├── .DS_Store
├── Cookie_learn
    ├── .classpath
    ├── .gitignore
    ├── .project
    ├── .settings
    │   ├── .jsdtscope
    │   ├── org.eclipse.jdt.core.prefs
    │   ├── org.eclipse.wst.common.component
    │   ├── org.eclipse.wst.common.project.facet.core.xml
    │   ├── org.eclipse.wst.jsdt.ui.superType.container
    │   └── org.eclipse.wst.jsdt.ui.superType.name
    └── WebContent
    │   ├── META-INF
    │       └── MANIFEST.MF
    │   ├── WEB-INF
    │       └── web.xml
    │   ├── app_1
    │       ├── index.jsp
    │       └── login.jsp
    │   └── app_2
    │       ├── book.jsp
    │       └── books.jsp
├── README.md
└── hadoop_yuapn_test
    ├── .classpath
    ├── .gitignore
    ├── .project
    ├── .settings
        ├── .jsdtscope
        ├── org.eclipse.jdt.core.prefs
        ├── org.eclipse.wst.common.component
        ├── org.eclipse.wst.common.project.facet.core.xml
        ├── org.eclipse.wst.jsdt.ui.superType.container
        └── org.eclipse.wst.jsdt.ui.superType.name
    ├── WebContent
        ├── META-INF
        │   └── MANIFEST.MF
        ├── WEB-INF
        │   ├── lib
        │   │   ├── commons-fileupload-1.3.1.jar
        │   │   ├── commons-io-2.4.jar
        │   │   └── mysql-connector-java-5.1.7-bin.jar
        │   └── web.xml
        └── index.jsp
    └── src
        └── com
            ├── controller
                └── UploadServlet.java
            └── model
                ├── HdfsDAO.java
                └── test.java


/.DS_Store:
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https://raw.githubusercontent.com/swan815/UndergraduateCourseProjects/9593c834b8e008977cdd9093025ad932386f7b43/.DS_Store


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/Cookie_learn/.classpath:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <classpath>
 3 | 	<classpathentry kind="src" path="src"/>
 4 | 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.launching.macosx.MacOSXType/Java SE 8 [1.8.0]">
 5 | 		<attributes>
 6 | 			<attribute name="owner.project.facets" value="java"/>
 7 | 		</attributes>
 8 | 	</classpathentry>
 9 | 	<classpathentry kind="con" path="org.eclipse.jst.server.core.container/org.eclipse.jst.server.tomcat.runtimeTarget/Apache Tomcat v8.0">
10 | 		<attributes>
11 | 			<attribute name="owner.project.facets" value="jst.web"/>
12 | 		</attributes>
13 | 	</classpathentry>
14 | 	<classpathentry kind="con" path="org.eclipse.jst.j2ee.internal.web.container"/>
15 | 	<classpathentry kind="con" path="org.eclipse.jst.j2ee.internal.module.container"/>
16 | 	<classpathentry kind="output" path="build/classes"/>
17 | </classpath>
18 | 


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/Cookie_learn/.gitignore:
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1 | /build/
2 | 


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/Cookie_learn/.project:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <projectDescription>
 3 | 	<name>Cookie_learn</name>
 4 | 	<comment></comment>
 5 | 	<projects>
 6 | 	</projects>
 7 | 	<buildSpec>
 8 | 		<buildCommand>
 9 | 			<name>org.eclipse.jdt.core.javabuilder</name>
10 | 			<arguments>
11 | 			</arguments>
12 | 		</buildCommand>
13 | 		<buildCommand>
14 | 			<name>org.eclipse.wst.common.project.facet.core.builder</name>
15 | 			<arguments>
16 | 			</arguments>
17 | 		</buildCommand>
18 | 		<buildCommand>
19 | 			<name>org.eclipse.wst.validation.validationbuilder</name>
20 | 			<arguments>
21 | 			</arguments>
22 | 		</buildCommand>
23 | 	</buildSpec>
24 | 	<natures>
25 | 		<nature>org.eclipse.jem.workbench.JavaEMFNature</nature>
26 | 		<nature>org.eclipse.wst.common.modulecore.ModuleCoreNature</nature>
27 | 		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
28 | 		<nature>org.eclipse.jdt.core.javanature</nature>
29 | 		<nature>org.eclipse.wst.jsdt.core.jsNature</nature>
30 | 	</natures>
31 | </projectDescription>
32 | 


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/Cookie_learn/.settings/.jsdtscope:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <classpath>
 3 | 	<classpathentry excluding="**/bower_components/*|**/node_modules/*|**/*.min.js" kind="src" path="WebContent"/>
 4 | 	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.JRE_CONTAINER"/>
 5 | 	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.WebProject">
 6 | 		<attributes>
 7 | 			<attribute name="hide" value="true"/>
 8 | 		</attributes>
 9 | 	</classpathentry>
10 | 	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.baseBrowserLibrary"/>
11 | 	<classpathentry kind="output" path=""/>
12 | </classpath>
13 | 


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/Cookie_learn/.settings/org.eclipse.jdt.core.prefs:
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1 | eclipse.preferences.version=1
2 | org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
3 | org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
4 | org.eclipse.jdt.core.compiler.compliance=1.8
5 | org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
6 | org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
7 | org.eclipse.jdt.core.compiler.source=1.8
8 | 


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/Cookie_learn/.settings/org.eclipse.wst.common.component:
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1 | <?xml version="1.0" encoding="UTF-8"?><project-modules id="moduleCoreId" project-version="1.5.0">
2 |     <wb-module deploy-name="Cookie_learn">
3 |         <wb-resource deploy-path="/" source-path="/WebContent" tag="defaultRootSource"/>
4 |         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src"/>
5 |         <property name="context-root" value="Cookie_learn"/>
6 |         <property name="java-output-path" value="/Cookie_learn/build/classes"/>
7 |     </wb-module>
8 | </project-modules>
9 | 


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/Cookie_learn/.settings/org.eclipse.wst.common.project.facet.core.xml:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <faceted-project>
 3 |   <runtime name="Apache Tomcat v8.0"/>
 4 |   <fixed facet="wst.jsdt.web"/>
 5 |   <fixed facet="java"/>
 6 |   <fixed facet="jst.web"/>
 7 |   <installed facet="java" version="1.8"/>
 8 |   <installed facet="jst.web" version="3.1"/>
 9 |   <installed facet="wst.jsdt.web" version="1.0"/>
10 | </faceted-project>
11 | 


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/Cookie_learn/.settings/org.eclipse.wst.jsdt.ui.superType.container:
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1 | org.eclipse.wst.jsdt.launching.baseBrowserLibrary


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/Cookie_learn/.settings/org.eclipse.wst.jsdt.ui.superType.name:
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1 | Window


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/Cookie_learn/WebContent/META-INF/MANIFEST.MF:
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1 | Manifest-Version: 1.0
2 | Class-Path: 
3 | 
4 | 


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/Cookie_learn/WebContent/WEB-INF/web.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1">
 3 |   <display-name>Cookie_learn</display-name>
 4 |   <welcome-file-list>
 5 |     <welcome-file>index.html</welcome-file>
 6 |     <welcome-file>index.htm</welcome-file>
 7 |     <welcome-file>index.jsp</welcome-file>
 8 |     <welcome-file>default.html</welcome-file>
 9 |     <welcome-file>default.htm</welcome-file>
10 |     <welcome-file>default.jsp</welcome-file>
11 |   </welcome-file-list>
12 | </web-app>


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/Cookie_learn/WebContent/app_1/index.jsp:
--------------------------------------------------------------------------------
 1 | <%@ page language="java" contentType="text/html; charset=UTF-8"
 2 |     pageEncoding="UTF-8"%>
 3 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 | <html>
 5 | <head>
 6 | <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 | <title>Insert title here</title>
 8 | </head>
 9 | <body>
10 | 	<%
11 | 		String name = request.getParameter("name");
12 | 	    //out.print(name);
13 | 		if(name != null && !name.trim().equals("")){
14 | 			Cookie cookie = new Cookie("name",name);
15 | 			cookie.setMaxAge(30);
16 | 			response.addCookie(cookie);
17 | 		}else{
18 | 			Cookie [] cookies = request.getCookies();
19 | 			if(cookies != null && cookies.length>0){
20 | 				for(Cookie cookie : cookies){
21 | 					String cookieName=cookie.getName();
22 | 					if("name".equals(cookieName)){
23 | 						String val=cookie.getValue();
24 | 						name=val;
25 | 					}
26 | 				}
27 | 			}
28 | 		}
29 | 		
30 | 		if(name != null && !name.trim().equals("")){
31 | 			out.print("Hello: "+ name);
32 | 		}else{
33 | 			response.sendRedirect("login.jsp");
34 | 		}
35 | 	%>
36 | 
37 | </body>
38 | </html>


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/Cookie_learn/WebContent/app_1/login.jsp:
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 1 | <%@ page language="java" contentType="text/html; charset=UTF-8"
 2 |     pageEncoding="UTF-8"%>
 3 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 | <html>
 5 | <head>
 6 | <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 | <title>Insert title here</title>
 8 | </head>
 9 | <body>
10 | 	<form action="index.jsp" method="post">
11 | 	
12 | 		name:<input type="text" name="name"/>
13 | 		
14 | 		<input type="submit" value="Submit"/>
15 | 		
16 | 	</form>
17 | 
18 | </body>
19 | </html>


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/Cookie_learn/WebContent/app_2/book.jsp:
--------------------------------------------------------------------------------
 1 | <%@page import="java.util.ArrayList"%>
 2 | <%@page import="java.util.List"%>
 3 | <%@ page language="java" contentType="text/html; charset=UTF-8"
 4 |     pageEncoding="UTF-8"%>
 5 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 6 | <html>
 7 | <head>
 8 | <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 9 | <title>Insert title here</title>
10 | </head>
11 | <body>
12 | 	<h4>
13 | 		Book Detail Page
14 | 	</h4>
15 | 	Book:<%= request.getParameter("book") %>
16 | 	<br><br>
17 | 	
18 | 	<a href="books.jsp">Return</a>
19 | 	
20 | 	<%
21 | 		String book=request.getParameter("book");
22 | 	
23 | 		Cookie [] cookies = request.getCookies();
24 | 		List<Cookie> bookCookies=new ArrayList<Cookie>();
25 | 		Cookie tempCookie=null;
26 | 		if(cookies != null && cookies.length > 0){
27 | 			for(Cookie c: cookies){
28 | 				String cookieName=c.getName();
29 | 				if(cookieName.startsWith("LSY_BOOK")){
30 | 					bookCookies.add(c);
31 | 					
32 | 					if(c.getValue().equals(book)){
33 | 						tempCookie=c;
34 | 					}
35 | 				}
36 | 			}
37 | 			
38 | 		}
39 | 		
40 | 		if(bookCookies.size() >= 5 && tempCookie == null){
41 | 			tempCookie = bookCookies.get(0);
42 | 		}
43 | 		
44 | 		if(tempCookie != null){
45 | 			tempCookie.setMaxAge(0);
46 | 			response.addCookie(tempCookie);
47 | 		}
48 | 	
49 | 		
50 | 		Cookie cookie = new Cookie("LSY_BOOK"+book,book);
51 | 		response.addCookie(cookie);
52 | 	%>
53 | 
54 | </body>
55 | </html>


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/Cookie_learn/WebContent/app_2/books.jsp:
--------------------------------------------------------------------------------
 1 | <%@ page language="java" contentType="text/html; charset=UTF-8"
 2 |     pageEncoding="UTF-8"%>
 3 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 | <html>
 5 | <head>
 6 | <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 | <title>Insert title here</title>
 8 | </head>
 9 | <body>
10 | 	
11 | 	<h4>Books Pages</h4>
12 | 	
13 | 	<a href="book.jsp?book=JavaWeb">Java Web</a><br><br>
14 | 	<a href="book.jsp?book=Java">Java</a><br><br>
15 | 	<a href="book.jsp?book=Oracle">Oracle</a><br><br>
16 | 	<a href="book.jsp?book=Ajax">Ajax</a><br><br>
17 | 	<a href="book.jsp?book=JavaScript">JavaScript</a><br><br>
18 | 	<a href="book.jsp?book=Android">Android</a><br><br>
19 | 	<a href="book.jsp?book=Jbpm">Jbpm</a><br><br>
20 | 	<a href="book.jsp?book=Struts">Struts</a><br><br>
21 | 	<a href="book.jsp?book=Hibernate">Hibernate</a><br><br>
22 | 	<a href="book.jsp?book=Spring">Spring</a><br><br>
23 | 	
24 | 	<br><br>
25 | 	<%
26 | 		Cookie [] cookies = request.getCookies();
27 | 		
28 | 		if(cookies != null && cookies.length > 0){
29 | 			for(Cookie c: cookies){
30 | 				String cookieName=c.getName();
31 | 				if(cookieName.startsWith("LSY_BOOK")){
32 | 					out.println(c.getValue());		
33 | 					out.print("<br>");
34 | 				}
35 | 			}
36 | 		}
37 | 			
38 | 	%>
39 | 
40 | </body>
41 | </html>


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/README.md:
--------------------------------------------------------------------------------
1 | # 本科课设相关项目
2 | 


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/hadoop_yuapn_test/.classpath:
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  1 | <?xml version="1.0" encoding="UTF-8"?>
  2 | <classpath>
  3 | 	<classpathentry kind="src" path="src"/>
  4 | 	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.launching.macosx.MacOSXType/Java SE 8 [1.8.0]">
  5 | 		<attributes>
  6 | 			<attribute name="owner.project.facets" value="java"/>
  7 | 		</attributes>
  8 | 	</classpathentry>
  9 | 	<classpathentry kind="con" path="org.eclipse.jst.server.core.container/org.eclipse.jst.server.tomcat.runtimeTarget/Apache Tomcat v8.0">
 10 | 		<attributes>
 11 | 			<attribute name="owner.project.facets" value="jst.web"/>
 12 | 		</attributes>
 13 | 	</classpathentry>
 14 | 	<classpathentry kind="con" path="org.eclipse.jst.j2ee.internal.web.container"/>
 15 | 	<classpathentry kind="con" path="org.eclipse.jst.j2ee.internal.module.container"/>
 16 | 	<classpathentry kind="lib" path="WebContent/WEB-INF/lib/mysql-connector-java-5.1.7-bin.jar">
 17 | 		<attributes>
 18 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 19 | 		</attributes>
 20 | 	</classpathentry>
 21 | 	<classpathentry kind="lib" path="WebContent/WEB-INF/lib/commons-fileupload-1.3.1.jar">
 22 | 		<attributes>
 23 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 24 | 		</attributes>
 25 | 	</classpathentry>
 26 | 	<classpathentry kind="lib" path="WebContent/WEB-INF/lib/commons-io-2.4.jar">
 27 | 		<attributes>
 28 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 29 | 		</attributes>
 30 | 	</classpathentry>
 31 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/hadoop-ant-1.1.2.jar">
 32 | 		<attributes>
 33 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 34 | 		</attributes>
 35 | 	</classpathentry>
 36 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/hadoop-client-1.1.2.jar">
 37 | 		<attributes>
 38 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 39 | 		</attributes>
 40 | 	</classpathentry>
 41 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/hadoop-core-1.1.2.jar">
 42 | 		<attributes>
 43 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 44 | 		</attributes>
 45 | 	</classpathentry>
 46 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/hadoop-examples-1.1.2.jar">
 47 | 		<attributes>
 48 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 49 | 		</attributes>
 50 | 	</classpathentry>
 51 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/hadoop-minicluster-1.1.2.jar">
 52 | 		<attributes>
 53 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 54 | 		</attributes>
 55 | 	</classpathentry>
 56 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/hadoop-test-1.1.2.jar">
 57 | 		<attributes>
 58 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 59 | 		</attributes>
 60 | 	</classpathentry>
 61 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/hadoop-tools-1.1.2.jar">
 62 | 		<attributes>
 63 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 64 | 		</attributes>
 65 | 	</classpathentry>
 66 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/hadoop-thriftfs-1.1.2.jar">
 67 | 		<attributes>
 68 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 69 | 		</attributes>
 70 | 	</classpathentry>
 71 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/hadoop-fairscheduler-1.1.2.jar">
 72 | 		<attributes>
 73 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 74 | 		</attributes>
 75 | 	</classpathentry>
 76 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/hadoop-capacity-scheduler-1.1.2.jar">
 77 | 		<attributes>
 78 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 79 | 		</attributes>
 80 | 	</classpathentry>
 81 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/asm-3.2.jar">
 82 | 		<attributes>
 83 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 84 | 		</attributes>
 85 | 	</classpathentry>
 86 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/aspectjrt-1.6.11.jar">
 87 | 		<attributes>
 88 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 89 | 		</attributes>
 90 | 	</classpathentry>
 91 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/aspectjtools-1.6.11.jar">
 92 | 		<attributes>
 93 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 94 | 		</attributes>
 95 | 	</classpathentry>
 96 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-beanutils-1.7.0.jar">
 97 | 		<attributes>
 98 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
 99 | 		</attributes>
100 | 	</classpathentry>
101 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-beanutils-core-1.8.0.jar">
102 | 		<attributes>
103 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
104 | 		</attributes>
105 | 	</classpathentry>
106 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-cli-1.2.jar">
107 | 		<attributes>
108 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
109 | 		</attributes>
110 | 	</classpathentry>
111 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-codec-1.4.jar">
112 | 		<attributes>
113 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
114 | 		</attributes>
115 | 	</classpathentry>
116 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-collections-3.2.1.jar">
117 | 		<attributes>
118 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
119 | 		</attributes>
120 | 	</classpathentry>
121 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-configuration-1.6.jar">
122 | 		<attributes>
123 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
124 | 		</attributes>
125 | 	</classpathentry>
126 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-daemon-1.0.1.jar">
127 | 		<attributes>
128 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
129 | 		</attributes>
130 | 	</classpathentry>
131 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-digester-1.8.jar">
132 | 		<attributes>
133 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
134 | 		</attributes>
135 | 	</classpathentry>
136 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-el-1.0.jar">
137 | 		<attributes>
138 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
139 | 		</attributes>
140 | 	</classpathentry>
141 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-httpclient-3.0.1.jar">
142 | 		<attributes>
143 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
144 | 		</attributes>
145 | 	</classpathentry>
146 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-io-2.1.jar">
147 | 		<attributes>
148 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
149 | 		</attributes>
150 | 	</classpathentry>
151 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-lang-2.4.jar">
152 | 		<attributes>
153 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
154 | 		</attributes>
155 | 	</classpathentry>
156 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-logging-1.1.1.jar">
157 | 		<attributes>
158 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
159 | 		</attributes>
160 | 	</classpathentry>
161 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-logging-api-1.0.4.jar">
162 | 		<attributes>
163 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
164 | 		</attributes>
165 | 	</classpathentry>
166 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-math-2.1.jar">
167 | 		<attributes>
168 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
169 | 		</attributes>
170 | 	</classpathentry>
171 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/commons-net-3.1.jar">
172 | 		<attributes>
173 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
174 | 		</attributes>
175 | 	</classpathentry>
176 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/core-3.1.1.jar">
177 | 		<attributes>
178 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
179 | 		</attributes>
180 | 	</classpathentry>
181 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/hsqldb-1.8.0.10.jar">
182 | 		<attributes>
183 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
184 | 		</attributes>
185 | 	</classpathentry>
186 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jackson-core-asl-1.8.8.jar">
187 | 		<attributes>
188 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
189 | 		</attributes>
190 | 	</classpathentry>
191 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jackson-mapper-asl-1.8.8.jar">
192 | 		<attributes>
193 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
194 | 		</attributes>
195 | 	</classpathentry>
196 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jasper-compiler-5.5.12.jar">
197 | 		<attributes>
198 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
199 | 		</attributes>
200 | 	</classpathentry>
201 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jasper-runtime-5.5.12.jar">
202 | 		<attributes>
203 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
204 | 		</attributes>
205 | 	</classpathentry>
206 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jdeb-0.8.jar">
207 | 		<attributes>
208 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
209 | 		</attributes>
210 | 	</classpathentry>
211 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jersey-core-1.8.jar">
212 | 		<attributes>
213 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
214 | 		</attributes>
215 | 	</classpathentry>
216 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jersey-json-1.8.jar">
217 | 		<attributes>
218 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
219 | 		</attributes>
220 | 	</classpathentry>
221 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jersey-server-1.8.jar">
222 | 		<attributes>
223 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
224 | 		</attributes>
225 | 	</classpathentry>
226 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jets3t-0.6.1.jar">
227 | 		<attributes>
228 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
229 | 		</attributes>
230 | 	</classpathentry>
231 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jetty-6.1.26.jar">
232 | 		<attributes>
233 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
234 | 		</attributes>
235 | 	</classpathentry>
236 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jetty-util-6.1.26.jar">
237 | 		<attributes>
238 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
239 | 		</attributes>
240 | 	</classpathentry>
241 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/jsch-0.1.42.jar">
242 | 		<attributes>
243 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
244 | 		</attributes>
245 | 	</classpathentry>
246 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/junit-4.5.jar">
247 | 		<attributes>
248 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
249 | 		</attributes>
250 | 	</classpathentry>
251 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/kfs-0.2.2.jar">
252 | 		<attributes>
253 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
254 | 		</attributes>
255 | 	</classpathentry>
256 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/log4j-1.2.15.jar">
257 | 		<attributes>
258 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
259 | 		</attributes>
260 | 	</classpathentry>
261 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/mockito-all-1.8.5.jar">
262 | 		<attributes>
263 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
264 | 		</attributes>
265 | 	</classpathentry>
266 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/oro-2.0.8.jar">
267 | 		<attributes>
268 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
269 | 		</attributes>
270 | 	</classpathentry>
271 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/servlet-api-2.5-20081211.jar">
272 | 		<attributes>
273 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
274 | 		</attributes>
275 | 	</classpathentry>
276 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/slf4j-api-1.4.3.jar">
277 | 		<attributes>
278 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
279 | 		</attributes>
280 | 	</classpathentry>
281 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/slf4j-log4j12-1.4.3.jar">
282 | 		<attributes>
283 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
284 | 		</attributes>
285 | 	</classpathentry>
286 | 	<classpathentry kind="lib" path="/Users/apple/Downloads/hadoop-1.1.2/lib/xmlenc-0.52.jar">
287 | 		<attributes>
288 | 			<attribute name="org.eclipse.jst.component.dependency" value="/WEB-INF/lib"/>
289 | 		</attributes>
290 | 	</classpathentry>
291 | 	<classpathentry kind="output" path="build/classes"/>
292 | </classpath>
293 | 


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/hadoop_yuapn_test/.gitignore:
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1 | /build/
2 | 


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/hadoop_yuapn_test/.project:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <projectDescription>
 3 | 	<name>hadoop_yuapn_test</name>
 4 | 	<comment></comment>
 5 | 	<projects>
 6 | 	</projects>
 7 | 	<buildSpec>
 8 | 		<buildCommand>
 9 | 			<name>org.eclipse.jdt.core.javabuilder</name>
10 | 			<arguments>
11 | 			</arguments>
12 | 		</buildCommand>
13 | 		<buildCommand>
14 | 			<name>org.eclipse.wst.common.project.facet.core.builder</name>
15 | 			<arguments>
16 | 			</arguments>
17 | 		</buildCommand>
18 | 		<buildCommand>
19 | 			<name>org.eclipse.wst.validation.validationbuilder</name>
20 | 			<arguments>
21 | 			</arguments>
22 | 		</buildCommand>
23 | 	</buildSpec>
24 | 	<natures>
25 | 		<nature>org.eclipse.jem.workbench.JavaEMFNature</nature>
26 | 		<nature>org.eclipse.wst.common.modulecore.ModuleCoreNature</nature>
27 | 		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
28 | 		<nature>org.eclipse.jdt.core.javanature</nature>
29 | 		<nature>org.eclipse.wst.jsdt.core.jsNature</nature>
30 | 	</natures>
31 | </projectDescription>
32 | 


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/hadoop_yuapn_test/.settings/.jsdtscope:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <classpath>
 3 | 	<classpathentry excluding="**/bower_components/*|**/node_modules/*|**/*.min.js" kind="src" path="WebContent"/>
 4 | 	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.JRE_CONTAINER"/>
 5 | 	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.WebProject">
 6 | 		<attributes>
 7 | 			<attribute name="hide" value="true"/>
 8 | 		</attributes>
 9 | 	</classpathentry>
10 | 	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.baseBrowserLibrary"/>
11 | 	<classpathentry kind="output" path=""/>
12 | </classpath>
13 | 


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/hadoop_yuapn_test/.settings/org.eclipse.jdt.core.prefs:
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1 | eclipse.preferences.version=1
2 | org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
3 | org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
4 | org.eclipse.jdt.core.compiler.compliance=1.8
5 | org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
6 | org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
7 | org.eclipse.jdt.core.compiler.source=1.8
8 | 


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/hadoop_yuapn_test/.settings/org.eclipse.wst.common.component:
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1 | <?xml version="1.0" encoding="UTF-8"?><project-modules id="moduleCoreId" project-version="1.5.0">
2 |     <wb-module deploy-name="hadoop_yuapn_test">
3 |         <wb-resource deploy-path="/" source-path="/WebContent" tag="defaultRootSource"/>
4 |         <wb-resource deploy-path="/WEB-INF/classes" source-path="/src"/>
5 |         <property name="context-root" value="hadoop_yuapn_test"/>
6 |         <property name="java-output-path" value="/hadoop_yuapn_test/build/classes"/>
7 |     </wb-module>
8 | </project-modules>
9 | 


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/hadoop_yuapn_test/.settings/org.eclipse.wst.common.project.facet.core.xml:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <faceted-project>
 3 |   <runtime name="Apache Tomcat v8.0"/>
 4 |   <fixed facet="java"/>
 5 |   <fixed facet="wst.jsdt.web"/>
 6 |   <fixed facet="jst.web"/>
 7 |   <installed facet="java" version="1.8"/>
 8 |   <installed facet="jst.web" version="3.1"/>
 9 |   <installed facet="wst.jsdt.web" version="1.0"/>
10 | </faceted-project>
11 | 


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/hadoop_yuapn_test/.settings/org.eclipse.wst.jsdt.ui.superType.container:
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1 | org.eclipse.wst.jsdt.launching.baseBrowserLibrary


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/hadoop_yuapn_test/.settings/org.eclipse.wst.jsdt.ui.superType.name:
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1 | Window


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/hadoop_yuapn_test/WebContent/META-INF/MANIFEST.MF:
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1 | Manifest-Version: 1.0
2 | Class-Path: 
3 | 
4 | 


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/hadoop_yuapn_test/WebContent/WEB-INF/web.xml:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://xmlns.jcp.org/xml/ns/javaee" xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd" id="WebApp_ID" version="3.1">
 3 |   <display-name>Session_Learn</display-name>
 4 |   <welcome-file-list>
 5 |     <welcome-file>index.html</welcome-file>
 6 |     <welcome-file>index.htm</welcome-file>
 7 |     <welcome-file>index.jsp</welcome-file>
 8 |     <welcome-file>default.html</welcome-file>
 9 |     <welcome-file>default.htm</welcome-file>
10 |     <welcome-file>default.jsp</welcome-file>
11 |   </welcome-file-list>
12 |   <servlet>
13 |     <description></description>
14 |     <display-name>UploadServlet</display-name>
15 |     <servlet-name>UploadServlet</servlet-name>
16 |     <servlet-class>com.controller.UploadServlet</servlet-class>
17 |   </servlet>
18 | <context-param>
19 |     <description>Location to store uploaded file</description>
20 |     <param-name>file-upload</param-name>
21 |     <param-value>
22 |         /Users/apple/Documents/Tomcat8/apache-tomcat-8.0.36/webapps
23 |      </param-value>
24 |   </context-param>
25 |   <servlet-mapping>
26 |     <servlet-name>UploadServlet</servlet-name>
27 |     <url-pattern>/UploadServlet</url-pattern>
28 |   </servlet-mapping>
29 | </web-app>


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/hadoop_yuapn_test/WebContent/index.jsp:
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 1 | <%@ page language="java" contentType="text/html; charset=UTF-8"
 2 |     pageEncoding="UTF-8"%>
 3 | <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 4 | <html>
 5 | <head>
 6 | <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 7 | <title>Insert title here</title>
 8 | </head>
 9 | <body>
10 |         <form class="form-inline"  method="POST"  enctype="MULTIPART/FORM-DATA"   action="UploadServlet">
11 |                    <div style="line-height:50px;float:left;">
12 |                             <input type="submit" name="submit" value="上传文件"  />
13 |                    </div>  
14 |                    <div style="line-height:50px;float:left;">
15 |                             <input type="file" name="file1" size="30"/>
16 |                    </div>  
17 | </form>
18 | 
19 | </body>
20 | </html>


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/hadoop_yuapn_test/src/com/controller/UploadServlet.java:
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  1 | package com.controller;
  2 | 
  3 | import java.io.File;
  4 | import java.io.IOException;
  5 | import java.util.Iterator;
  6 | import java.util.List;
  7 | 
  8 | import javax.servlet.ServletContext;
  9 | import javax.servlet.ServletException;
 10 | import javax.servlet.http.HttpServlet;
 11 | import javax.servlet.http.HttpServletRequest;
 12 | import javax.servlet.http.HttpServletResponse;
 13 | 
 14 | import org.apache.commons.fileupload.DiskFileUpload;
 15 | import org.apache.commons.fileupload.FileItem;
 16 | import org.apache.commons.fileupload.disk.DiskFileItemFactory;
 17 | import org.apache.commons.fileupload.servlet.ServletFileUpload;
 18 |  
 19 |  
 20 | 
 21 | /**
 22 |  * Servlet implementation class UploadServlet
 23 |  */
 24 | public class UploadServlet extends HttpServlet {
 25 |  
 26 |         /**
 27 |          * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
 28 |          */
 29 |         protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 30 |                 this.doPost(request, response);
 31 |         }
 32 | 
 33 |         /**
 34 |          * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
 35 |          */
 36 |         protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
 37 |                    request.setCharacterEncoding("UTF-8");
 38 |                    File file ;
 39 |                    int maxFileSize = 50 * 1024 *1024;  //50M
 40 |                    int maxMemSize = 50 * 1024 *1024;    //50M
 41 |                    ServletContext context = getServletContext();
 42 |                    String filePath = context.getInitParameter("file-upload");
 43 |                         System.out.println("source file path:"+filePath+"");
 44 |                    // 验证上传内容了类型
 45 |                    String contentType = request.getContentType();
 46 |                    if ((contentType.indexOf("multipart/form-data") >= 0)) {
 47 | 
 48 |                       DiskFileItemFactory factory = new DiskFileItemFactory();
 49 |                       // 设置内存中存储文件的最大值
 50 |                       factory.setSizeThreshold(maxMemSize);
 51 |                       // 本地存储的数据大于 maxMemSize.
 52 |                       factory.setRepository(new File("c:\\temp"));
 53 | 
 54 |                       // 创建一个新的文件上传处理程序
 55 |                       ServletFileUpload upload = new ServletFileUpload(factory);
 56 |                       // 设置最大上传的文件大小
 57 |                       upload.setSizeMax(maxFileSize);
 58 |                       try{ 
 59 |                          // 解析获取的文件
 60 |                          List fileItems = upload.parseRequest(request);
 61 | 
 62 |                          // 处理上传的文件
 63 |                          Iterator i = fileItems.iterator();
 64 | 
 65 |                          System.out.println("begin to upload file to tomcat server</p>"); 
 66 |                          while (i.hasNext () ) 
 67 |                          {
 68 |                             FileItem fi = (FileItem)i.next();
 69 |                             if (!fi.isFormField () )        
 70 |                             {
 71 |                             // 获取上传文件的参数
 72 |                             String fieldName = fi.getFieldName();
 73 |                             String fileName = fi.getName();
 74 |                             
 75 |                             String fn = fileName.substring(fileName.lastIndexOf("\\")+1);
 76 |                             System.out.println("<br>"+fn+"<br>");
 77 |                             boolean isInMemory = fi.isInMemory();
 78 |                             long sizeInBytes = fi.getSize();
 79 |                             // 写入文件
 80 |                             if(fileName.lastIndexOf("\\") >= 0 ){
 81 |                             file = new File( filePath , 
 82 |                             fileName.substring(fileName.lastIndexOf("\\"))) ;
 83 |                             //out.println("filename"+fileName.substring( fileName.lastIndexOf("\\"))+"||||||");
 84 |                             }else{
 85 |                             file = new File( filePath ,
 86 |                             fileName.substring(fileName.lastIndexOf("\\")+1)) ;
 87 |                             }
 88 |                             fi.write(file) ;
 89 |                             System.out.println("upload file to tomcat server success!");
 90 |                             
 91 |                             
 92 |                             }
 93 |                          }
 94 |                       }catch(Exception ex) {
 95 |                          System.out.println(ex);
 96 |                       }
 97 |                    }else{
 98 |                       System.out.println("<p>No file uploaded</p>"); 
 99 |                 
100 |                    }
101 |          
102 |               
103 |                  
104 |         }
105 | 
106 | }


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/hadoop_yuapn_test/src/com/model/HdfsDAO.java:
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  1 | package com.model;
  2 | 
  3 | import java.io.IOException;
  4 | import java.net.URI;
  5 | 
  6 | import org.apache.hadoop.conf.Configuration;
  7 | import org.apache.hadoop.fs.FileStatus;
  8 | import org.apache.hadoop.fs.FileSystem;
  9 | import org.apache.hadoop.fs.Path;
 10 | import org.apache.hadoop.mapred.JobConf;
 11 | 
 12 | public class HdfsDAO {
 13 | 
 14 | 	// HDFS 访问地址
 15 | 	private static final String HDFS = "hdfs://localhost:9000";
 16 | 
 17 | 	public HdfsDAO(Configuration conf) {
 18 | 		this(HDFS, conf);
 19 | 	}
 20 | 
 21 | 	public HdfsDAO(String hdfs, Configuration conf) {
 22 | 		this.hdfsPath = hdfs;
 23 | 		this.conf = conf;
 24 | 	}
 25 | 
 26 | 	// hdfs 路径
 27 | 	private String hdfsPath;
 28 | 	// Hadoop 系统配置
 29 | 	private Configuration conf;
 30 | 
 31 | 	// 启动函数
 32 | 	public static void main(String[] args) throws IOException {
 33 | 		JobConf conf = config();
 34 | 		HdfsDAO hdfs = new HdfsDAO(conf);
 35 | 		hdfs.mkdirs("/Tom");
 36 | 		// hdfs.copyFile("C:\\files", "/wgc/");
 37 | 		// hdfs.ls("hdfs://localhost:9000/input");
 38 | 		// hdfs.rmr("/wgc/files");
 39 | 		// hdfs.download("/wgc/（3）windows 下 hadoop+eclipse 环境搭建. docx", "c:\\");
 40 | 		System.out.println("success!");
 41 | 	}
 42 | 
 43 | 	// 加载 Hadoop 配置文件
 44 | 	public static JobConf config() {
 45 | 		JobConf conf = new JobConf(HdfsDAO.class);
 46 | 		conf.setJobName("HdfsDAO");
 47 | 		conf.addResource("classpath:/hadoop/core-site.xml");
 48 | 		conf.addResource("classpath:/hadoop/hdfs-site.xml");
 49 | 		conf.addResource("classpath:/hadoop/mapred-site.xml");
 50 | 		return conf;
 51 | 	}
 52 | 
 53 | 	// 在根目录下创建文件夹
 54 | 	public void mkdirs(String folder) throws IOException {
 55 | 		Path path = new Path(folder);
 56 | 		FileSystem fs = FileSystem.get(URI.create(hdfsPath), conf);
 57 | 		if (!fs.exists(path)) {
 58 | 			fs.mkdirs(path);
 59 | 			System.out.println("Create:" + folder);
 60 | 		}
 61 | 		fs.close();
 62 | 	}
 63 | 
 64 | 	// 某个文件夹的文件列表
 65 | 	public FileStatus[] ls(String folder) throws IOException {
 66 | 		Path path = new Path(folder);
 67 | 		FileSystem fs = FileSystem.get(URI.create(hdfsPath), conf);
 68 | 		FileStatus[] list = fs.listStatus(path);
 69 | 		System.out.println("ls:" + folder);
 70 | 		System.out.println("==========================================================");
 71 | 		if (list != null)
 72 | 			for (FileStatus f : list) {
 73 | 				// System.out.printf("name: %s, folder: %s, size: %d\n",
 74 | 				// f.getPath(), f.isDir(), f.getLen());
 75 | 				System.out.printf("%s, folder: %s, 大小: %dK\n", f.getPath().getName(), (f.isDir() ? "目录" : "文件"),
 76 | 						f.getLen() / 1024);
 77 | 			}
 78 | 		System.out.println("==========================================================");
 79 | 		fs.close();
 80 | 
 81 | 		return list;
 82 | 	}
 83 | 
 84 | 	public void copyFile(String local, String remote) throws IOException {
 85 | 		FileSystem fs = FileSystem.get(URI.create(hdfsPath), conf);
 86 | 		// remote---/ 用户 / 用户下的文件或文件夹
 87 | 		fs.copyFromLocalFile(new Path(local), new Path(remote));
 88 | 		System.out.println("copy from:" + local + "to" + remote);
 89 | 		fs.close();
 90 | 	}
 91 | 
 92 | 	// 删除文件或文件夹
 93 | 	public void rmr(String folder) throws IOException {
 94 | 		Path path = new Path(folder);
 95 | 		FileSystem fs = FileSystem.get(URI.create(hdfsPath), conf);
 96 | 		fs.deleteOnExit(path);
 97 | 		System.out.println("Delete:" + folder);
 98 | 		fs.close();
 99 | 	}
100 | 
101 | 	// 下载文件到本地系统
102 | 	public void download(String remote, String local) throws IOException {
103 | 		Path path = new Path(remote);
104 | 		FileSystem fs = FileSystem.get(URI.create(hdfsPath), conf);
105 | 		fs.copyToLocalFile(path, new Path(local));
106 | 		System.out.println("download: from" + remote + "to" + local);
107 | 		fs.close();
108 | 	}
109 | 
110 | }


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/hadoop_yuapn_test/src/com/model/test.java:
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 1 | package com.model;
 2 | 
 3 | import java.net.URI;
 4 | 
 5 | import org.apache.hadoop.conf.Configuration;
 6 | import org.apache.hadoop.fs.FileSystem;
 7 | 
 8 | public class test {
 9 | 
10 | 	String uri = "hdfs://10.1.14.24:9000/";
11 | 	Configuration conf = new Configuration();
12 | 	//FileSystem fs = FileSystem.get(URI.create(uri), conf);
13 | 
14 | }
15 | 


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