndjandjsand YES 16 | 17 | @WebServlet(urlPatterns = "/") 18 | public class DefaultMapping extends HttpServlet { 19 | @Override 20 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 21 | System.out.println("Default Mapping Servlet Invoked"); 22 | resp.getWriter().write("

Default Mapping Servlet Invoked

"); 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /03_Servlet_Mapping/src/lk/EmptyStringMapping.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | 10 | 11 | //Empty String Mapping 12 | //http://localhost:8080/mapping/ YES 13 | //http://localhost:8080/mapping YES 14 | //http://localhost:8080/mapping/abcd NO 15 | //http://localhost:8080/mapping/abcd/ndjandjsand NO 16 | 17 | 18 | @WebServlet(urlPatterns = "") 19 | public class EmptyStringMapping extends HttpServlet { 20 | @Override 21 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 22 | System.out.println("Empty String Mapping Was Invoked"); 23 | resp.getWriter().write("

Empty String Mapping Was Invoked

"); 24 | } 25 | } 26 | -------------------------------------------------------------------------------- /03_Servlet_Mapping/src/lk/FileExtensionMapping.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | 10 | 11 | //File Extension Mapping 12 | //http://localhost:8080/mapping/ NO 13 | //http://localhost:8080/mapping NO 14 | //http://localhost:8080/mapping/abcd.php YES 15 | //http://localhost:8080/mapping/abcd/ndjandjsand.php YES 16 | 17 | 18 | @WebServlet(urlPatterns = "*.php") 19 | public class FileExtensionMapping extends HttpServlet { 20 | @Override 21 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 22 | System.out.println("File Extension Mapping Was Called"); 23 | resp.getWriter().write("

File Extension Mapping Was Called

"); 24 | } 25 | } 26 | -------------------------------------------------------------------------------- /03_Servlet_Mapping/src/lk/PathMapping.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | 10 | 11 | //Path Mapping or Exact Mapping 12 | //http://localhost:8080/mapping/ NO 13 | //http://localhost:8080/mapping NO 14 | //http://localhost:8080/mapping/path YES 15 | //http://localhost:8080/mapping/abcd/ndjandjsand/path NO 16 | 17 | @WebServlet(urlPatterns = "/path") 18 | public class PathMapping extends HttpServlet { 19 | 20 | @Override 21 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 22 | System.out.println("Path Servlet DO GET Invoked"); 23 | resp.getWriter().write("

Path Servlet DO GET Invoked

"); 24 | 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /03_Servlet_Mapping/src/lk/WildCardMapping.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | 10 | 11 | //Wild Card Mapping 12 | //http://localhost:8080/mapping/ NO 13 | //http://localhost:8080/mapping NO 14 | //http://localhost:8080/mapping/item/a/b/c/d YES 15 | //http://localhost:8080/mapping/abcd/item/1/2/3 NO 16 | 17 | @WebServlet(urlPatterns = "/items/*") 18 | public class WildCardMapping extends HttpServlet { 19 | @Override 20 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 21 | System.out.println("Wild Card Mapping Was Invoked"); 22 | resp.getWriter().write("

Wild Card Mapping Was Invoked

"); 23 | } 24 | } 25 | -------------------------------------------------------------------------------- /03_Servlet_Mapping/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /04_Simple_Pos/04_Simple_Pos.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /04_Simple_Pos/src/lk/CustomerServlet.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | import java.io.PrintWriter; 10 | import java.sql.*; 11 | 12 | @WebServlet(urlPatterns = "/customer") 13 | public class CustomerServlet extends HttpServlet { 14 | 15 | @Override 16 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 17 | 18 | // String pathInfo = req.getPathInfo(); 19 | // String method = req.getMethod(); 20 | // String contextPath = req.getContextPath(); 21 | // String queryString = req.getQueryString(); 22 | // StringBuffer requestURL = req.getRequestURL(); 23 | // String servletPath = req.getServletPath(); 24 | // 25 | // System.out.println("Path InFo" + pathInfo); 26 | // System.out.println("Method " + method); 27 | // System.out.println("Context Path " + contextPath); 28 | // System.out.println("Query String " + queryString); 29 | // System.out.println("Request URL " + requestURL); 30 | // System.out.println("Servlet Path " + servletPath); 31 | 32 | try { 33 | Class.forName("com.mysql.cj.jdbc.Driver"); 34 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 35 | PreparedStatement pstm = connection.prepareStatement("SELECT * FROM customer"); 36 | ResultSet rst = pstm.executeQuery(); 37 | 38 | resp.setContentType("text/html"); 39 | //response generate 40 | PrintWriter writer = resp.getWriter(); 41 | writer.write(""); 42 | writer.write(""); 44 | writer.write(""); 45 | writer.write(""); 46 | writer.write(""); 47 | writer.write(""); 48 | writer.write(""); 49 | while (rst.next()) { 50 | String id = rst.getString(1); 51 | String name = rst.getString(2); 52 | String address = rst.getString(3); 53 | String salary = rst.getString(4); 54 | 55 | writer.write(""); 56 | } 57 | 58 | writer.write(""); 59 | writer.write("
IDNameAddressSalary
" + id + "" + name + "" + address + "" + salary + "
"); 60 | writer.close(); 61 | 62 | } catch (ClassNotFoundException e) { 63 | } catch (SQLException throwables) { 64 | } 65 | } 66 | 67 | @Override 68 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 69 | //gather the information from the request 70 | String id = req.getParameter("id"); 71 | String name = req.getParameter("name"); 72 | String address = req.getParameter("address"); 73 | String salary = req.getParameter("salary"); 74 | 75 | 76 | try { 77 | Class.forName("com.mysql.cj.jdbc.Driver"); 78 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 79 | PreparedStatement pstm = connection.prepareStatement("INSERT INTO customer values(?,?,?,?)"); 80 | pstm.setObject(1, id); 81 | pstm.setObject(2, name); 82 | pstm.setObject(3, address); 83 | pstm.setObject(4, salary); 84 | PrintWriter writer = resp.getWriter(); 85 | int i = pstm.executeUpdate(); 86 | if (i > 0) { 87 | writer.write("Customer Saved"); 88 | } else { 89 | writer.write("Customer Not Saved"); 90 | } 91 | writer.close(); 92 | 93 | } catch (ClassNotFoundException e) { 94 | } catch (SQLException throwables) { 95 | } 96 | } 97 | } 98 | -------------------------------------------------------------------------------- /04_Simple_Pos/src/lk/CustomerServlet2.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | import java.sql.*; 10 | 11 | @WebServlet(urlPatterns = "/customer2") 12 | public class CustomerServlet2 extends HttpServlet { 13 | 14 | @Override 15 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 16 | 17 | try { 18 | Class.forName("com.mysql.cj.jdbc.Driver"); 19 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 20 | PreparedStatement pstm = connection.prepareStatement("SELECT * FROM customer"); 21 | ResultSet rst = pstm.executeQuery(); 22 | 23 | req.getServletContext().setAttribute("rst", rst); 24 | 25 | resp.sendRedirect("index.jsp"); 26 | 27 | } catch (ClassNotFoundException e) { 28 | } catch (SQLException throwables) { 29 | } 30 | 31 | } 32 | 33 | @Override 34 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 35 | //gather the information from the request 36 | String id = req.getParameter("id"); 37 | String name = req.getParameter("name"); 38 | String address = req.getParameter("address"); 39 | String salary = req.getParameter("salary"); 40 | 41 | 42 | try { 43 | Class.forName("com.mysql.cj.jdbc.Driver"); 44 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 45 | PreparedStatement pstm = connection.prepareStatement("insert into Customer values(?,?,?,?)"); 46 | pstm.setObject(1, id); 47 | pstm.setObject(2, name); 48 | pstm.setObject(3, address); 49 | pstm.setObject(4, salary); 50 | int i = pstm.executeUpdate(); 51 | 52 | 53 | resp.sendRedirect("customer2"); 54 | } catch (ClassNotFoundException e) { 55 | } catch (SQLException throwables) { 56 | } 57 | } 58 | } 59 | -------------------------------------------------------------------------------- /04_Simple_Pos/src/sql/simplepos.sql: -------------------------------------------------------------------------------- 1 | DROP DATABASE pos; 2 | CREATE DATABASE pos; 3 | USE pos; 4 | CREATE TABLE customer( 5 | id varchar(5), 6 | name varchar(25), 7 | address varchar(25), 8 | salary varchar(25), 9 | CONSTRAINT PRIMARY KEY (id) 10 | ); 11 | SELECT * FROM customer; -------------------------------------------------------------------------------- /04_Simple_Pos/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /04_Simple_Pos/web/assests/css/bootstrap-reboot.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.min.css.map */ -------------------------------------------------------------------------------- /04_Simple_Pos/web/assests/css/bootstrap-reboot.rtl.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */ 8 | *, 9 | *::before, 10 | *::after { 11 | box-sizing: border-box; 12 | } 13 | 14 | @media (prefers-reduced-motion: no-preference) { 15 | :root { 16 | scroll-behavior: smooth; 17 | } 18 | } 19 | 20 | body { 21 | margin: 0; 22 | font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; 23 | font-size: 1rem; 24 | font-weight: 400; 25 | line-height: 1.5; 26 | color: #212529; 27 | background-color: #fff; 28 | -webkit-text-size-adjust: 100%; 29 | -webkit-tap-highlight-color: rgba(0, 0, 0, 0); 30 | } 31 | 32 | hr { 33 | margin: 1rem 0; 34 | color: inherit; 35 | background-color: currentColor; 36 | border: 0; 37 | opacity: 0.25; 38 | } 39 | 40 | hr:not([size]) { 41 | height: 1px; 42 | } 43 | 44 | h6, h5, h4, h3, h2, h1 { 45 | margin-top: 0; 46 | margin-bottom: 0.5rem; 47 | font-weight: 500; 48 | line-height: 1.2; 49 | } 50 | 51 | h1 { 52 | font-size: calc(1.375rem + 1.5vw); 53 | } 54 | @media (min-width: 1200px) { 55 | h1 { 56 | font-size: 2.5rem; 57 | } 58 | } 59 | 60 | h2 { 61 | font-size: calc(1.325rem + 0.9vw); 62 | } 63 | @media (min-width: 1200px) { 64 | h2 { 65 | font-size: 2rem; 66 | } 67 | } 68 | 69 | h3 { 70 | font-size: calc(1.3rem + 0.6vw); 71 | } 72 | @media (min-width: 1200px) { 73 | h3 { 74 | font-size: 1.75rem; 75 | } 76 | } 77 | 78 | h4 { 79 | font-size: calc(1.275rem + 0.3vw); 80 | } 81 | @media (min-width: 1200px) { 82 | h4 { 83 | font-size: 1.5rem; 84 | } 85 | } 86 | 87 | h5 { 88 | font-size: 1.25rem; 89 | } 90 | 91 | h6 { 92 | font-size: 1rem; 93 | } 94 | 95 | p { 96 | margin-top: 0; 97 | margin-bottom: 1rem; 98 | } 99 | 100 | abbr[title], 101 | abbr[data-bs-original-title] { 102 | -webkit-text-decoration: underline dotted; 103 | text-decoration: underline dotted; 104 | cursor: help; 105 | -webkit-text-decoration-skip-ink: none; 106 | text-decoration-skip-ink: none; 107 | } 108 | 109 | address { 110 | margin-bottom: 1rem; 111 | font-style: normal; 112 | line-height: inherit; 113 | } 114 | 115 | ol, 116 | ul { 117 | padding-right: 2rem; 118 | } 119 | 120 | ol, 121 | ul, 122 | dl { 123 | margin-top: 0; 124 | margin-bottom: 1rem; 125 | } 126 | 127 | ol ol, 128 | ul ul, 129 | ol ul, 130 | ul ol { 131 | margin-bottom: 0; 132 | } 133 | 134 | dt { 135 | font-weight: 700; 136 | } 137 | 138 | dd { 139 | margin-bottom: 0.5rem; 140 | margin-right: 0; 141 | } 142 | 143 | blockquote { 144 | margin: 0 0 1rem; 145 | } 146 | 147 | b, 148 | strong { 149 | font-weight: bolder; 150 | } 151 | 152 | small { 153 | font-size: 0.875em; 154 | } 155 | 156 | mark { 157 | padding: 0.2em; 158 | background-color: #fcf8e3; 159 | } 160 | 161 | sub, 162 | sup { 163 | position: relative; 164 | font-size: 0.75em; 165 | line-height: 0; 166 | vertical-align: baseline; 167 | } 168 | 169 | sub { 170 | bottom: -0.25em; 171 | } 172 | 173 | sup { 174 | top: -0.5em; 175 | } 176 | 177 | a { 178 | color: #0d6efd; 179 | text-decoration: underline; 180 | } 181 | a:hover { 182 | color: #0a58ca; 183 | } 184 | 185 | a:not([href]):not([class]), a:not([href]):not([class]):hover { 186 | color: inherit; 187 | text-decoration: none; 188 | } 189 | 190 | pre, 191 | code, 192 | kbd, 193 | samp { 194 | font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; 195 | font-size: 1em; 196 | direction: ltr ; 197 | unicode-bidi: bidi-override; 198 | } 199 | 200 | pre { 201 | display: block; 202 | margin-top: 0; 203 | margin-bottom: 1rem; 204 | overflow: auto; 205 | font-size: 0.875em; 206 | } 207 | pre code { 208 | font-size: inherit; 209 | color: inherit; 210 | word-break: normal; 211 | } 212 | 213 | code { 214 | font-size: 0.875em; 215 | color: #d63384; 216 | word-wrap: break-word; 217 | } 218 | a > code { 219 | color: inherit; 220 | } 221 | 222 | kbd { 223 | padding: 0.2rem 0.4rem; 224 | font-size: 0.875em; 225 | color: #fff; 226 | background-color: #212529; 227 | border-radius: 0.2rem; 228 | } 229 | kbd kbd { 230 | padding: 0; 231 | font-size: 1em; 232 | font-weight: 700; 233 | } 234 | 235 | figure { 236 | margin: 0 0 1rem; 237 | } 238 | 239 | img, 240 | svg { 241 | vertical-align: middle; 242 | } 243 | 244 | table { 245 | caption-side: bottom; 246 | border-collapse: collapse; 247 | } 248 | 249 | caption { 250 | padding-top: 0.5rem; 251 | padding-bottom: 0.5rem; 252 | color: #6c757d; 253 | text-align: right; 254 | } 255 | 256 | th { 257 | text-align: inherit; 258 | text-align: -webkit-match-parent; 259 | } 260 | 261 | thead, 262 | tbody, 263 | tfoot, 264 | tr, 265 | td, 266 | th { 267 | border-color: inherit; 268 | border-style: solid; 269 | border-width: 0; 270 | } 271 | 272 | label { 273 | display: inline-block; 274 | } 275 | 276 | button { 277 | border-radius: 0; 278 | } 279 | 280 | button:focus:not(:focus-visible) { 281 | outline: 0; 282 | } 283 | 284 | input, 285 | button, 286 | select, 287 | optgroup, 288 | textarea { 289 | margin: 0; 290 | font-family: inherit; 291 | font-size: inherit; 292 | line-height: inherit; 293 | } 294 | 295 | button, 296 | select { 297 | text-transform: none; 298 | } 299 | 300 | [role=button] { 301 | cursor: pointer; 302 | } 303 | 304 | select { 305 | word-wrap: normal; 306 | } 307 | select:disabled { 308 | opacity: 1; 309 | } 310 | 311 | [list]::-webkit-calendar-picker-indicator { 312 | display: none; 313 | } 314 | 315 | button, 316 | [type=button], 317 | [type=reset], 318 | [type=submit] { 319 | -webkit-appearance: button; 320 | } 321 | button:not(:disabled), 322 | [type=button]:not(:disabled), 323 | [type=reset]:not(:disabled), 324 | [type=submit]:not(:disabled) { 325 | cursor: pointer; 326 | } 327 | 328 | ::-moz-focus-inner { 329 | padding: 0; 330 | border-style: none; 331 | } 332 | 333 | textarea { 334 | resize: vertical; 335 | } 336 | 337 | fieldset { 338 | min-width: 0; 339 | padding: 0; 340 | margin: 0; 341 | border: 0; 342 | } 343 | 344 | legend { 345 | float: right; 346 | width: 100%; 347 | padding: 0; 348 | margin-bottom: 0.5rem; 349 | font-size: calc(1.275rem + 0.3vw); 350 | line-height: inherit; 351 | } 352 | @media (min-width: 1200px) { 353 | legend { 354 | font-size: 1.5rem; 355 | } 356 | } 357 | legend + * { 358 | clear: right; 359 | } 360 | 361 | ::-webkit-datetime-edit-fields-wrapper, 362 | ::-webkit-datetime-edit-text, 363 | ::-webkit-datetime-edit-minute, 364 | ::-webkit-datetime-edit-hour-field, 365 | ::-webkit-datetime-edit-day-field, 366 | ::-webkit-datetime-edit-month-field, 367 | ::-webkit-datetime-edit-year-field { 368 | padding: 0; 369 | } 370 | 371 | ::-webkit-inner-spin-button { 372 | height: auto; 373 | } 374 | 375 | [type=search] { 376 | outline-offset: -2px; 377 | -webkit-appearance: textfield; 378 | } 379 | 380 | [type="tel"], 381 | [type="url"], 382 | [type="email"], 383 | [type="number"] { 384 | direction: ltr; 385 | } 386 | ::-webkit-search-decoration { 387 | -webkit-appearance: none; 388 | } 389 | 390 | ::-webkit-color-swatch-wrapper { 391 | padding: 0; 392 | } 393 | 394 | ::file-selector-button { 395 | font: inherit; 396 | } 397 | 398 | ::-webkit-file-upload-button { 399 | font: inherit; 400 | -webkit-appearance: button; 401 | } 402 | 403 | output { 404 | display: inline-block; 405 | } 406 | 407 | iframe { 408 | border: 0; 409 | } 410 | 411 | summary { 412 | display: list-item; 413 | cursor: pointer; 414 | } 415 | 416 | progress { 417 | vertical-align: baseline; 418 | } 419 | 420 | [hidden] { 421 | display: none !important; 422 | } 423 | /*# sourceMappingURL=bootstrap-reboot.rtl.css.map */ -------------------------------------------------------------------------------- /04_Simple_Pos/web/assests/css/bootstrap-reboot.rtl.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-right:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-right:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:right}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:right;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:right}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}[type=email],[type=number],[type=tel],[type=url]{direction:ltr}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.rtl.min.css.map */ -------------------------------------------------------------------------------- /04_Simple_Pos/web/customer.jsp: -------------------------------------------------------------------------------- 1 | <%@ page contentType="text/html;charset=UTF-8" language="java" %> 2 | 3 | 4 | Customer View 5 | 6 | 7 | <%--scriplet--%> 8 | <% 9 | String id = "C001"; 10 | String name = "Dasun"; 11 | String address = "Galle"; 12 | double salary = 10000; 13 | %> 14 | 15 | <%--declaration--%> 16 | <%! int age=10;%> 17 | 18 | 19 |
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Customer View

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25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | <%-- expression--%> 37 | 38 | 39 | 40 | 41 | 42 | 43 |
IDNameAddressSalary
<%=id%><%=name%><%=address%><%=salary%>
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47 | 48 | 49 | 50 | 51 | 52 | 53 | 54 | <%--<%%> scriplet 55 | <%=%> expression 56 | <%!%> declaration--%> 57 | -------------------------------------------------------------------------------- /04_Simple_Pos/web/index.jsp: -------------------------------------------------------------------------------- 1 | <%@ page import="java.sql.ResultSet" %> 2 | 3 | <%@ page contentType="text/html;charset=UTF-8" language="java" %> 4 | 5 | 6 | Customer View 7 | 8 | 9 | 10 |
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39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | <% 50 | ResultSet rst = (ResultSet) request.getServletContext().getAttribute("rst"); 51 | if (rst!=null){ 52 | while (rst.next()) { 53 | String id = rst.getString(1); 54 | String name = rst.getString(2); 55 | String address = rst.getString(3); 56 | String salary = rst.getString(4); 57 | %> 58 | 59 | 60 | 61 | 62 | 63 | 64 | <% 65 | } 66 | } 67 | %> 68 | 69 |
IDNameAddressSalary
<%=id%><%=name%><%=address%><%=salary%>
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73 | 74 | 75 | 76 | 77 | 78 | 79 | 80 | -------------------------------------------------------------------------------- /04_Simple_Pos/web/index2.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Simple POS 6 | 7 | 8 | 9 | 10 |
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40 | 41 | 42 | 43 | 44 | -------------------------------------------------------------------------------- /05_Ajax/05_Ajax.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /05_Ajax/db/db.json: -------------------------------------------------------------------------------- 1 | [ 2 | { 3 | "id": "C001", 4 | "name": "Dasun", 5 | "address": "Galle", 6 | "salary": 1000 7 | }, 8 | { 9 | "id": "C002", 10 | "name": "Ramal", 11 | "address": "Panadura", 12 | "salary": 2000 13 | }, 14 | { 15 | "id": "C003", 16 | "name": "Ramindu", 17 | "address": "Panadura", 18 | "salary": 20000 19 | } 20 | ] 21 | -------------------------------------------------------------------------------- /05_Ajax/db/db.txt: -------------------------------------------------------------------------------- 1 | C001 Dasun Galle 2020d 2 | -------------------------------------------------------------------------------- /05_Ajax/db/db.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | C001 4 | Dasun 5 |
Galle
6 | 10000 7 | 8 | 9 | C002 10 | Ramal 11 |
Panadura
12 | 2000 13 | 14 | 15 | C003 16 | Chamal 17 |
Galle
18 | 1000 19 | 20 | 21 | -------------------------------------------------------------------------------- /05_Ajax/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | AJAX 6 | 7 | 8 | 9 |
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58 | 59 | 60 | 61 | 149 | 150 | 151 | -------------------------------------------------------------------------------- /06_Timers/06_Timers.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /06_Timers/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Timers 6 | 7 | 8 |

Async Web APIs in JS (non blocking)

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11 | 16 | 17 | 18 | 19 | 20 | 55 | 56 | 57 | -------------------------------------------------------------------------------- /07_POS_With_AJAX/07_POS_With_AJAX.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /07_POS_With_AJAX/src/lk/CustomerServlet.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | import java.io.PrintWriter; 10 | import java.io.Writer; 11 | import java.sql.*; 12 | 13 | 14 | @WebServlet(urlPatterns = "/customer") 15 | public class CustomerServlet extends HttpServlet { 16 | 17 | @Override 18 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 19 | try { 20 | Class.forName("com.mysql.cj.jdbc.Driver"); 21 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 22 | PreparedStatement pstm = connection.prepareStatement("select * from Customer"); 23 | ResultSet rst = pstm.executeQuery(); 24 | PrintWriter writer = resp.getWriter(); 25 | resp.setContentType("application/json"); 26 | 27 | String json = "["; 28 | while (rst.next()) { 29 | String id = rst.getString(1); 30 | String name = rst.getString(2); 31 | String address = rst.getString(3); 32 | String salary = rst.getString(4); 33 | json += "{\"id\":\"" + id + "\",\"name\":\"" + name + "\",\"address\":\"" + address + "\",\"salary\":" + salary + "},"; 34 | } 35 | json = json.substring(0, json.length() - 1); 36 | json += "]"; 37 | writer.write(json); 38 | writer.close(); 39 | } catch (ClassNotFoundException e) { 40 | 41 | } catch (SQLException throwables) { 42 | } 43 | } 44 | 45 | @Override 46 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 47 | String id = req.getParameter("id"); 48 | String name = req.getParameter("name"); 49 | String address = req.getParameter("address"); 50 | String salary = req.getParameter("salary"); 51 | 52 | try { 53 | Class.forName("com.mysql.cj.jdbc.Driver"); 54 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 55 | PreparedStatement pstm = connection.prepareStatement("insert into Customer values(?,?,?,?)"); 56 | pstm.setObject(1, id); 57 | pstm.setObject(2, name); 58 | pstm.setObject(3, address); 59 | pstm.setObject(4, salary); 60 | int i = pstm.executeUpdate(); 61 | 62 | PrintWriter writer = resp.getWriter(); 63 | resp.setContentType("application/json"); 64 | if (i > 0) { 65 | writer.write("{\"operation\":\"success\"}"); 66 | } 67 | writer.close(); 68 | } catch (ClassNotFoundException e) { 69 | 70 | } catch (SQLException throwables) { 71 | 72 | } 73 | 74 | 75 | } 76 | 77 | @Override 78 | protected void doPut(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 79 | 80 | } 81 | 82 | 83 | @Override 84 | protected void doDelete(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 85 | 86 | } 87 | } 88 | -------------------------------------------------------------------------------- /07_POS_With_AJAX/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /07_POS_With_AJAX/web/assests/css/bootstrap-reboot.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.min.css.map */ -------------------------------------------------------------------------------- /07_POS_With_AJAX/web/assests/css/bootstrap-reboot.rtl.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */ 8 | *, 9 | *::before, 10 | *::after { 11 | box-sizing: border-box; 12 | } 13 | 14 | @media (prefers-reduced-motion: no-preference) { 15 | :root { 16 | scroll-behavior: smooth; 17 | } 18 | } 19 | 20 | body { 21 | margin: 0; 22 | font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; 23 | font-size: 1rem; 24 | font-weight: 400; 25 | line-height: 1.5; 26 | color: #212529; 27 | background-color: #fff; 28 | -webkit-text-size-adjust: 100%; 29 | -webkit-tap-highlight-color: rgba(0, 0, 0, 0); 30 | } 31 | 32 | hr { 33 | margin: 1rem 0; 34 | color: inherit; 35 | background-color: currentColor; 36 | border: 0; 37 | opacity: 0.25; 38 | } 39 | 40 | hr:not([size]) { 41 | height: 1px; 42 | } 43 | 44 | h6, h5, h4, h3, h2, h1 { 45 | margin-top: 0; 46 | margin-bottom: 0.5rem; 47 | font-weight: 500; 48 | line-height: 1.2; 49 | } 50 | 51 | h1 { 52 | font-size: calc(1.375rem + 1.5vw); 53 | } 54 | @media (min-width: 1200px) { 55 | h1 { 56 | font-size: 2.5rem; 57 | } 58 | } 59 | 60 | h2 { 61 | font-size: calc(1.325rem + 0.9vw); 62 | } 63 | @media (min-width: 1200px) { 64 | h2 { 65 | font-size: 2rem; 66 | } 67 | } 68 | 69 | h3 { 70 | font-size: calc(1.3rem + 0.6vw); 71 | } 72 | @media (min-width: 1200px) { 73 | h3 { 74 | font-size: 1.75rem; 75 | } 76 | } 77 | 78 | h4 { 79 | font-size: calc(1.275rem + 0.3vw); 80 | } 81 | @media (min-width: 1200px) { 82 | h4 { 83 | font-size: 1.5rem; 84 | } 85 | } 86 | 87 | h5 { 88 | font-size: 1.25rem; 89 | } 90 | 91 | h6 { 92 | font-size: 1rem; 93 | } 94 | 95 | p { 96 | margin-top: 0; 97 | margin-bottom: 1rem; 98 | } 99 | 100 | abbr[title], 101 | abbr[data-bs-original-title] { 102 | -webkit-text-decoration: underline dotted; 103 | text-decoration: underline dotted; 104 | cursor: help; 105 | -webkit-text-decoration-skip-ink: none; 106 | text-decoration-skip-ink: none; 107 | } 108 | 109 | address { 110 | margin-bottom: 1rem; 111 | font-style: normal; 112 | line-height: inherit; 113 | } 114 | 115 | ol, 116 | ul { 117 | padding-right: 2rem; 118 | } 119 | 120 | ol, 121 | ul, 122 | dl { 123 | margin-top: 0; 124 | margin-bottom: 1rem; 125 | } 126 | 127 | ol ol, 128 | ul ul, 129 | ol ul, 130 | ul ol { 131 | margin-bottom: 0; 132 | } 133 | 134 | dt { 135 | font-weight: 700; 136 | } 137 | 138 | dd { 139 | margin-bottom: 0.5rem; 140 | margin-right: 0; 141 | } 142 | 143 | blockquote { 144 | margin: 0 0 1rem; 145 | } 146 | 147 | b, 148 | strong { 149 | font-weight: bolder; 150 | } 151 | 152 | small { 153 | font-size: 0.875em; 154 | } 155 | 156 | mark { 157 | padding: 0.2em; 158 | background-color: #fcf8e3; 159 | } 160 | 161 | sub, 162 | sup { 163 | position: relative; 164 | font-size: 0.75em; 165 | line-height: 0; 166 | vertical-align: baseline; 167 | } 168 | 169 | sub { 170 | bottom: -0.25em; 171 | } 172 | 173 | sup { 174 | top: -0.5em; 175 | } 176 | 177 | a { 178 | color: #0d6efd; 179 | text-decoration: underline; 180 | } 181 | a:hover { 182 | color: #0a58ca; 183 | } 184 | 185 | a:not([href]):not([class]), a:not([href]):not([class]):hover { 186 | color: inherit; 187 | text-decoration: none; 188 | } 189 | 190 | pre, 191 | code, 192 | kbd, 193 | samp { 194 | font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; 195 | font-size: 1em; 196 | direction: ltr ; 197 | unicode-bidi: bidi-override; 198 | } 199 | 200 | pre { 201 | display: block; 202 | margin-top: 0; 203 | margin-bottom: 1rem; 204 | overflow: auto; 205 | font-size: 0.875em; 206 | } 207 | pre code { 208 | font-size: inherit; 209 | color: inherit; 210 | word-break: normal; 211 | } 212 | 213 | code { 214 | font-size: 0.875em; 215 | color: #d63384; 216 | word-wrap: break-word; 217 | } 218 | a > code { 219 | color: inherit; 220 | } 221 | 222 | kbd { 223 | padding: 0.2rem 0.4rem; 224 | font-size: 0.875em; 225 | color: #fff; 226 | background-color: #212529; 227 | border-radius: 0.2rem; 228 | } 229 | kbd kbd { 230 | padding: 0; 231 | font-size: 1em; 232 | font-weight: 700; 233 | } 234 | 235 | figure { 236 | margin: 0 0 1rem; 237 | } 238 | 239 | img, 240 | svg { 241 | vertical-align: middle; 242 | } 243 | 244 | table { 245 | caption-side: bottom; 246 | border-collapse: collapse; 247 | } 248 | 249 | caption { 250 | padding-top: 0.5rem; 251 | padding-bottom: 0.5rem; 252 | color: #6c757d; 253 | text-align: right; 254 | } 255 | 256 | th { 257 | text-align: inherit; 258 | text-align: -webkit-match-parent; 259 | } 260 | 261 | thead, 262 | tbody, 263 | tfoot, 264 | tr, 265 | td, 266 | th { 267 | border-color: inherit; 268 | border-style: solid; 269 | border-width: 0; 270 | } 271 | 272 | label { 273 | display: inline-block; 274 | } 275 | 276 | button { 277 | border-radius: 0; 278 | } 279 | 280 | button:focus:not(:focus-visible) { 281 | outline: 0; 282 | } 283 | 284 | input, 285 | button, 286 | select, 287 | optgroup, 288 | textarea { 289 | margin: 0; 290 | font-family: inherit; 291 | font-size: inherit; 292 | line-height: inherit; 293 | } 294 | 295 | button, 296 | select { 297 | text-transform: none; 298 | } 299 | 300 | [role=button] { 301 | cursor: pointer; 302 | } 303 | 304 | select { 305 | word-wrap: normal; 306 | } 307 | select:disabled { 308 | opacity: 1; 309 | } 310 | 311 | [list]::-webkit-calendar-picker-indicator { 312 | display: none; 313 | } 314 | 315 | button, 316 | [type=button], 317 | [type=reset], 318 | [type=submit] { 319 | -webkit-appearance: button; 320 | } 321 | button:not(:disabled), 322 | [type=button]:not(:disabled), 323 | [type=reset]:not(:disabled), 324 | [type=submit]:not(:disabled) { 325 | cursor: pointer; 326 | } 327 | 328 | ::-moz-focus-inner { 329 | padding: 0; 330 | border-style: none; 331 | } 332 | 333 | textarea { 334 | resize: vertical; 335 | } 336 | 337 | fieldset { 338 | min-width: 0; 339 | padding: 0; 340 | margin: 0; 341 | border: 0; 342 | } 343 | 344 | legend { 345 | float: right; 346 | width: 100%; 347 | padding: 0; 348 | margin-bottom: 0.5rem; 349 | font-size: calc(1.275rem + 0.3vw); 350 | line-height: inherit; 351 | } 352 | @media (min-width: 1200px) { 353 | legend { 354 | font-size: 1.5rem; 355 | } 356 | } 357 | legend + * { 358 | clear: right; 359 | } 360 | 361 | ::-webkit-datetime-edit-fields-wrapper, 362 | ::-webkit-datetime-edit-text, 363 | ::-webkit-datetime-edit-minute, 364 | ::-webkit-datetime-edit-hour-field, 365 | ::-webkit-datetime-edit-day-field, 366 | ::-webkit-datetime-edit-month-field, 367 | ::-webkit-datetime-edit-year-field { 368 | padding: 0; 369 | } 370 | 371 | ::-webkit-inner-spin-button { 372 | height: auto; 373 | } 374 | 375 | [type=search] { 376 | outline-offset: -2px; 377 | -webkit-appearance: textfield; 378 | } 379 | 380 | [type="tel"], 381 | [type="url"], 382 | [type="email"], 383 | [type="number"] { 384 | direction: ltr; 385 | } 386 | ::-webkit-search-decoration { 387 | -webkit-appearance: none; 388 | } 389 | 390 | ::-webkit-color-swatch-wrapper { 391 | padding: 0; 392 | } 393 | 394 | ::file-selector-button { 395 | font: inherit; 396 | } 397 | 398 | ::-webkit-file-upload-button { 399 | font: inherit; 400 | -webkit-appearance: button; 401 | } 402 | 403 | output { 404 | display: inline-block; 405 | } 406 | 407 | iframe { 408 | border: 0; 409 | } 410 | 411 | summary { 412 | display: list-item; 413 | cursor: pointer; 414 | } 415 | 416 | progress { 417 | vertical-align: baseline; 418 | } 419 | 420 | [hidden] { 421 | display: none !important; 422 | } 423 | /*# sourceMappingURL=bootstrap-reboot.rtl.css.map */ -------------------------------------------------------------------------------- /07_POS_With_AJAX/web/assests/css/bootstrap-reboot.rtl.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-right:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-right:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:right}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:right;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:right}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}[type=email],[type=number],[type=tel],[type=url]{direction:ltr}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.rtl.min.css.map */ -------------------------------------------------------------------------------- /07_POS_With_AJAX/web/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Simple POS 6 | 7 | 8 | 9 | 10 |
11 |
12 |

Customer Manage

13 |
14 |
15 |
16 |
17 |
18 | 19 | 20 |
21 |
22 | 23 | 24 |
25 |
26 | 27 | 28 |
29 |
30 | 31 | 32 |
33 |
34 | 35 | 36 |
37 |
38 |
39 |
40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 | 50 | 51 | 52 |
IDNameAddressSalary
53 |
54 |
55 |
56 | 57 | 58 | 59 | 60 | 108 | 109 | 110 | -------------------------------------------------------------------------------- /08_JSONP/08_JSONP.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | -------------------------------------------------------------------------------- /08_JSONP/src/lk/CustomerServlet.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.json.*; 4 | import javax.servlet.ServletException; 5 | import javax.servlet.annotation.WebServlet; 6 | import javax.servlet.http.HttpServlet; 7 | import javax.servlet.http.HttpServletRequest; 8 | import javax.servlet.http.HttpServletResponse; 9 | import java.io.IOException; 10 | import java.io.PrintWriter; 11 | import java.sql.*; 12 | 13 | 14 | @WebServlet(urlPatterns = "/customer") 15 | public class CustomerServlet extends HttpServlet { 16 | 17 | @Override 18 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 19 | try { 20 | Class.forName("com.mysql.cj.jdbc.Driver"); 21 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 22 | PreparedStatement pstm = connection.prepareStatement("select * from Customer"); 23 | ResultSet rst = pstm.executeQuery(); 24 | PrintWriter writer = resp.getWriter(); 25 | resp.setContentType("application/json"); 26 | 27 | JsonArrayBuilder allCustomers = Json.createArrayBuilder(); 28 | 29 | while (rst.next()) { 30 | String id = rst.getString(1); 31 | String name = rst.getString(2); 32 | String address = rst.getString(3); 33 | String salary = rst.getString(4); 34 | 35 | JsonObjectBuilder customer = Json.createObjectBuilder(); 36 | customer.add("id",id); 37 | customer.add("name",name); 38 | customer.add("address",address); 39 | customer.add("salary",salary); 40 | allCustomers.add(customer.build()); 41 | } 42 | writer.print(allCustomers.build()); 43 | writer.close(); 44 | } catch (ClassNotFoundException e) { 45 | 46 | } catch (SQLException throwables) { 47 | } 48 | } 49 | 50 | @Override 51 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 52 | String id = req.getParameter("id"); 53 | String name = req.getParameter("name"); 54 | String address = req.getParameter("address"); 55 | String salary = req.getParameter("salary"); 56 | 57 | try { 58 | Class.forName("com.mysql.cj.jdbc.Driver"); 59 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 60 | PreparedStatement pstm = connection.prepareStatement("insert into Customer values(?,?,?,?)"); 61 | pstm.setObject(1, id); 62 | pstm.setObject(2, name); 63 | pstm.setObject(3, address); 64 | pstm.setObject(4, salary); 65 | int i = pstm.executeUpdate(); 66 | 67 | PrintWriter writer = resp.getWriter(); 68 | resp.setContentType("application/json"); 69 | if (i > 0) { 70 | writer.write("{\"operation\":\"success\"}"); 71 | } 72 | writer.close(); 73 | } catch (ClassNotFoundException e) { 74 | 75 | } catch (SQLException throwables) { 76 | 77 | } 78 | 79 | 80 | } 81 | 82 | @Override 83 | protected void doPut(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 84 | JsonReader jsonReader = Json.createReader(req.getReader()); 85 | JsonObject customer = jsonReader.readObject(); 86 | String id = req.getParameter("id"); 87 | String name = req.getParameter("name"); 88 | String address = req.getParameter("address"); 89 | String salary = req.getParameter("salary"); 90 | 91 | try { 92 | Class.forName("com.mysql.cj.jdbc.Driver"); 93 | Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/pos", "root", "1023"); 94 | PreparedStatement pstm = connection.prepareStatement("UPDATE customer set name=?,address=?,salary=? WHERE id=?"); 95 | pstm.setObject(1,name); 96 | pstm.setObject(2,address); 97 | pstm.setObject(3,salary); 98 | pstm.setObject(4,id); 99 | int i = pstm.executeUpdate(); 100 | PrintWriter writer = resp.getWriter(); 101 | 102 | if(i>0){ 103 | writer.write("Customer Updated"); 104 | writer.write(id); 105 | writer.write(name); 106 | writer.write(address); 107 | writer.write(salary); 108 | } 109 | writer.close(); 110 | 111 | } catch (ClassNotFoundException e) { 112 | 113 | } catch (SQLException throwables) { 114 | } 115 | } 116 | 117 | 118 | @Override 119 | protected void doDelete(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 120 | // JsonReader jsonReader = 121 | } 122 | } 123 | -------------------------------------------------------------------------------- /08_JSONP/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /08_JSONP/web/assests/css/bootstrap-reboot.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */ 8 | *, 9 | *::before, 10 | *::after { 11 | box-sizing: border-box; 12 | } 13 | 14 | @media (prefers-reduced-motion: no-preference) { 15 | :root { 16 | scroll-behavior: smooth; 17 | } 18 | } 19 | 20 | body { 21 | margin: 0; 22 | font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; 23 | font-size: 1rem; 24 | font-weight: 400; 25 | line-height: 1.5; 26 | color: #212529; 27 | background-color: #fff; 28 | -webkit-text-size-adjust: 100%; 29 | -webkit-tap-highlight-color: rgba(0, 0, 0, 0); 30 | } 31 | 32 | hr { 33 | margin: 1rem 0; 34 | color: inherit; 35 | background-color: currentColor; 36 | border: 0; 37 | opacity: 0.25; 38 | } 39 | 40 | hr:not([size]) { 41 | height: 1px; 42 | } 43 | 44 | h6, h5, h4, h3, h2, h1 { 45 | margin-top: 0; 46 | margin-bottom: 0.5rem; 47 | font-weight: 500; 48 | line-height: 1.2; 49 | } 50 | 51 | h1 { 52 | font-size: calc(1.375rem + 1.5vw); 53 | } 54 | @media (min-width: 1200px) { 55 | h1 { 56 | font-size: 2.5rem; 57 | } 58 | } 59 | 60 | h2 { 61 | font-size: calc(1.325rem + 0.9vw); 62 | } 63 | @media (min-width: 1200px) { 64 | h2 { 65 | font-size: 2rem; 66 | } 67 | } 68 | 69 | h3 { 70 | font-size: calc(1.3rem + 0.6vw); 71 | } 72 | @media (min-width: 1200px) { 73 | h3 { 74 | font-size: 1.75rem; 75 | } 76 | } 77 | 78 | h4 { 79 | font-size: calc(1.275rem + 0.3vw); 80 | } 81 | @media (min-width: 1200px) { 82 | h4 { 83 | font-size: 1.5rem; 84 | } 85 | } 86 | 87 | h5 { 88 | font-size: 1.25rem; 89 | } 90 | 91 | h6 { 92 | font-size: 1rem; 93 | } 94 | 95 | p { 96 | margin-top: 0; 97 | margin-bottom: 1rem; 98 | } 99 | 100 | abbr[title], 101 | abbr[data-bs-original-title] { 102 | -webkit-text-decoration: underline dotted; 103 | text-decoration: underline dotted; 104 | cursor: help; 105 | -webkit-text-decoration-skip-ink: none; 106 | text-decoration-skip-ink: none; 107 | } 108 | 109 | address { 110 | margin-bottom: 1rem; 111 | font-style: normal; 112 | line-height: inherit; 113 | } 114 | 115 | ol, 116 | ul { 117 | padding-left: 2rem; 118 | } 119 | 120 | ol, 121 | ul, 122 | dl { 123 | margin-top: 0; 124 | margin-bottom: 1rem; 125 | } 126 | 127 | ol ol, 128 | ul ul, 129 | ol ul, 130 | ul ol { 131 | margin-bottom: 0; 132 | } 133 | 134 | dt { 135 | font-weight: 700; 136 | } 137 | 138 | dd { 139 | margin-bottom: 0.5rem; 140 | margin-left: 0; 141 | } 142 | 143 | blockquote { 144 | margin: 0 0 1rem; 145 | } 146 | 147 | b, 148 | strong { 149 | font-weight: bolder; 150 | } 151 | 152 | small { 153 | font-size: 0.875em; 154 | } 155 | 156 | mark { 157 | padding: 0.2em; 158 | background-color: #fcf8e3; 159 | } 160 | 161 | sub, 162 | sup { 163 | position: relative; 164 | font-size: 0.75em; 165 | line-height: 0; 166 | vertical-align: baseline; 167 | } 168 | 169 | sub { 170 | bottom: -0.25em; 171 | } 172 | 173 | sup { 174 | top: -0.5em; 175 | } 176 | 177 | a { 178 | color: #0d6efd; 179 | text-decoration: underline; 180 | } 181 | a:hover { 182 | color: #0a58ca; 183 | } 184 | 185 | a:not([href]):not([class]), a:not([href]):not([class]):hover { 186 | color: inherit; 187 | text-decoration: none; 188 | } 189 | 190 | pre, 191 | code, 192 | kbd, 193 | samp { 194 | font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; 195 | font-size: 1em; 196 | direction: ltr /* rtl:ignore */; 197 | unicode-bidi: bidi-override; 198 | } 199 | 200 | pre { 201 | display: block; 202 | margin-top: 0; 203 | margin-bottom: 1rem; 204 | overflow: auto; 205 | font-size: 0.875em; 206 | } 207 | pre code { 208 | font-size: inherit; 209 | color: inherit; 210 | word-break: normal; 211 | } 212 | 213 | code { 214 | font-size: 0.875em; 215 | color: #d63384; 216 | word-wrap: break-word; 217 | } 218 | a > code { 219 | color: inherit; 220 | } 221 | 222 | kbd { 223 | padding: 0.2rem 0.4rem; 224 | font-size: 0.875em; 225 | color: #fff; 226 | background-color: #212529; 227 | border-radius: 0.2rem; 228 | } 229 | kbd kbd { 230 | padding: 0; 231 | font-size: 1em; 232 | font-weight: 700; 233 | } 234 | 235 | figure { 236 | margin: 0 0 1rem; 237 | } 238 | 239 | img, 240 | svg { 241 | vertical-align: middle; 242 | } 243 | 244 | table { 245 | caption-side: bottom; 246 | border-collapse: collapse; 247 | } 248 | 249 | caption { 250 | padding-top: 0.5rem; 251 | padding-bottom: 0.5rem; 252 | color: #6c757d; 253 | text-align: left; 254 | } 255 | 256 | th { 257 | text-align: inherit; 258 | text-align: -webkit-match-parent; 259 | } 260 | 261 | thead, 262 | tbody, 263 | tfoot, 264 | tr, 265 | td, 266 | th { 267 | border-color: inherit; 268 | border-style: solid; 269 | border-width: 0; 270 | } 271 | 272 | label { 273 | display: inline-block; 274 | } 275 | 276 | button { 277 | border-radius: 0; 278 | } 279 | 280 | button:focus:not(:focus-visible) { 281 | outline: 0; 282 | } 283 | 284 | input, 285 | button, 286 | select, 287 | optgroup, 288 | textarea { 289 | margin: 0; 290 | font-family: inherit; 291 | font-size: inherit; 292 | line-height: inherit; 293 | } 294 | 295 | button, 296 | select { 297 | text-transform: none; 298 | } 299 | 300 | [role=button] { 301 | cursor: pointer; 302 | } 303 | 304 | select { 305 | word-wrap: normal; 306 | } 307 | select:disabled { 308 | opacity: 1; 309 | } 310 | 311 | [list]::-webkit-calendar-picker-indicator { 312 | display: none; 313 | } 314 | 315 | button, 316 | [type=button], 317 | [type=reset], 318 | [type=submit] { 319 | -webkit-appearance: button; 320 | } 321 | button:not(:disabled), 322 | [type=button]:not(:disabled), 323 | [type=reset]:not(:disabled), 324 | [type=submit]:not(:disabled) { 325 | cursor: pointer; 326 | } 327 | 328 | ::-moz-focus-inner { 329 | padding: 0; 330 | border-style: none; 331 | } 332 | 333 | textarea { 334 | resize: vertical; 335 | } 336 | 337 | fieldset { 338 | min-width: 0; 339 | padding: 0; 340 | margin: 0; 341 | border: 0; 342 | } 343 | 344 | legend { 345 | float: left; 346 | width: 100%; 347 | padding: 0; 348 | margin-bottom: 0.5rem; 349 | font-size: calc(1.275rem + 0.3vw); 350 | line-height: inherit; 351 | } 352 | @media (min-width: 1200px) { 353 | legend { 354 | font-size: 1.5rem; 355 | } 356 | } 357 | legend + * { 358 | clear: left; 359 | } 360 | 361 | ::-webkit-datetime-edit-fields-wrapper, 362 | ::-webkit-datetime-edit-text, 363 | ::-webkit-datetime-edit-minute, 364 | ::-webkit-datetime-edit-hour-field, 365 | ::-webkit-datetime-edit-day-field, 366 | ::-webkit-datetime-edit-month-field, 367 | ::-webkit-datetime-edit-year-field { 368 | padding: 0; 369 | } 370 | 371 | ::-webkit-inner-spin-button { 372 | height: auto; 373 | } 374 | 375 | [type=search] { 376 | outline-offset: -2px; 377 | -webkit-appearance: textfield; 378 | } 379 | 380 | /* rtl:raw: 381 | [type="tel"], 382 | [type="url"], 383 | [type="email"], 384 | [type="number"] { 385 | direction: ltr; 386 | } 387 | */ 388 | ::-webkit-search-decoration { 389 | -webkit-appearance: none; 390 | } 391 | 392 | ::-webkit-color-swatch-wrapper { 393 | padding: 0; 394 | } 395 | 396 | ::file-selector-button { 397 | font: inherit; 398 | } 399 | 400 | ::-webkit-file-upload-button { 401 | font: inherit; 402 | -webkit-appearance: button; 403 | } 404 | 405 | output { 406 | display: inline-block; 407 | } 408 | 409 | iframe { 410 | border: 0; 411 | } 412 | 413 | summary { 414 | display: list-item; 415 | cursor: pointer; 416 | } 417 | 418 | progress { 419 | vertical-align: baseline; 420 | } 421 | 422 | [hidden] { 423 | display: none !important; 424 | } 425 | 426 | /*# sourceMappingURL=bootstrap-reboot.css.map */ -------------------------------------------------------------------------------- /08_JSONP/web/assests/css/bootstrap-reboot.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.min.css.map */ -------------------------------------------------------------------------------- /08_JSONP/web/assests/css/bootstrap-reboot.rtl.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */ 8 | *, 9 | *::before, 10 | *::after { 11 | box-sizing: border-box; 12 | } 13 | 14 | @media (prefers-reduced-motion: no-preference) { 15 | :root { 16 | scroll-behavior: smooth; 17 | } 18 | } 19 | 20 | body { 21 | margin: 0; 22 | font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; 23 | font-size: 1rem; 24 | font-weight: 400; 25 | line-height: 1.5; 26 | color: #212529; 27 | background-color: #fff; 28 | -webkit-text-size-adjust: 100%; 29 | -webkit-tap-highlight-color: rgba(0, 0, 0, 0); 30 | } 31 | 32 | hr { 33 | margin: 1rem 0; 34 | color: inherit; 35 | background-color: currentColor; 36 | border: 0; 37 | opacity: 0.25; 38 | } 39 | 40 | hr:not([size]) { 41 | height: 1px; 42 | } 43 | 44 | h6, h5, h4, h3, h2, h1 { 45 | margin-top: 0; 46 | margin-bottom: 0.5rem; 47 | font-weight: 500; 48 | line-height: 1.2; 49 | } 50 | 51 | h1 { 52 | font-size: calc(1.375rem + 1.5vw); 53 | } 54 | @media (min-width: 1200px) { 55 | h1 { 56 | font-size: 2.5rem; 57 | } 58 | } 59 | 60 | h2 { 61 | font-size: calc(1.325rem + 0.9vw); 62 | } 63 | @media (min-width: 1200px) { 64 | h2 { 65 | font-size: 2rem; 66 | } 67 | } 68 | 69 | h3 { 70 | font-size: calc(1.3rem + 0.6vw); 71 | } 72 | @media (min-width: 1200px) { 73 | h3 { 74 | font-size: 1.75rem; 75 | } 76 | } 77 | 78 | h4 { 79 | font-size: calc(1.275rem + 0.3vw); 80 | } 81 | @media (min-width: 1200px) { 82 | h4 { 83 | font-size: 1.5rem; 84 | } 85 | } 86 | 87 | h5 { 88 | font-size: 1.25rem; 89 | } 90 | 91 | h6 { 92 | font-size: 1rem; 93 | } 94 | 95 | p { 96 | margin-top: 0; 97 | margin-bottom: 1rem; 98 | } 99 | 100 | abbr[title], 101 | abbr[data-bs-original-title] { 102 | -webkit-text-decoration: underline dotted; 103 | text-decoration: underline dotted; 104 | cursor: help; 105 | -webkit-text-decoration-skip-ink: none; 106 | text-decoration-skip-ink: none; 107 | } 108 | 109 | address { 110 | margin-bottom: 1rem; 111 | font-style: normal; 112 | line-height: inherit; 113 | } 114 | 115 | ol, 116 | ul { 117 | padding-right: 2rem; 118 | } 119 | 120 | ol, 121 | ul, 122 | dl { 123 | margin-top: 0; 124 | margin-bottom: 1rem; 125 | } 126 | 127 | ol ol, 128 | ul ul, 129 | ol ul, 130 | ul ol { 131 | margin-bottom: 0; 132 | } 133 | 134 | dt { 135 | font-weight: 700; 136 | } 137 | 138 | dd { 139 | margin-bottom: 0.5rem; 140 | margin-right: 0; 141 | } 142 | 143 | blockquote { 144 | margin: 0 0 1rem; 145 | } 146 | 147 | b, 148 | strong { 149 | font-weight: bolder; 150 | } 151 | 152 | small { 153 | font-size: 0.875em; 154 | } 155 | 156 | mark { 157 | padding: 0.2em; 158 | background-color: #fcf8e3; 159 | } 160 | 161 | sub, 162 | sup { 163 | position: relative; 164 | font-size: 0.75em; 165 | line-height: 0; 166 | vertical-align: baseline; 167 | } 168 | 169 | sub { 170 | bottom: -0.25em; 171 | } 172 | 173 | sup { 174 | top: -0.5em; 175 | } 176 | 177 | a { 178 | color: #0d6efd; 179 | text-decoration: underline; 180 | } 181 | a:hover { 182 | color: #0a58ca; 183 | } 184 | 185 | a:not([href]):not([class]), a:not([href]):not([class]):hover { 186 | color: inherit; 187 | text-decoration: none; 188 | } 189 | 190 | pre, 191 | code, 192 | kbd, 193 | samp { 194 | font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; 195 | font-size: 1em; 196 | direction: ltr ; 197 | unicode-bidi: bidi-override; 198 | } 199 | 200 | pre { 201 | display: block; 202 | margin-top: 0; 203 | margin-bottom: 1rem; 204 | overflow: auto; 205 | font-size: 0.875em; 206 | } 207 | pre code { 208 | font-size: inherit; 209 | color: inherit; 210 | word-break: normal; 211 | } 212 | 213 | code { 214 | font-size: 0.875em; 215 | color: #d63384; 216 | word-wrap: break-word; 217 | } 218 | a > code { 219 | color: inherit; 220 | } 221 | 222 | kbd { 223 | padding: 0.2rem 0.4rem; 224 | font-size: 0.875em; 225 | color: #fff; 226 | background-color: #212529; 227 | border-radius: 0.2rem; 228 | } 229 | kbd kbd { 230 | padding: 0; 231 | font-size: 1em; 232 | font-weight: 700; 233 | } 234 | 235 | figure { 236 | margin: 0 0 1rem; 237 | } 238 | 239 | img, 240 | svg { 241 | vertical-align: middle; 242 | } 243 | 244 | table { 245 | caption-side: bottom; 246 | border-collapse: collapse; 247 | } 248 | 249 | caption { 250 | padding-top: 0.5rem; 251 | padding-bottom: 0.5rem; 252 | color: #6c757d; 253 | text-align: right; 254 | } 255 | 256 | th { 257 | text-align: inherit; 258 | text-align: -webkit-match-parent; 259 | } 260 | 261 | thead, 262 | tbody, 263 | tfoot, 264 | tr, 265 | td, 266 | th { 267 | border-color: inherit; 268 | border-style: solid; 269 | border-width: 0; 270 | } 271 | 272 | label { 273 | display: inline-block; 274 | } 275 | 276 | button { 277 | border-radius: 0; 278 | } 279 | 280 | button:focus:not(:focus-visible) { 281 | outline: 0; 282 | } 283 | 284 | input, 285 | button, 286 | select, 287 | optgroup, 288 | textarea { 289 | margin: 0; 290 | font-family: inherit; 291 | font-size: inherit; 292 | line-height: inherit; 293 | } 294 | 295 | button, 296 | select { 297 | text-transform: none; 298 | } 299 | 300 | [role=button] { 301 | cursor: pointer; 302 | } 303 | 304 | select { 305 | word-wrap: normal; 306 | } 307 | select:disabled { 308 | opacity: 1; 309 | } 310 | 311 | [list]::-webkit-calendar-picker-indicator { 312 | display: none; 313 | } 314 | 315 | button, 316 | [type=button], 317 | [type=reset], 318 | [type=submit] { 319 | -webkit-appearance: button; 320 | } 321 | button:not(:disabled), 322 | [type=button]:not(:disabled), 323 | [type=reset]:not(:disabled), 324 | [type=submit]:not(:disabled) { 325 | cursor: pointer; 326 | } 327 | 328 | ::-moz-focus-inner { 329 | padding: 0; 330 | border-style: none; 331 | } 332 | 333 | textarea { 334 | resize: vertical; 335 | } 336 | 337 | fieldset { 338 | min-width: 0; 339 | padding: 0; 340 | margin: 0; 341 | border: 0; 342 | } 343 | 344 | legend { 345 | float: right; 346 | width: 100%; 347 | padding: 0; 348 | margin-bottom: 0.5rem; 349 | font-size: calc(1.275rem + 0.3vw); 350 | line-height: inherit; 351 | } 352 | @media (min-width: 1200px) { 353 | legend { 354 | font-size: 1.5rem; 355 | } 356 | } 357 | legend + * { 358 | clear: right; 359 | } 360 | 361 | ::-webkit-datetime-edit-fields-wrapper, 362 | ::-webkit-datetime-edit-text, 363 | ::-webkit-datetime-edit-minute, 364 | ::-webkit-datetime-edit-hour-field, 365 | ::-webkit-datetime-edit-day-field, 366 | ::-webkit-datetime-edit-month-field, 367 | ::-webkit-datetime-edit-year-field { 368 | padding: 0; 369 | } 370 | 371 | ::-webkit-inner-spin-button { 372 | height: auto; 373 | } 374 | 375 | [type=search] { 376 | outline-offset: -2px; 377 | -webkit-appearance: textfield; 378 | } 379 | 380 | [type="tel"], 381 | [type="url"], 382 | [type="email"], 383 | [type="number"] { 384 | direction: ltr; 385 | } 386 | ::-webkit-search-decoration { 387 | -webkit-appearance: none; 388 | } 389 | 390 | ::-webkit-color-swatch-wrapper { 391 | padding: 0; 392 | } 393 | 394 | ::file-selector-button { 395 | font: inherit; 396 | } 397 | 398 | ::-webkit-file-upload-button { 399 | font: inherit; 400 | -webkit-appearance: button; 401 | } 402 | 403 | output { 404 | display: inline-block; 405 | } 406 | 407 | iframe { 408 | border: 0; 409 | } 410 | 411 | summary { 412 | display: list-item; 413 | cursor: pointer; 414 | } 415 | 416 | progress { 417 | vertical-align: baseline; 418 | } 419 | 420 | [hidden] { 421 | display: none !important; 422 | } 423 | /*# sourceMappingURL=bootstrap-reboot.rtl.css.map */ -------------------------------------------------------------------------------- /08_JSONP/web/assests/css/bootstrap-reboot.rtl.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-right:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-right:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:right}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:right;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:right}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}[type=email],[type=number],[type=tel],[type=url]{direction:ltr}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.rtl.min.css.map */ -------------------------------------------------------------------------------- /08_JSONP/web/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Simple POS 6 | 7 | 8 | 9 | 10 |
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Customer Manage

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IDNameAddressSalary
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56 | 57 | 58 | 59 | 60 | 125 | 126 | 127 | -------------------------------------------------------------------------------- /09_DBCP/09_DBCP.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /09_DBCP/src/lk/CustomerServlet.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import org.apache.commons.dbcp2.BasicDataSource; 4 | import javax.json.*; 5 | import javax.servlet.ServletException; 6 | import javax.servlet.annotation.WebServlet; 7 | import javax.servlet.http.HttpServlet; 8 | import javax.servlet.http.HttpServletRequest; 9 | import javax.servlet.http.HttpServletResponse; 10 | import java.io.IOException; 11 | import java.io.PrintWriter; 12 | import java.sql.*; 13 | 14 | 15 | @WebServlet(urlPatterns = "/customer") 16 | public class CustomerServlet extends HttpServlet { 17 | 18 | @Override 19 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 20 | try { 21 | BasicDataSource ds = (BasicDataSource) getServletContext().getAttribute("ds"); 22 | Connection connection = ds.getConnection(); 23 | 24 | PreparedStatement pstm = connection.prepareStatement("SELECT * FROM Customer"); 25 | ResultSet rst = pstm.executeQuery(); 26 | PrintWriter writer = resp.getWriter(); 27 | resp.setContentType("application/json"); 28 | 29 | //for creating a json array 30 | JsonArrayBuilder allCustomers = Json.createArrayBuilder(); 31 | 32 | while (rst.next()) { 33 | String id = rst.getString(1); 34 | String name = rst.getString(2); 35 | String address = rst.getString(3); 36 | String salary = rst.getString(4); 37 | 38 | //creating a json object 39 | JsonObjectBuilder customer = Json.createObjectBuilder(); 40 | customer.add("id", id); 41 | customer.add("name", name); 42 | customer.add("address", address); 43 | customer.add("salary", salary); 44 | allCustomers.add(customer.build()); 45 | } 46 | connection.close(); 47 | writer.print(allCustomers.build()); 48 | writer.close(); 49 | } catch (SQLException throwables) { 50 | } 51 | } 52 | 53 | @Override 54 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 55 | 56 | String id = req.getParameter("id"); 57 | String name = req.getParameter("name"); 58 | String address = req.getParameter("address"); 59 | String salary = req.getParameter("salary"); 60 | 61 | try { 62 | BasicDataSource ds = (BasicDataSource) getServletContext().getAttribute("ds"); 63 | Connection connection = ds.getConnection(); 64 | PreparedStatement pstm = connection.prepareStatement("INSERT INTO Customer VALUES (?,?,?,?)"); 65 | pstm.setObject(1, id); 66 | pstm.setObject(2, name); 67 | pstm.setObject(3, address); 68 | pstm.setObject(4, salary); 69 | int i = pstm.executeUpdate(); 70 | 71 | PrintWriter writer = resp.getWriter(); 72 | resp.setContentType("application/json"); 73 | if (i > 0) { 74 | JsonObjectBuilder response = Json.createObjectBuilder(); 75 | response.add("operation", "success"); 76 | writer.print(response.build()); 77 | } 78 | connection.close(); 79 | writer.close(); 80 | } catch (SQLException throwables) { 81 | } 82 | } 83 | 84 | @Override 85 | protected void doPut(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 86 | JsonReader reader = Json.createReader(req.getReader()); 87 | JsonObject customer = reader.readObject(); 88 | String id = customer.getString("id"); 89 | String name = customer.getString("name"); 90 | String address = customer.getString("address"); 91 | String salary = customer.getString("salary"); 92 | 93 | try { 94 | BasicDataSource ds = (BasicDataSource) getServletContext().getAttribute("ds"); 95 | Connection connection = ds.getConnection(); 96 | PreparedStatement pstm = connection.prepareStatement("UPDATE Customer SET name=?,address=?,salary=? where id=?"); 97 | pstm.setObject(1, name); 98 | pstm.setObject(2, address); 99 | pstm.setObject(3, salary); 100 | pstm.setObject(4, id); 101 | int i = pstm.executeUpdate(); 102 | PrintWriter writer = resp.getWriter(); 103 | resp.setContentType("application/json"); 104 | if (i > 0) { 105 | JsonObjectBuilder response = Json.createObjectBuilder(); 106 | response.add("operation", "success"); 107 | writer.print(response.build()); 108 | } 109 | writer.close(); 110 | connection.close(); 111 | } catch (SQLException throwables) { 112 | throwables.printStackTrace(); 113 | } 114 | } 115 | 116 | @Override 117 | protected void doDelete(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 118 | String id = req.getParameter("id"); 119 | try { 120 | BasicDataSource ds = (BasicDataSource) getServletContext().getAttribute("ds"); 121 | Connection connection = ds.getConnection(); 122 | PreparedStatement pstm = connection.prepareStatement("DELETE FROM Customer WHERE id=?"); 123 | pstm.setObject(1, id); 124 | int i = pstm.executeUpdate(); 125 | PrintWriter writer = resp.getWriter(); 126 | resp.setContentType("application/json"); 127 | if (i > 0) { 128 | JsonObjectBuilder response = Json.createObjectBuilder(); 129 | response.add("operation", "success"); 130 | writer.print(response.build()); 131 | } 132 | writer.close(); 133 | connection.close(); 134 | } catch (SQLException throwables) { 135 | throwables.printStackTrace(); 136 | } 137 | } 138 | } 139 | -------------------------------------------------------------------------------- /09_DBCP/src/lk/Listner.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import org.apache.commons.dbcp2.BasicDataSource; 4 | import javax.servlet.ServletContextEvent; 5 | import javax.servlet.ServletContextListener; 6 | 7 | public class Listner implements ServletContextListener { 8 | 9 | @Override 10 | public void contextInitialized(ServletContextEvent servletContextEvent) { 11 | System.out.println("Application Servlet Context Was Created"); 12 | BasicDataSource dataSource = new BasicDataSource(); 13 | dataSource.setDriverClassName("com.mysql.cj.jdbc.Driver"); 14 | dataSource.setUrl("jdbc:mysql://localhost:3306/kade"); 15 | dataSource.setUsername("root"); 16 | dataSource.setPassword("1023"); 17 | dataSource.setMaxTotal(2); 18 | dataSource.setInitialSize(2); 19 | servletContextEvent.getServletContext().setAttribute("ds", dataSource); 20 | } 21 | 22 | @Override 23 | public void contextDestroyed(ServletContextEvent servletContextEvent) { 24 | System.out.println("Application Servlet Context Was Destroyed"); 25 | } 26 | 27 | } 28 | -------------------------------------------------------------------------------- /09_DBCP/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /09_DBCP/web/assests/css/bootstrap-reboot.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.min.css.map */ -------------------------------------------------------------------------------- /09_DBCP/web/assests/css/bootstrap-reboot.rtl.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */ 8 | *, 9 | *::before, 10 | *::after { 11 | box-sizing: border-box; 12 | } 13 | 14 | @media (prefers-reduced-motion: no-preference) { 15 | :root { 16 | scroll-behavior: smooth; 17 | } 18 | } 19 | 20 | body { 21 | margin: 0; 22 | font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; 23 | font-size: 1rem; 24 | font-weight: 400; 25 | line-height: 1.5; 26 | color: #212529; 27 | background-color: #fff; 28 | -webkit-text-size-adjust: 100%; 29 | -webkit-tap-highlight-color: rgba(0, 0, 0, 0); 30 | } 31 | 32 | hr { 33 | margin: 1rem 0; 34 | color: inherit; 35 | background-color: currentColor; 36 | border: 0; 37 | opacity: 0.25; 38 | } 39 | 40 | hr:not([size]) { 41 | height: 1px; 42 | } 43 | 44 | h6, h5, h4, h3, h2, h1 { 45 | margin-top: 0; 46 | margin-bottom: 0.5rem; 47 | font-weight: 500; 48 | line-height: 1.2; 49 | } 50 | 51 | h1 { 52 | font-size: calc(1.375rem + 1.5vw); 53 | } 54 | @media (min-width: 1200px) { 55 | h1 { 56 | font-size: 2.5rem; 57 | } 58 | } 59 | 60 | h2 { 61 | font-size: calc(1.325rem + 0.9vw); 62 | } 63 | @media (min-width: 1200px) { 64 | h2 { 65 | font-size: 2rem; 66 | } 67 | } 68 | 69 | h3 { 70 | font-size: calc(1.3rem + 0.6vw); 71 | } 72 | @media (min-width: 1200px) { 73 | h3 { 74 | font-size: 1.75rem; 75 | } 76 | } 77 | 78 | h4 { 79 | font-size: calc(1.275rem + 0.3vw); 80 | } 81 | @media (min-width: 1200px) { 82 | h4 { 83 | font-size: 1.5rem; 84 | } 85 | } 86 | 87 | h5 { 88 | font-size: 1.25rem; 89 | } 90 | 91 | h6 { 92 | font-size: 1rem; 93 | } 94 | 95 | p { 96 | margin-top: 0; 97 | margin-bottom: 1rem; 98 | } 99 | 100 | abbr[title], 101 | abbr[data-bs-original-title] { 102 | -webkit-text-decoration: underline dotted; 103 | text-decoration: underline dotted; 104 | cursor: help; 105 | -webkit-text-decoration-skip-ink: none; 106 | text-decoration-skip-ink: none; 107 | } 108 | 109 | address { 110 | margin-bottom: 1rem; 111 | font-style: normal; 112 | line-height: inherit; 113 | } 114 | 115 | ol, 116 | ul { 117 | padding-right: 2rem; 118 | } 119 | 120 | ol, 121 | ul, 122 | dl { 123 | margin-top: 0; 124 | margin-bottom: 1rem; 125 | } 126 | 127 | ol ol, 128 | ul ul, 129 | ol ul, 130 | ul ol { 131 | margin-bottom: 0; 132 | } 133 | 134 | dt { 135 | font-weight: 700; 136 | } 137 | 138 | dd { 139 | margin-bottom: 0.5rem; 140 | margin-right: 0; 141 | } 142 | 143 | blockquote { 144 | margin: 0 0 1rem; 145 | } 146 | 147 | b, 148 | strong { 149 | font-weight: bolder; 150 | } 151 | 152 | small { 153 | font-size: 0.875em; 154 | } 155 | 156 | mark { 157 | padding: 0.2em; 158 | background-color: #fcf8e3; 159 | } 160 | 161 | sub, 162 | sup { 163 | position: relative; 164 | font-size: 0.75em; 165 | line-height: 0; 166 | vertical-align: baseline; 167 | } 168 | 169 | sub { 170 | bottom: -0.25em; 171 | } 172 | 173 | sup { 174 | top: -0.5em; 175 | } 176 | 177 | a { 178 | color: #0d6efd; 179 | text-decoration: underline; 180 | } 181 | a:hover { 182 | color: #0a58ca; 183 | } 184 | 185 | a:not([href]):not([class]), a:not([href]):not([class]):hover { 186 | color: inherit; 187 | text-decoration: none; 188 | } 189 | 190 | pre, 191 | code, 192 | kbd, 193 | samp { 194 | font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; 195 | font-size: 1em; 196 | direction: ltr ; 197 | unicode-bidi: bidi-override; 198 | } 199 | 200 | pre { 201 | display: block; 202 | margin-top: 0; 203 | margin-bottom: 1rem; 204 | overflow: auto; 205 | font-size: 0.875em; 206 | } 207 | pre code { 208 | font-size: inherit; 209 | color: inherit; 210 | word-break: normal; 211 | } 212 | 213 | code { 214 | font-size: 0.875em; 215 | color: #d63384; 216 | word-wrap: break-word; 217 | } 218 | a > code { 219 | color: inherit; 220 | } 221 | 222 | kbd { 223 | padding: 0.2rem 0.4rem; 224 | font-size: 0.875em; 225 | color: #fff; 226 | background-color: #212529; 227 | border-radius: 0.2rem; 228 | } 229 | kbd kbd { 230 | padding: 0; 231 | font-size: 1em; 232 | font-weight: 700; 233 | } 234 | 235 | figure { 236 | margin: 0 0 1rem; 237 | } 238 | 239 | img, 240 | svg { 241 | vertical-align: middle; 242 | } 243 | 244 | table { 245 | caption-side: bottom; 246 | border-collapse: collapse; 247 | } 248 | 249 | caption { 250 | padding-top: 0.5rem; 251 | padding-bottom: 0.5rem; 252 | color: #6c757d; 253 | text-align: right; 254 | } 255 | 256 | th { 257 | text-align: inherit; 258 | text-align: -webkit-match-parent; 259 | } 260 | 261 | thead, 262 | tbody, 263 | tfoot, 264 | tr, 265 | td, 266 | th { 267 | border-color: inherit; 268 | border-style: solid; 269 | border-width: 0; 270 | } 271 | 272 | label { 273 | display: inline-block; 274 | } 275 | 276 | button { 277 | border-radius: 0; 278 | } 279 | 280 | button:focus:not(:focus-visible) { 281 | outline: 0; 282 | } 283 | 284 | input, 285 | button, 286 | select, 287 | optgroup, 288 | textarea { 289 | margin: 0; 290 | font-family: inherit; 291 | font-size: inherit; 292 | line-height: inherit; 293 | } 294 | 295 | button, 296 | select { 297 | text-transform: none; 298 | } 299 | 300 | [role=button] { 301 | cursor: pointer; 302 | } 303 | 304 | select { 305 | word-wrap: normal; 306 | } 307 | select:disabled { 308 | opacity: 1; 309 | } 310 | 311 | [list]::-webkit-calendar-picker-indicator { 312 | display: none; 313 | } 314 | 315 | button, 316 | [type=button], 317 | [type=reset], 318 | [type=submit] { 319 | -webkit-appearance: button; 320 | } 321 | button:not(:disabled), 322 | [type=button]:not(:disabled), 323 | [type=reset]:not(:disabled), 324 | [type=submit]:not(:disabled) { 325 | cursor: pointer; 326 | } 327 | 328 | ::-moz-focus-inner { 329 | padding: 0; 330 | border-style: none; 331 | } 332 | 333 | textarea { 334 | resize: vertical; 335 | } 336 | 337 | fieldset { 338 | min-width: 0; 339 | padding: 0; 340 | margin: 0; 341 | border: 0; 342 | } 343 | 344 | legend { 345 | float: right; 346 | width: 100%; 347 | padding: 0; 348 | margin-bottom: 0.5rem; 349 | font-size: calc(1.275rem + 0.3vw); 350 | line-height: inherit; 351 | } 352 | @media (min-width: 1200px) { 353 | legend { 354 | font-size: 1.5rem; 355 | } 356 | } 357 | legend + * { 358 | clear: right; 359 | } 360 | 361 | ::-webkit-datetime-edit-fields-wrapper, 362 | ::-webkit-datetime-edit-text, 363 | ::-webkit-datetime-edit-minute, 364 | ::-webkit-datetime-edit-hour-field, 365 | ::-webkit-datetime-edit-day-field, 366 | ::-webkit-datetime-edit-month-field, 367 | ::-webkit-datetime-edit-year-field { 368 | padding: 0; 369 | } 370 | 371 | ::-webkit-inner-spin-button { 372 | height: auto; 373 | } 374 | 375 | [type=search] { 376 | outline-offset: -2px; 377 | -webkit-appearance: textfield; 378 | } 379 | 380 | [type="tel"], 381 | [type="url"], 382 | [type="email"], 383 | [type="number"] { 384 | direction: ltr; 385 | } 386 | ::-webkit-search-decoration { 387 | -webkit-appearance: none; 388 | } 389 | 390 | ::-webkit-color-swatch-wrapper { 391 | padding: 0; 392 | } 393 | 394 | ::file-selector-button { 395 | font: inherit; 396 | } 397 | 398 | ::-webkit-file-upload-button { 399 | font: inherit; 400 | -webkit-appearance: button; 401 | } 402 | 403 | output { 404 | display: inline-block; 405 | } 406 | 407 | iframe { 408 | border: 0; 409 | } 410 | 411 | summary { 412 | display: list-item; 413 | cursor: pointer; 414 | } 415 | 416 | progress { 417 | vertical-align: baseline; 418 | } 419 | 420 | [hidden] { 421 | display: none !important; 422 | } 423 | /*# sourceMappingURL=bootstrap-reboot.rtl.css.map */ -------------------------------------------------------------------------------- /09_DBCP/web/assests/css/bootstrap-reboot.rtl.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-right:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-right:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:right}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:right;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:right}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}[type=email],[type=number],[type=tel],[type=url]{direction:ltr}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.rtl.min.css.map */ -------------------------------------------------------------------------------- /09_DBCP/web/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Simple POS 6 | 7 | 8 | 9 | 10 |
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Customer Manage

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IDNameAddressSalary
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58 | 59 | 60 | 61 | 62 | 156 | 157 | 158 | -------------------------------------------------------------------------------- /10_InCP/10_InCP.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /10_InCP/src/lk/CustomerServlet.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | import javax.annotation.Resource; 3 | import javax.json.*; 4 | import javax.servlet.ServletException; 5 | import javax.servlet.annotation.WebServlet; 6 | import javax.servlet.http.HttpServlet; 7 | import javax.servlet.http.HttpServletRequest; 8 | import javax.servlet.http.HttpServletResponse; 9 | import javax.sql.DataSource; 10 | import java.io.IOException; 11 | import java.sql.Connection; 12 | import java.sql.PreparedStatement; 13 | import java.sql.ResultSet; 14 | import java.sql.SQLException; 15 | 16 | @WebServlet(urlPatterns = "/customer") 17 | public class CustomerServlet extends HttpServlet { 18 | 19 | @Resource(name = "java:comp/env/jdbc/pool") 20 | DataSource ds; 21 | 22 | @Override 23 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 24 | 25 | String option = req.getParameter("option"); 26 | switch (option) { 27 | case "search": 28 | break; 29 | case "getAll": 30 | 31 | } 32 | 33 | try { 34 | try (Connection connection = ds.getConnection()) { 35 | PreparedStatement pstm = connection.prepareStatement("select * from Customer"); 36 | ResultSet rst = pstm.executeQuery(); 37 | JsonArrayBuilder allCustomers = Json.createArrayBuilder(); 38 | while (rst.next()) { 39 | JsonObjectBuilder customer = Json.createObjectBuilder(); 40 | customer.add("id", rst.getString(1)); 41 | customer.add("name", rst.getString(2)); 42 | customer.add("address", rst.getString(3)); 43 | customer.add("salary", rst.getString(4)); 44 | allCustomers.add(customer.build()); 45 | } 46 | 47 | resp.getWriter().print(allCustomers.build()); 48 | } 49 | 50 | } catch (SQLException throwables) { 51 | throwables.printStackTrace(); 52 | } 53 | } 54 | 55 | 56 | @Override 57 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 58 | //how to read a json array from a request body using JSON P 59 | JsonReader reader = Json.createReader(req.getReader()); 60 | JsonArray jsonArray = reader.readArray(); 61 | 62 | /* for (int i = 0; i < jsonArray.size(); i++) { 63 | JsonObject jsonObject = jsonArray.getJsonObject(i); 64 | String id = jsonObject.getString("id"); 65 | System.out.println(id); 66 | }*/ 67 | 68 | for (JsonValue jsonObject : jsonArray) { 69 | JsonObject customer = jsonObject.asJsonObject(); 70 | String id = customer.getString("id"); 71 | String name = customer.getString("name"); 72 | String address = customer.getString("address"); 73 | String salary = customer.getString("salary"); 74 | System.out.println(id + " " + name + " " + address + " " + salary); 75 | } 76 | } 77 | } 78 | -------------------------------------------------------------------------------- /10_InCP/web/META-INF/context.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 12 | 13 | 14 | -------------------------------------------------------------------------------- /10_InCP/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /10_InCP/web/assests/css/bootstrap-reboot.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.min.css.map */ -------------------------------------------------------------------------------- /10_InCP/web/assests/css/bootstrap-reboot.rtl.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */ 8 | *, 9 | *::before, 10 | *::after { 11 | box-sizing: border-box; 12 | } 13 | 14 | @media (prefers-reduced-motion: no-preference) { 15 | :root { 16 | scroll-behavior: smooth; 17 | } 18 | } 19 | 20 | body { 21 | margin: 0; 22 | font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; 23 | font-size: 1rem; 24 | font-weight: 400; 25 | line-height: 1.5; 26 | color: #212529; 27 | background-color: #fff; 28 | -webkit-text-size-adjust: 100%; 29 | -webkit-tap-highlight-color: rgba(0, 0, 0, 0); 30 | } 31 | 32 | hr { 33 | margin: 1rem 0; 34 | color: inherit; 35 | background-color: currentColor; 36 | border: 0; 37 | opacity: 0.25; 38 | } 39 | 40 | hr:not([size]) { 41 | height: 1px; 42 | } 43 | 44 | h6, h5, h4, h3, h2, h1 { 45 | margin-top: 0; 46 | margin-bottom: 0.5rem; 47 | font-weight: 500; 48 | line-height: 1.2; 49 | } 50 | 51 | h1 { 52 | font-size: calc(1.375rem + 1.5vw); 53 | } 54 | @media (min-width: 1200px) { 55 | h1 { 56 | font-size: 2.5rem; 57 | } 58 | } 59 | 60 | h2 { 61 | font-size: calc(1.325rem + 0.9vw); 62 | } 63 | @media (min-width: 1200px) { 64 | h2 { 65 | font-size: 2rem; 66 | } 67 | } 68 | 69 | h3 { 70 | font-size: calc(1.3rem + 0.6vw); 71 | } 72 | @media (min-width: 1200px) { 73 | h3 { 74 | font-size: 1.75rem; 75 | } 76 | } 77 | 78 | h4 { 79 | font-size: calc(1.275rem + 0.3vw); 80 | } 81 | @media (min-width: 1200px) { 82 | h4 { 83 | font-size: 1.5rem; 84 | } 85 | } 86 | 87 | h5 { 88 | font-size: 1.25rem; 89 | } 90 | 91 | h6 { 92 | font-size: 1rem; 93 | } 94 | 95 | p { 96 | margin-top: 0; 97 | margin-bottom: 1rem; 98 | } 99 | 100 | abbr[title], 101 | abbr[data-bs-original-title] { 102 | -webkit-text-decoration: underline dotted; 103 | text-decoration: underline dotted; 104 | cursor: help; 105 | -webkit-text-decoration-skip-ink: none; 106 | text-decoration-skip-ink: none; 107 | } 108 | 109 | address { 110 | margin-bottom: 1rem; 111 | font-style: normal; 112 | line-height: inherit; 113 | } 114 | 115 | ol, 116 | ul { 117 | padding-right: 2rem; 118 | } 119 | 120 | ol, 121 | ul, 122 | dl { 123 | margin-top: 0; 124 | margin-bottom: 1rem; 125 | } 126 | 127 | ol ol, 128 | ul ul, 129 | ol ul, 130 | ul ol { 131 | margin-bottom: 0; 132 | } 133 | 134 | dt { 135 | font-weight: 700; 136 | } 137 | 138 | dd { 139 | margin-bottom: 0.5rem; 140 | margin-right: 0; 141 | } 142 | 143 | blockquote { 144 | margin: 0 0 1rem; 145 | } 146 | 147 | b, 148 | strong { 149 | font-weight: bolder; 150 | } 151 | 152 | small { 153 | font-size: 0.875em; 154 | } 155 | 156 | mark { 157 | padding: 0.2em; 158 | background-color: #fcf8e3; 159 | } 160 | 161 | sub, 162 | sup { 163 | position: relative; 164 | font-size: 0.75em; 165 | line-height: 0; 166 | vertical-align: baseline; 167 | } 168 | 169 | sub { 170 | bottom: -0.25em; 171 | } 172 | 173 | sup { 174 | top: -0.5em; 175 | } 176 | 177 | a { 178 | color: #0d6efd; 179 | text-decoration: underline; 180 | } 181 | a:hover { 182 | color: #0a58ca; 183 | } 184 | 185 | a:not([href]):not([class]), a:not([href]):not([class]):hover { 186 | color: inherit; 187 | text-decoration: none; 188 | } 189 | 190 | pre, 191 | code, 192 | kbd, 193 | samp { 194 | font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; 195 | font-size: 1em; 196 | direction: ltr ; 197 | unicode-bidi: bidi-override; 198 | } 199 | 200 | pre { 201 | display: block; 202 | margin-top: 0; 203 | margin-bottom: 1rem; 204 | overflow: auto; 205 | font-size: 0.875em; 206 | } 207 | pre code { 208 | font-size: inherit; 209 | color: inherit; 210 | word-break: normal; 211 | } 212 | 213 | code { 214 | font-size: 0.875em; 215 | color: #d63384; 216 | word-wrap: break-word; 217 | } 218 | a > code { 219 | color: inherit; 220 | } 221 | 222 | kbd { 223 | padding: 0.2rem 0.4rem; 224 | font-size: 0.875em; 225 | color: #fff; 226 | background-color: #212529; 227 | border-radius: 0.2rem; 228 | } 229 | kbd kbd { 230 | padding: 0; 231 | font-size: 1em; 232 | font-weight: 700; 233 | } 234 | 235 | figure { 236 | margin: 0 0 1rem; 237 | } 238 | 239 | img, 240 | svg { 241 | vertical-align: middle; 242 | } 243 | 244 | table { 245 | caption-side: bottom; 246 | border-collapse: collapse; 247 | } 248 | 249 | caption { 250 | padding-top: 0.5rem; 251 | padding-bottom: 0.5rem; 252 | color: #6c757d; 253 | text-align: right; 254 | } 255 | 256 | th { 257 | text-align: inherit; 258 | text-align: -webkit-match-parent; 259 | } 260 | 261 | thead, 262 | tbody, 263 | tfoot, 264 | tr, 265 | td, 266 | th { 267 | border-color: inherit; 268 | border-style: solid; 269 | border-width: 0; 270 | } 271 | 272 | label { 273 | display: inline-block; 274 | } 275 | 276 | button { 277 | border-radius: 0; 278 | } 279 | 280 | button:focus:not(:focus-visible) { 281 | outline: 0; 282 | } 283 | 284 | input, 285 | button, 286 | select, 287 | optgroup, 288 | textarea { 289 | margin: 0; 290 | font-family: inherit; 291 | font-size: inherit; 292 | line-height: inherit; 293 | } 294 | 295 | button, 296 | select { 297 | text-transform: none; 298 | } 299 | 300 | [role=button] { 301 | cursor: pointer; 302 | } 303 | 304 | select { 305 | word-wrap: normal; 306 | } 307 | select:disabled { 308 | opacity: 1; 309 | } 310 | 311 | [list]::-webkit-calendar-picker-indicator { 312 | display: none; 313 | } 314 | 315 | button, 316 | [type=button], 317 | [type=reset], 318 | [type=submit] { 319 | -webkit-appearance: button; 320 | } 321 | button:not(:disabled), 322 | [type=button]:not(:disabled), 323 | [type=reset]:not(:disabled), 324 | [type=submit]:not(:disabled) { 325 | cursor: pointer; 326 | } 327 | 328 | ::-moz-focus-inner { 329 | padding: 0; 330 | border-style: none; 331 | } 332 | 333 | textarea { 334 | resize: vertical; 335 | } 336 | 337 | fieldset { 338 | min-width: 0; 339 | padding: 0; 340 | margin: 0; 341 | border: 0; 342 | } 343 | 344 | legend { 345 | float: right; 346 | width: 100%; 347 | padding: 0; 348 | margin-bottom: 0.5rem; 349 | font-size: calc(1.275rem + 0.3vw); 350 | line-height: inherit; 351 | } 352 | @media (min-width: 1200px) { 353 | legend { 354 | font-size: 1.5rem; 355 | } 356 | } 357 | legend + * { 358 | clear: right; 359 | } 360 | 361 | ::-webkit-datetime-edit-fields-wrapper, 362 | ::-webkit-datetime-edit-text, 363 | ::-webkit-datetime-edit-minute, 364 | ::-webkit-datetime-edit-hour-field, 365 | ::-webkit-datetime-edit-day-field, 366 | ::-webkit-datetime-edit-month-field, 367 | ::-webkit-datetime-edit-year-field { 368 | padding: 0; 369 | } 370 | 371 | ::-webkit-inner-spin-button { 372 | height: auto; 373 | } 374 | 375 | [type=search] { 376 | outline-offset: -2px; 377 | -webkit-appearance: textfield; 378 | } 379 | 380 | [type="tel"], 381 | [type="url"], 382 | [type="email"], 383 | [type="number"] { 384 | direction: ltr; 385 | } 386 | ::-webkit-search-decoration { 387 | -webkit-appearance: none; 388 | } 389 | 390 | ::-webkit-color-swatch-wrapper { 391 | padding: 0; 392 | } 393 | 394 | ::file-selector-button { 395 | font: inherit; 396 | } 397 | 398 | ::-webkit-file-upload-button { 399 | font: inherit; 400 | -webkit-appearance: button; 401 | } 402 | 403 | output { 404 | display: inline-block; 405 | } 406 | 407 | iframe { 408 | border: 0; 409 | } 410 | 411 | summary { 412 | display: list-item; 413 | cursor: pointer; 414 | } 415 | 416 | progress { 417 | vertical-align: baseline; 418 | } 419 | 420 | [hidden] { 421 | display: none !important; 422 | } 423 | /*# sourceMappingURL=bootstrap-reboot.rtl.css.map */ -------------------------------------------------------------------------------- /10_InCP/web/assests/css/bootstrap-reboot.rtl.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-right:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-right:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:right}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:right;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:right}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}[type=email],[type=number],[type=tel],[type=url]{direction:ltr}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.rtl.min.css.map */ -------------------------------------------------------------------------------- /10_InCP/web/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | Simple POS 6 | 7 | 8 | 9 | 10 |
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Customer Manage

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IDNameAddressSalary
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58 | 59 | 60 | 61 | 62 | 156 | 157 | 158 | -------------------------------------------------------------------------------- /11_FileUpload/11_FileUpload.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /11_FileUpload/src/lk/FileUploadServlet.java: -------------------------------------------------------------------------------- 1 | package lk; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.MultipartConfig; 5 | import javax.servlet.annotation.WebServlet; 6 | import javax.servlet.http.HttpServlet; 7 | import javax.servlet.http.HttpServletRequest; 8 | import javax.servlet.http.HttpServletResponse; 9 | import javax.servlet.http.Part; 10 | import java.io.File; 11 | import java.io.FileOutputStream; 12 | import java.io.IOException; 13 | import java.io.InputStream; 14 | 15 | @WebServlet(urlPatterns = "/up") 16 | @MultipartConfig 17 | public class FileUploadServlet extends HttpServlet { 18 | 19 | @Override 20 | protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 21 | //Catch the file from the request 22 | Part uploadedFile = req.getPart("file"); 23 | //Get the file name 24 | String submittedFileName = uploadedFile.getSubmittedFileName(); 25 | //Select a place to upload 26 | String realPath = getServletContext().getRealPath(""); 27 | //Get the input stream of the file 28 | InputStream inputStream = uploadedFile.getInputStream(); 29 | 30 | //Create a new empty file to store the uploaded file 31 | File newFile = new File(realPath + File.separator + submittedFileName); 32 | newFile.createNewFile(); 33 | 34 | //To write down the file 35 | FileOutputStream out = new FileOutputStream(newFile); 36 | 37 | //Read the input stream and write it down to the newly created file 38 | int read; 39 | byte[] buffer = new byte[1024]; 40 | while ((read = inputStream.read(buffer, 0, buffer.length)) != -1) { 41 | out.write(buffer, 0, buffer.length); 42 | // resp.getOutputStream().write(buffer, 0, buffer.length); 43 | } 44 | out.close(); 45 | 46 | } 47 | } 48 | -------------------------------------------------------------------------------- /11_FileUpload/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /11_FileUpload/web/assests/css/bootstrap-reboot.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-left:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-left:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:left}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:left;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:left}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.min.css.map */ -------------------------------------------------------------------------------- /11_FileUpload/web/assests/css/bootstrap-reboot.rtl.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */ 8 | *, 9 | *::before, 10 | *::after { 11 | box-sizing: border-box; 12 | } 13 | 14 | @media (prefers-reduced-motion: no-preference) { 15 | :root { 16 | scroll-behavior: smooth; 17 | } 18 | } 19 | 20 | body { 21 | margin: 0; 22 | font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"; 23 | font-size: 1rem; 24 | font-weight: 400; 25 | line-height: 1.5; 26 | color: #212529; 27 | background-color: #fff; 28 | -webkit-text-size-adjust: 100%; 29 | -webkit-tap-highlight-color: rgba(0, 0, 0, 0); 30 | } 31 | 32 | hr { 33 | margin: 1rem 0; 34 | color: inherit; 35 | background-color: currentColor; 36 | border: 0; 37 | opacity: 0.25; 38 | } 39 | 40 | hr:not([size]) { 41 | height: 1px; 42 | } 43 | 44 | h6, h5, h4, h3, h2, h1 { 45 | margin-top: 0; 46 | margin-bottom: 0.5rem; 47 | font-weight: 500; 48 | line-height: 1.2; 49 | } 50 | 51 | h1 { 52 | font-size: calc(1.375rem + 1.5vw); 53 | } 54 | @media (min-width: 1200px) { 55 | h1 { 56 | font-size: 2.5rem; 57 | } 58 | } 59 | 60 | h2 { 61 | font-size: calc(1.325rem + 0.9vw); 62 | } 63 | @media (min-width: 1200px) { 64 | h2 { 65 | font-size: 2rem; 66 | } 67 | } 68 | 69 | h3 { 70 | font-size: calc(1.3rem + 0.6vw); 71 | } 72 | @media (min-width: 1200px) { 73 | h3 { 74 | font-size: 1.75rem; 75 | } 76 | } 77 | 78 | h4 { 79 | font-size: calc(1.275rem + 0.3vw); 80 | } 81 | @media (min-width: 1200px) { 82 | h4 { 83 | font-size: 1.5rem; 84 | } 85 | } 86 | 87 | h5 { 88 | font-size: 1.25rem; 89 | } 90 | 91 | h6 { 92 | font-size: 1rem; 93 | } 94 | 95 | p { 96 | margin-top: 0; 97 | margin-bottom: 1rem; 98 | } 99 | 100 | abbr[title], 101 | abbr[data-bs-original-title] { 102 | -webkit-text-decoration: underline dotted; 103 | text-decoration: underline dotted; 104 | cursor: help; 105 | -webkit-text-decoration-skip-ink: none; 106 | text-decoration-skip-ink: none; 107 | } 108 | 109 | address { 110 | margin-bottom: 1rem; 111 | font-style: normal; 112 | line-height: inherit; 113 | } 114 | 115 | ol, 116 | ul { 117 | padding-right: 2rem; 118 | } 119 | 120 | ol, 121 | ul, 122 | dl { 123 | margin-top: 0; 124 | margin-bottom: 1rem; 125 | } 126 | 127 | ol ol, 128 | ul ul, 129 | ol ul, 130 | ul ol { 131 | margin-bottom: 0; 132 | } 133 | 134 | dt { 135 | font-weight: 700; 136 | } 137 | 138 | dd { 139 | margin-bottom: 0.5rem; 140 | margin-right: 0; 141 | } 142 | 143 | blockquote { 144 | margin: 0 0 1rem; 145 | } 146 | 147 | b, 148 | strong { 149 | font-weight: bolder; 150 | } 151 | 152 | small { 153 | font-size: 0.875em; 154 | } 155 | 156 | mark { 157 | padding: 0.2em; 158 | background-color: #fcf8e3; 159 | } 160 | 161 | sub, 162 | sup { 163 | position: relative; 164 | font-size: 0.75em; 165 | line-height: 0; 166 | vertical-align: baseline; 167 | } 168 | 169 | sub { 170 | bottom: -0.25em; 171 | } 172 | 173 | sup { 174 | top: -0.5em; 175 | } 176 | 177 | a { 178 | color: #0d6efd; 179 | text-decoration: underline; 180 | } 181 | a:hover { 182 | color: #0a58ca; 183 | } 184 | 185 | a:not([href]):not([class]), a:not([href]):not([class]):hover { 186 | color: inherit; 187 | text-decoration: none; 188 | } 189 | 190 | pre, 191 | code, 192 | kbd, 193 | samp { 194 | font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; 195 | font-size: 1em; 196 | direction: ltr ; 197 | unicode-bidi: bidi-override; 198 | } 199 | 200 | pre { 201 | display: block; 202 | margin-top: 0; 203 | margin-bottom: 1rem; 204 | overflow: auto; 205 | font-size: 0.875em; 206 | } 207 | pre code { 208 | font-size: inherit; 209 | color: inherit; 210 | word-break: normal; 211 | } 212 | 213 | code { 214 | font-size: 0.875em; 215 | color: #d63384; 216 | word-wrap: break-word; 217 | } 218 | a > code { 219 | color: inherit; 220 | } 221 | 222 | kbd { 223 | padding: 0.2rem 0.4rem; 224 | font-size: 0.875em; 225 | color: #fff; 226 | background-color: #212529; 227 | border-radius: 0.2rem; 228 | } 229 | kbd kbd { 230 | padding: 0; 231 | font-size: 1em; 232 | font-weight: 700; 233 | } 234 | 235 | figure { 236 | margin: 0 0 1rem; 237 | } 238 | 239 | img, 240 | svg { 241 | vertical-align: middle; 242 | } 243 | 244 | table { 245 | caption-side: bottom; 246 | border-collapse: collapse; 247 | } 248 | 249 | caption { 250 | padding-top: 0.5rem; 251 | padding-bottom: 0.5rem; 252 | color: #6c757d; 253 | text-align: right; 254 | } 255 | 256 | th { 257 | text-align: inherit; 258 | text-align: -webkit-match-parent; 259 | } 260 | 261 | thead, 262 | tbody, 263 | tfoot, 264 | tr, 265 | td, 266 | th { 267 | border-color: inherit; 268 | border-style: solid; 269 | border-width: 0; 270 | } 271 | 272 | label { 273 | display: inline-block; 274 | } 275 | 276 | button { 277 | border-radius: 0; 278 | } 279 | 280 | button:focus:not(:focus-visible) { 281 | outline: 0; 282 | } 283 | 284 | input, 285 | button, 286 | select, 287 | optgroup, 288 | textarea { 289 | margin: 0; 290 | font-family: inherit; 291 | font-size: inherit; 292 | line-height: inherit; 293 | } 294 | 295 | button, 296 | select { 297 | text-transform: none; 298 | } 299 | 300 | [role=button] { 301 | cursor: pointer; 302 | } 303 | 304 | select { 305 | word-wrap: normal; 306 | } 307 | select:disabled { 308 | opacity: 1; 309 | } 310 | 311 | [list]::-webkit-calendar-picker-indicator { 312 | display: none; 313 | } 314 | 315 | button, 316 | [type=button], 317 | [type=reset], 318 | [type=submit] { 319 | -webkit-appearance: button; 320 | } 321 | button:not(:disabled), 322 | [type=button]:not(:disabled), 323 | [type=reset]:not(:disabled), 324 | [type=submit]:not(:disabled) { 325 | cursor: pointer; 326 | } 327 | 328 | ::-moz-focus-inner { 329 | padding: 0; 330 | border-style: none; 331 | } 332 | 333 | textarea { 334 | resize: vertical; 335 | } 336 | 337 | fieldset { 338 | min-width: 0; 339 | padding: 0; 340 | margin: 0; 341 | border: 0; 342 | } 343 | 344 | legend { 345 | float: right; 346 | width: 100%; 347 | padding: 0; 348 | margin-bottom: 0.5rem; 349 | font-size: calc(1.275rem + 0.3vw); 350 | line-height: inherit; 351 | } 352 | @media (min-width: 1200px) { 353 | legend { 354 | font-size: 1.5rem; 355 | } 356 | } 357 | legend + * { 358 | clear: right; 359 | } 360 | 361 | ::-webkit-datetime-edit-fields-wrapper, 362 | ::-webkit-datetime-edit-text, 363 | ::-webkit-datetime-edit-minute, 364 | ::-webkit-datetime-edit-hour-field, 365 | ::-webkit-datetime-edit-day-field, 366 | ::-webkit-datetime-edit-month-field, 367 | ::-webkit-datetime-edit-year-field { 368 | padding: 0; 369 | } 370 | 371 | ::-webkit-inner-spin-button { 372 | height: auto; 373 | } 374 | 375 | [type=search] { 376 | outline-offset: -2px; 377 | -webkit-appearance: textfield; 378 | } 379 | 380 | [type="tel"], 381 | [type="url"], 382 | [type="email"], 383 | [type="number"] { 384 | direction: ltr; 385 | } 386 | ::-webkit-search-decoration { 387 | -webkit-appearance: none; 388 | } 389 | 390 | ::-webkit-color-swatch-wrapper { 391 | padding: 0; 392 | } 393 | 394 | ::file-selector-button { 395 | font: inherit; 396 | } 397 | 398 | ::-webkit-file-upload-button { 399 | font: inherit; 400 | -webkit-appearance: button; 401 | } 402 | 403 | output { 404 | display: inline-block; 405 | } 406 | 407 | iframe { 408 | border: 0; 409 | } 410 | 411 | summary { 412 | display: list-item; 413 | cursor: pointer; 414 | } 415 | 416 | progress { 417 | vertical-align: baseline; 418 | } 419 | 420 | [hidden] { 421 | display: none !important; 422 | } 423 | /*# sourceMappingURL=bootstrap-reboot.rtl.css.map */ -------------------------------------------------------------------------------- /11_FileUpload/web/assests/css/bootstrap-reboot.rtl.min.css: -------------------------------------------------------------------------------- 1 | /*! 2 | * Bootstrap Reboot v5.0.0-beta3 (https://getbootstrap.com/) 3 | * Copyright 2011-2021 The Bootstrap Authors 4 | * Copyright 2011-2021 Twitter, Inc. 5 | * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE) 6 | * Forked from Normalize.css, licensed MIT (https://github.com/necolas/normalize.css/blob/master/LICENSE.md) 7 | */*,::after,::before{box-sizing:border-box}@media (prefers-reduced-motion:no-preference){:root{scroll-behavior:smooth}}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans","Liberation Sans",sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";font-size:1rem;font-weight:400;line-height:1.5;color:#212529;background-color:#fff;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}hr{margin:1rem 0;color:inherit;background-color:currentColor;border:0;opacity:.25}hr:not([size]){height:1px}h1,h2,h3,h4,h5,h6{margin-top:0;margin-bottom:.5rem;font-weight:500;line-height:1.2}h1{font-size:calc(1.375rem + 1.5vw)}@media (min-width:1200px){h1{font-size:2.5rem}}h2{font-size:calc(1.325rem + .9vw)}@media (min-width:1200px){h2{font-size:2rem}}h3{font-size:calc(1.3rem + .6vw)}@media (min-width:1200px){h3{font-size:1.75rem}}h4{font-size:calc(1.275rem + .3vw)}@media (min-width:1200px){h4{font-size:1.5rem}}h5{font-size:1.25rem}h6{font-size:1rem}p{margin-top:0;margin-bottom:1rem}abbr[data-bs-original-title],abbr[title]{-webkit-text-decoration:underline dotted;text-decoration:underline dotted;cursor:help;-webkit-text-decoration-skip-ink:none;text-decoration-skip-ink:none}address{margin-bottom:1rem;font-style:normal;line-height:inherit}ol,ul{padding-right:2rem}dl,ol,ul{margin-top:0;margin-bottom:1rem}ol ol,ol ul,ul ol,ul ul{margin-bottom:0}dt{font-weight:700}dd{margin-bottom:.5rem;margin-right:0}blockquote{margin:0 0 1rem}b,strong{font-weight:bolder}small{font-size:.875em}mark{padding:.2em;background-color:#fcf8e3}sub,sup{position:relative;font-size:.75em;line-height:0;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}a{color:#0d6efd;text-decoration:underline}a:hover{color:#0a58ca}a:not([href]):not([class]),a:not([href]):not([class]):hover{color:inherit;text-decoration:none}code,kbd,pre,samp{font-family:SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;font-size:1em;direction:ltr;unicode-bidi:bidi-override}pre{display:block;margin-top:0;margin-bottom:1rem;overflow:auto;font-size:.875em}pre code{font-size:inherit;color:inherit;word-break:normal}code{font-size:.875em;color:#d63384;word-wrap:break-word}a>code{color:inherit}kbd{padding:.2rem .4rem;font-size:.875em;color:#fff;background-color:#212529;border-radius:.2rem}kbd kbd{padding:0;font-size:1em;font-weight:700}figure{margin:0 0 1rem}img,svg{vertical-align:middle}table{caption-side:bottom;border-collapse:collapse}caption{padding-top:.5rem;padding-bottom:.5rem;color:#6c757d;text-align:right}th{text-align:inherit;text-align:-webkit-match-parent}tbody,td,tfoot,th,thead,tr{border-color:inherit;border-style:solid;border-width:0}label{display:inline-block}button{border-radius:0}button:focus:not(:focus-visible){outline:0}button,input,optgroup,select,textarea{margin:0;font-family:inherit;font-size:inherit;line-height:inherit}button,select{text-transform:none}[role=button]{cursor:pointer}select{word-wrap:normal}select:disabled{opacity:1}[list]::-webkit-calendar-picker-indicator{display:none}[type=button],[type=reset],[type=submit],button{-webkit-appearance:button}[type=button]:not(:disabled),[type=reset]:not(:disabled),[type=submit]:not(:disabled),button:not(:disabled){cursor:pointer}::-moz-focus-inner{padding:0;border-style:none}textarea{resize:vertical}fieldset{min-width:0;padding:0;margin:0;border:0}legend{float:right;width:100%;padding:0;margin-bottom:.5rem;font-size:calc(1.275rem + .3vw);line-height:inherit}@media (min-width:1200px){legend{font-size:1.5rem}}legend+*{clear:right}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-fields-wrapper,::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute,::-webkit-datetime-edit-month-field,::-webkit-datetime-edit-text,::-webkit-datetime-edit-year-field{padding:0}::-webkit-inner-spin-button{height:auto}[type=search]{outline-offset:-2px;-webkit-appearance:textfield}[type=email],[type=number],[type=tel],[type=url]{direction:ltr}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-color-swatch-wrapper{padding:0}::file-selector-button{font:inherit}::-webkit-file-upload-button{font:inherit;-webkit-appearance:button}output{display:inline-block}iframe{border:0}summary{display:list-item;cursor:pointer}progress{vertical-align:baseline}[hidden]{display:none!important} 8 | /*# sourceMappingURL=bootstrap-reboot.rtl.min.css.map */ -------------------------------------------------------------------------------- /11_FileUpload/web/index.html: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | File Upload 6 | 7 | 8 | 9 |
10 |
11 |
12 |

Upload a file Using Servlet

13 |
14 | 15 | 16 | 17 |
18 |
19 |
20 |
21 |
22 |
23 |

Send Ajax Request

24 |
25 | 26 | 27 | 28 |
29 |
30 |
31 |
32 | 33 | 34 | 35 | 57 | 58 | 59 | -------------------------------------------------------------------------------- /12_Filters/12_Filters.iml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /12_Filters/src/lk/filter/CustomerFilter.java: -------------------------------------------------------------------------------- 1 | package lk.filter; 2 | 3 | import javax.servlet.*; 4 | import javax.servlet.annotation.WebFilter; 5 | import java.io.IOException; 6 | 7 | @WebFilter(urlPatterns = "/customer") 8 | public class CustomerFilter implements Filter { 9 | @Override 10 | public void init(FilterConfig filterConfig) throws ServletException { 11 | System.out.println("Customer Filter Initialized"); 12 | } 13 | 14 | @Override 15 | public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException { 16 | // HttpServletResponse http= (HttpServletResponse) servletResponse; 17 | // http.sendRedirect("index.jsp"); 18 | 19 | System.out.println("Customer Do Filter Called"); 20 | servletRequest.setAttribute("x", "Institute");// add some new information to request object 21 | 22 | filterChain.doFilter(servletRequest, servletResponse);//forward request to servlet with request and response object 23 | 24 | //can modify response object if we want 25 | servletResponse.setContentType("application/json"); // add a response content type before sending the response 26 | 27 | } 28 | 29 | @Override 30 | public void destroy() { 31 | System.out.println("Customer Filter Destroyed"); 32 | } 33 | } 34 | -------------------------------------------------------------------------------- /12_Filters/src/lk/servlet/CustomerServlet.java: -------------------------------------------------------------------------------- 1 | package lk.servlet; 2 | 3 | import javax.servlet.ServletException; 4 | import javax.servlet.annotation.WebServlet; 5 | import javax.servlet.http.HttpServlet; 6 | import javax.servlet.http.HttpServletRequest; 7 | import javax.servlet.http.HttpServletResponse; 8 | import java.io.IOException; 9 | 10 | @WebServlet(urlPatterns = "/customer") 11 | public class CustomerServlet extends HttpServlet { 12 | 13 | @Override 14 | protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { 15 | String x = (String) req.getAttribute("x"); 16 | System.out.println("Customer Request Received : " + x); 17 | } 18 | } 19 | -------------------------------------------------------------------------------- /12_Filters/web/WEB-INF/web.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # First_JavaEE_Project 2 | 3 | ## Hello Servlet 4 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/01%20Hello%20Servlet.jpg) 5 | 6 | ## Hello Customer 7 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/02%20Hello%20Customer.jpg) 8 | 9 | ## Hello Servlet added Web Facets 10 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/03%20Hello%20Servlet.jpg) 11 | 12 | ## Customer and Hello page link 13 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/04%20Send%20Request%20customer%20and%20hello%20page%20to%20go.jpg) 14 | 15 | ## Input Form 16 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/05%20Input%20ID%20and%20Name.jpg) 17 | 18 | ## Input data view 19 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/06%20Input%20data%20output.png) 20 | 21 | ## Default doGet / Manually select doPost 22 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/07%20Customer%20doPost%20Called.jpg) 23 | 24 | ## doPut Called and doDelete Called 25 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/08%20Customer%20doPut%20Calledjpg.jpg) 26 | 27 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/09%20Customer%20doDelete%20Called.jpg) 28 | 29 | 30 | ## Life Cycle 31 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/10%20lifeCycle.jpg) 32 | 33 | ##Simple POS Using JSP 34 | ![mindula](https://github.com/Mindula-Dilthushan/First_JavaEE_Project/blob/master/images/11%20Simple%20Pos%20Using%20JSP.jpg) -------------------------------------------------------------------------------- /images/01 Hello Servlet.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/01 Hello Servlet.jpg -------------------------------------------------------------------------------- /images/02 Hello Customer.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/02 Hello Customer.jpg -------------------------------------------------------------------------------- /images/03 Hello Servlet.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/03 Hello Servlet.jpg -------------------------------------------------------------------------------- /images/04 Send Request customer and hello page to go.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/04 Send Request customer and hello page to go.jpg -------------------------------------------------------------------------------- /images/05 Input ID and Name.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/05 Input ID and Name.jpg -------------------------------------------------------------------------------- /images/06 Input data output.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/06 Input data output.png -------------------------------------------------------------------------------- /images/07 Customer doPost Called.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/07 Customer doPost Called.jpg -------------------------------------------------------------------------------- /images/08 Customer doPut Calledjpg.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/08 Customer doPut Calledjpg.jpg -------------------------------------------------------------------------------- /images/09 Customer doDelete Called.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/09 Customer doDelete Called.jpg -------------------------------------------------------------------------------- /images/10 lifeCycle.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/10 lifeCycle.jpg -------------------------------------------------------------------------------- /images/11 Simple Pos Using JSP.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Mindula-Dilthushan/First_JavaEE_Project/d8789d12dc9a3e1ab9d06441709678d001e18328/images/11 Simple Pos Using JSP.jpg --------------------------------------------------------------------------------