├── .gitignore ├── README.md ├── mvnw ├── mvnw.cmd ├── pom.xml └── src ├── main ├── java │ └── com │ │ └── dailycodebuffer │ │ └── spring │ │ └── data │ │ └── jpa │ │ └── tutorial │ │ ├── SpringDataJpaTutorialApplication.java │ │ ├── entity │ │ ├── Course.java │ │ ├── CourseMaterial.java │ │ ├── Guardian.java │ │ ├── Student.java │ │ └── Teacher.java │ │ └── repository │ │ ├── CourseMaterialRepository.java │ │ ├── CourseRepository.java │ │ ├── StudentRepository.java │ │ └── TeacherRepository.java └── resources │ └── application.properties └── test └── java └── com └── dailycodebuffer └── spring └── data └── jpa └── tutorial ├── SpringDataJpaTutorialApplicationTests.java └── repository ├── CourseMaterialRepositoryTest.java ├── CourseRepositoryTest.java ├── StudentRepositoryTest.java └── TeacherRepositoryTest.java /.gitignore: -------------------------------------------------------------------------------- 1 | HELP.md 2 | target/ 3 | !.mvn/wrapper/maven-wrapper.jar 4 | !**/src/main/**/target/ 5 | !**/src/test/**/target/ 6 | 7 | ### STS ### 8 | .apt_generated 9 | .classpath 10 | .factorypath 11 | .project 12 | .settings 13 | .springBeans 14 | .sts4-cache 15 | 16 | ### IntelliJ IDEA ### 17 | .idea 18 | *.iws 19 | *.iml 20 | *.ipr 21 | 22 | ### NetBeans ### 23 | /nbproject/private/ 24 | /nbbuild/ 25 | /dist/ 26 | /nbdist/ 27 | /.nb-gradle/ 28 | build/ 29 | !**/src/main/**/build/ 30 | !**/src/test/**/build/ 31 | 32 | ### VS Code ### 33 | .vscode/ 34 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Spring-Data-JPA-Tutorial 2 | Spring-Data-JPA-Tutorial 3 | -------------------------------------------------------------------------------- /mvnw: -------------------------------------------------------------------------------- 1 | #!/bin/sh 2 | # ---------------------------------------------------------------------------- 3 | # Licensed to the Apache Software Foundation (ASF) under one 4 | # or more contributor license agreements. See the NOTICE file 5 | # distributed with this work for additional information 6 | # regarding copyright ownership. The ASF licenses this file 7 | # to you under the Apache License, Version 2.0 (the 8 | # "License"); you may not use this file except in compliance 9 | # with the License. You may obtain a copy of the License at 10 | # 11 | # https://www.apache.org/licenses/LICENSE-2.0 12 | # 13 | # Unless required by applicable law or agreed to in writing, 14 | # software distributed under the License is distributed on an 15 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 | # KIND, either express or implied. See the License for the 17 | # specific language governing permissions and limitations 18 | # under the License. 19 | # ---------------------------------------------------------------------------- 20 | 21 | # ---------------------------------------------------------------------------- 22 | # Maven Start Up Batch script 23 | # 24 | # Required ENV vars: 25 | # ------------------ 26 | # JAVA_HOME - location of a JDK home dir 27 | # 28 | # Optional ENV vars 29 | # ----------------- 30 | # M2_HOME - location of maven2's installed home dir 31 | # MAVEN_OPTS - parameters passed to the Java VM when running Maven 32 | # e.g. to debug Maven itself, use 33 | # set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 34 | # MAVEN_SKIP_RC - flag to disable loading of mavenrc files 35 | # ---------------------------------------------------------------------------- 36 | 37 | if [ -z "$MAVEN_SKIP_RC" ] ; then 38 | 39 | if [ -f /etc/mavenrc ] ; then 40 | . /etc/mavenrc 41 | fi 42 | 43 | if [ -f "$HOME/.mavenrc" ] ; then 44 | . "$HOME/.mavenrc" 45 | fi 46 | 47 | fi 48 | 49 | # OS specific support. $var _must_ be set to either true or false. 50 | cygwin=false; 51 | darwin=false; 52 | mingw=false 53 | case "`uname`" in 54 | CYGWIN*) cygwin=true ;; 55 | MINGW*) mingw=true;; 56 | Darwin*) darwin=true 57 | # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home 58 | # See https://developer.apple.com/library/mac/qa/qa1170/_index.html 59 | if [ -z "$JAVA_HOME" ]; then 60 | if [ -x "/usr/libexec/java_home" ]; then 61 | export JAVA_HOME="`/usr/libexec/java_home`" 62 | else 63 | export JAVA_HOME="/Library/Java/Home" 64 | fi 65 | fi 66 | ;; 67 | esac 68 | 69 | if [ -z "$JAVA_HOME" ] ; then 70 | if [ -r /etc/gentoo-release ] ; then 71 | JAVA_HOME=`java-config --jre-home` 72 | fi 73 | fi 74 | 75 | if [ -z "$M2_HOME" ] ; then 76 | ## resolve links - $0 may be a link to maven's home 77 | PRG="$0" 78 | 79 | # need this for relative symlinks 80 | while [ -h "$PRG" ] ; do 81 | ls=`ls -ld "$PRG"` 82 | link=`expr "$ls" : '.*-> \(.*\)$'` 83 | if expr "$link" : '/.*' > /dev/null; then 84 | PRG="$link" 85 | else 86 | PRG="`dirname "$PRG"`/$link" 87 | fi 88 | done 89 | 90 | saveddir=`pwd` 91 | 92 | M2_HOME=`dirname "$PRG"`/.. 93 | 94 | # make it fully qualified 95 | M2_HOME=`cd "$M2_HOME" && pwd` 96 | 97 | cd "$saveddir" 98 | # echo Using m2 at $M2_HOME 99 | fi 100 | 101 | # For Cygwin, ensure paths are in UNIX format before anything is touched 102 | if $cygwin ; then 103 | [ -n "$M2_HOME" ] && 104 | M2_HOME=`cygpath --unix "$M2_HOME"` 105 | [ -n "$JAVA_HOME" ] && 106 | JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 107 | [ -n "$CLASSPATH" ] && 108 | CLASSPATH=`cygpath --path --unix "$CLASSPATH"` 109 | fi 110 | 111 | # For Mingw, ensure paths are in UNIX format before anything is touched 112 | if $mingw ; then 113 | [ -n "$M2_HOME" ] && 114 | M2_HOME="`(cd "$M2_HOME"; pwd)`" 115 | [ -n "$JAVA_HOME" ] && 116 | JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" 117 | fi 118 | 119 | if [ -z "$JAVA_HOME" ]; then 120 | javaExecutable="`which javac`" 121 | if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then 122 | # readlink(1) is not available as standard on Solaris 10. 123 | readLink=`which readlink` 124 | if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then 125 | if $darwin ; then 126 | javaHome="`dirname \"$javaExecutable\"`" 127 | javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" 128 | else 129 | javaExecutable="`readlink -f \"$javaExecutable\"`" 130 | fi 131 | javaHome="`dirname \"$javaExecutable\"`" 132 | javaHome=`expr "$javaHome" : '\(.*\)/bin'` 133 | JAVA_HOME="$javaHome" 134 | export JAVA_HOME 135 | fi 136 | fi 137 | fi 138 | 139 | if [ -z "$JAVACMD" ] ; then 140 | if [ -n "$JAVA_HOME" ] ; then 141 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 142 | # IBM's JDK on AIX uses strange locations for the executables 143 | JAVACMD="$JAVA_HOME/jre/sh/java" 144 | else 145 | JAVACMD="$JAVA_HOME/bin/java" 146 | fi 147 | else 148 | JAVACMD="`which java`" 149 | fi 150 | fi 151 | 152 | if [ ! -x "$JAVACMD" ] ; then 153 | echo "Error: JAVA_HOME is not defined correctly." >&2 154 | echo " We cannot execute $JAVACMD" >&2 155 | exit 1 156 | fi 157 | 158 | if [ -z "$JAVA_HOME" ] ; then 159 | echo "Warning: JAVA_HOME environment variable is not set." 160 | fi 161 | 162 | CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher 163 | 164 | # traverses directory structure from process work directory to filesystem root 165 | # first directory with .mvn subdirectory is considered project base directory 166 | find_maven_basedir() { 167 | 168 | if [ -z "$1" ] 169 | then 170 | echo "Path not specified to find_maven_basedir" 171 | return 1 172 | fi 173 | 174 | basedir="$1" 175 | wdir="$1" 176 | while [ "$wdir" != '/' ] ; do 177 | if [ -d "$wdir"/.mvn ] ; then 178 | basedir=$wdir 179 | break 180 | fi 181 | # workaround for JBEAP-8937 (on Solaris 10/Sparc) 182 | if [ -d "${wdir}" ]; then 183 | wdir=`cd "$wdir/.."; pwd` 184 | fi 185 | # end of workaround 186 | done 187 | echo "${basedir}" 188 | } 189 | 190 | # concatenates all lines of a file 191 | concat_lines() { 192 | if [ -f "$1" ]; then 193 | echo "$(tr -s '\n' ' ' < "$1")" 194 | fi 195 | } 196 | 197 | BASE_DIR=`find_maven_basedir "$(pwd)"` 198 | if [ -z "$BASE_DIR" ]; then 199 | exit 1; 200 | fi 201 | 202 | ########################################################################################## 203 | # Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 204 | # This allows using the maven wrapper in projects that prohibit checking in binary data. 205 | ########################################################################################## 206 | if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then 207 | if [ "$MVNW_VERBOSE" = true ]; then 208 | echo "Found .mvn/wrapper/maven-wrapper.jar" 209 | fi 210 | else 211 | if [ "$MVNW_VERBOSE" = true ]; then 212 | echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..." 213 | fi 214 | if [ -n "$MVNW_REPOURL" ]; then 215 | jarUrl="$MVNW_REPOURL/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar" 216 | else 217 | jarUrl="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar" 218 | fi 219 | while IFS="=" read key value; do 220 | case "$key" in (wrapperUrl) jarUrl="$value"; break ;; 221 | esac 222 | done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties" 223 | if [ "$MVNW_VERBOSE" = true ]; then 224 | echo "Downloading from: $jarUrl" 225 | fi 226 | wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" 227 | if $cygwin; then 228 | wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"` 229 | fi 230 | 231 | if command -v wget > /dev/null; then 232 | if [ "$MVNW_VERBOSE" = true ]; then 233 | echo "Found wget ... using wget" 234 | fi 235 | if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then 236 | wget "$jarUrl" -O "$wrapperJarPath" 237 | else 238 | wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" 239 | fi 240 | elif command -v curl > /dev/null; then 241 | if [ "$MVNW_VERBOSE" = true ]; then 242 | echo "Found curl ... using curl" 243 | fi 244 | if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then 245 | curl -o "$wrapperJarPath" "$jarUrl" -f 246 | else 247 | curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f 248 | fi 249 | 250 | else 251 | if [ "$MVNW_VERBOSE" = true ]; then 252 | echo "Falling back to using Java to download" 253 | fi 254 | javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java" 255 | # For Cygwin, switch paths to Windows format before running javac 256 | if $cygwin; then 257 | javaClass=`cygpath --path --windows "$javaClass"` 258 | fi 259 | if [ -e "$javaClass" ]; then 260 | if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 261 | if [ "$MVNW_VERBOSE" = true ]; then 262 | echo " - Compiling MavenWrapperDownloader.java ..." 263 | fi 264 | # Compiling the Java class 265 | ("$JAVA_HOME/bin/javac" "$javaClass") 266 | fi 267 | if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 268 | # Running the downloader 269 | if [ "$MVNW_VERBOSE" = true ]; then 270 | echo " - Running MavenWrapperDownloader.java ..." 271 | fi 272 | ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR") 273 | fi 274 | fi 275 | fi 276 | fi 277 | ########################################################################################## 278 | # End of extension 279 | ########################################################################################## 280 | 281 | export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} 282 | if [ "$MVNW_VERBOSE" = true ]; then 283 | echo $MAVEN_PROJECTBASEDIR 284 | fi 285 | MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" 286 | 287 | # For Cygwin, switch paths to Windows format before running java 288 | if $cygwin; then 289 | [ -n "$M2_HOME" ] && 290 | M2_HOME=`cygpath --path --windows "$M2_HOME"` 291 | [ -n "$JAVA_HOME" ] && 292 | JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` 293 | [ -n "$CLASSPATH" ] && 294 | CLASSPATH=`cygpath --path --windows "$CLASSPATH"` 295 | [ -n "$MAVEN_PROJECTBASEDIR" ] && 296 | MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` 297 | fi 298 | 299 | # Provide a "standardized" way to retrieve the CLI args that will 300 | # work with both Windows and non-Windows executions. 301 | MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@" 302 | export MAVEN_CMD_LINE_ARGS 303 | 304 | WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 305 | 306 | exec "$JAVACMD" \ 307 | $MAVEN_OPTS \ 308 | -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ 309 | "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ 310 | ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" 311 | -------------------------------------------------------------------------------- /mvnw.cmd: -------------------------------------------------------------------------------- 1 | @REM ---------------------------------------------------------------------------- 2 | @REM Licensed to the Apache Software Foundation (ASF) under one 3 | @REM or more contributor license agreements. See the NOTICE file 4 | @REM distributed with this work for additional information 5 | @REM regarding copyright ownership. The ASF licenses this file 6 | @REM to you under the Apache License, Version 2.0 (the 7 | @REM "License"); you may not use this file except in compliance 8 | @REM with the License. You may obtain a copy of the License at 9 | @REM 10 | @REM https://www.apache.org/licenses/LICENSE-2.0 11 | @REM 12 | @REM Unless required by applicable law or agreed to in writing, 13 | @REM software distributed under the License is distributed on an 14 | @REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 | @REM KIND, either express or implied. See the License for the 16 | @REM specific language governing permissions and limitations 17 | @REM under the License. 18 | @REM ---------------------------------------------------------------------------- 19 | 20 | @REM ---------------------------------------------------------------------------- 21 | @REM Maven Start Up Batch script 22 | @REM 23 | @REM Required ENV vars: 24 | @REM JAVA_HOME - location of a JDK home dir 25 | @REM 26 | @REM Optional ENV vars 27 | @REM M2_HOME - location of maven2's installed home dir 28 | @REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands 29 | @REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending 30 | @REM MAVEN_OPTS - parameters passed to the Java VM when running Maven 31 | @REM e.g. to debug Maven itself, use 32 | @REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000 33 | @REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files 34 | @REM ---------------------------------------------------------------------------- 35 | 36 | @REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on' 37 | @echo off 38 | @REM set title of command window 39 | title %0 40 | @REM enable echoing by setting MAVEN_BATCH_ECHO to 'on' 41 | @if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% 42 | 43 | @REM set %HOME% to equivalent of $HOME 44 | if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") 45 | 46 | @REM Execute a user defined script before this one 47 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre 48 | @REM check for pre script, once with legacy .bat ending and once with .cmd ending 49 | if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat" 50 | if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd" 51 | :skipRcPre 52 | 53 | @setlocal 54 | 55 | set ERROR_CODE=0 56 | 57 | @REM To isolate internal variables from possible post scripts, we use another setlocal 58 | @setlocal 59 | 60 | @REM ==== START VALIDATION ==== 61 | if not "%JAVA_HOME%" == "" goto OkJHome 62 | 63 | echo. 64 | echo Error: JAVA_HOME not found in your environment. >&2 65 | echo Please set the JAVA_HOME variable in your environment to match the >&2 66 | echo location of your Java installation. >&2 67 | echo. 68 | goto error 69 | 70 | :OkJHome 71 | if exist "%JAVA_HOME%\bin\java.exe" goto init 72 | 73 | echo. 74 | echo Error: JAVA_HOME is set to an invalid directory. >&2 75 | echo JAVA_HOME = "%JAVA_HOME%" >&2 76 | echo Please set the JAVA_HOME variable in your environment to match the >&2 77 | echo location of your Java installation. >&2 78 | echo. 79 | goto error 80 | 81 | @REM ==== END VALIDATION ==== 82 | 83 | :init 84 | 85 | @REM Find the project base dir, i.e. the directory that contains the folder ".mvn". 86 | @REM Fallback to current working directory if not found. 87 | 88 | set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% 89 | IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir 90 | 91 | set EXEC_DIR=%CD% 92 | set WDIR=%EXEC_DIR% 93 | :findBaseDir 94 | IF EXIST "%WDIR%"\.mvn goto baseDirFound 95 | cd .. 96 | IF "%WDIR%"=="%CD%" goto baseDirNotFound 97 | set WDIR=%CD% 98 | goto findBaseDir 99 | 100 | :baseDirFound 101 | set MAVEN_PROJECTBASEDIR=%WDIR% 102 | cd "%EXEC_DIR%" 103 | goto endDetectBaseDir 104 | 105 | :baseDirNotFound 106 | set MAVEN_PROJECTBASEDIR=%EXEC_DIR% 107 | cd "%EXEC_DIR%" 108 | 109 | :endDetectBaseDir 110 | 111 | IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig 112 | 113 | @setlocal EnableExtensions EnableDelayedExpansion 114 | for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a 115 | @endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% 116 | 117 | :endReadAdditionalConfig 118 | 119 | SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" 120 | set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" 121 | set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 122 | 123 | set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar" 124 | 125 | FOR /F "tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO ( 126 | IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B 127 | ) 128 | 129 | @REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 130 | @REM This allows using the maven wrapper in projects that prohibit checking in binary data. 131 | if exist %WRAPPER_JAR% ( 132 | if "%MVNW_VERBOSE%" == "true" ( 133 | echo Found %WRAPPER_JAR% 134 | ) 135 | ) else ( 136 | if not "%MVNW_REPOURL%" == "" ( 137 | SET DOWNLOAD_URL="%MVNW_REPOURL%/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar" 138 | ) 139 | if "%MVNW_VERBOSE%" == "true" ( 140 | echo Couldn't find %WRAPPER_JAR%, downloading it ... 141 | echo Downloading from: %DOWNLOAD_URL% 142 | ) 143 | 144 | powershell -Command "&{"^ 145 | "$webclient = new-object System.Net.WebClient;"^ 146 | "if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^ 147 | "$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^ 148 | "}"^ 149 | "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^ 150 | "}" 151 | if "%MVNW_VERBOSE%" == "true" ( 152 | echo Finished downloading %WRAPPER_JAR% 153 | ) 154 | ) 155 | @REM End of extension 156 | 157 | @REM Provide a "standardized" way to retrieve the CLI args that will 158 | @REM work with both Windows and non-Windows executions. 159 | set MAVEN_CMD_LINE_ARGS=%* 160 | 161 | %MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* 162 | if ERRORLEVEL 1 goto error 163 | goto end 164 | 165 | :error 166 | set ERROR_CODE=1 167 | 168 | :end 169 | @endlocal & set ERROR_CODE=%ERROR_CODE% 170 | 171 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost 172 | @REM check for post script, once with legacy .bat ending and once with .cmd ending 173 | if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat" 174 | if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd" 175 | :skipRcPost 176 | 177 | @REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' 178 | if "%MAVEN_BATCH_PAUSE%" == "on" pause 179 | 180 | if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE% 181 | 182 | exit /B %ERROR_CODE% 183 | -------------------------------------------------------------------------------- /pom.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 4.0.0 5 | 6 | org.springframework.boot 7 | spring-boot-starter-parent 8 | 2.5.1 9 | 10 | 11 | com.dailycodebuffer 12 | spring-data-jpa-tutorial 13 | 0.0.1-SNAPSHOT 14 | spring-data-jpa-tutorial 15 | Demo project for Spring Boot 16 | 17 | 11 18 | 19 | 20 | 21 | org.springframework.boot 22 | spring-boot-starter-data-jpa 23 | 24 | 25 | org.springframework.boot 26 | spring-boot-starter-web 27 | 28 | 29 | 30 | mysql 31 | mysql-connector-java 32 | runtime 33 | 34 | 35 | org.projectlombok 36 | lombok 37 | true 38 | 39 | 40 | org.springframework.boot 41 | spring-boot-starter-test 42 | test 43 | 44 | 45 | 46 | 47 | 48 | 49 | org.springframework.boot 50 | spring-boot-maven-plugin 51 | 52 | 53 | 54 | org.projectlombok 55 | lombok 56 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 64 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/SpringDataJpaTutorialApplication.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial; 2 | 3 | import org.springframework.boot.SpringApplication; 4 | import org.springframework.boot.autoconfigure.SpringBootApplication; 5 | 6 | @SpringBootApplication 7 | public class SpringDataJpaTutorialApplication { 8 | 9 | public static void main(String[] args) { 10 | SpringApplication.run(SpringDataJpaTutorialApplication.class, args); 11 | } 12 | 13 | } 14 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/entity/Course.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.entity; 2 | 3 | import lombok.AllArgsConstructor; 4 | import lombok.Builder; 5 | import lombok.Data; 6 | import lombok.NoArgsConstructor; 7 | 8 | import javax.persistence.*; 9 | import java.util.ArrayList; 10 | import java.util.List; 11 | 12 | @Entity 13 | @Data 14 | @AllArgsConstructor 15 | @NoArgsConstructor 16 | @Builder 17 | public class Course { 18 | 19 | @Id 20 | @SequenceGenerator( 21 | name = "course_sequence", 22 | sequenceName = "course_sequence", 23 | allocationSize = 1 24 | ) 25 | @GeneratedValue( 26 | strategy = GenerationType.SEQUENCE, 27 | generator = "course_sequence" 28 | ) 29 | private Long courseId; 30 | private String title; 31 | private Integer credit; 32 | 33 | @OneToOne( 34 | mappedBy = "course" 35 | ) 36 | private CourseMaterial courseMaterial; 37 | 38 | @ManyToOne( 39 | cascade = CascadeType.ALL 40 | ) 41 | @JoinColumn( 42 | name = "teacher_id", 43 | referencedColumnName = "teacherId" 44 | ) 45 | private Teacher teacher; 46 | 47 | @ManyToMany( 48 | cascade = CascadeType.ALL 49 | ) 50 | @JoinTable( 51 | name = "studen_course_map", 52 | joinColumns = @JoinColumn( 53 | name = "course_id", 54 | referencedColumnName = "courseId" 55 | ), 56 | inverseJoinColumns = @JoinColumn( 57 | name = "student_id", 58 | referencedColumnName = "studentId" 59 | ) 60 | ) 61 | private List students; 62 | 63 | public void addStudents(Student student){ 64 | if(students == null) students = new ArrayList<>(); 65 | students.add(student); 66 | } 67 | } 68 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/entity/CourseMaterial.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.entity; 2 | 3 | import lombok.*; 4 | 5 | import javax.persistence.*; 6 | 7 | @Entity 8 | @Data 9 | @AllArgsConstructor 10 | @NoArgsConstructor 11 | @Builder 12 | @ToString(exclude = "course") 13 | public class CourseMaterial { 14 | 15 | @Id 16 | @SequenceGenerator( 17 | name = "course_material_sequence", 18 | sequenceName = "course_material_sequence", 19 | allocationSize = 1 20 | ) 21 | @GeneratedValue( 22 | strategy = GenerationType.SEQUENCE, 23 | generator = "course_material_sequence" 24 | ) 25 | private Long courseMaterialId; 26 | private String url; 27 | 28 | @OneToOne( 29 | cascade = CascadeType.ALL, 30 | fetch = FetchType.LAZY, 31 | optional = false 32 | ) 33 | @JoinColumn( 34 | name = "course_id", 35 | referencedColumnName = "courseId" 36 | ) 37 | private Course course; 38 | } 39 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/entity/Guardian.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.entity; 2 | 3 | import lombok.AllArgsConstructor; 4 | import lombok.Builder; 5 | import lombok.Data; 6 | import lombok.NoArgsConstructor; 7 | 8 | import javax.persistence.AttributeOverride; 9 | import javax.persistence.AttributeOverrides; 10 | import javax.persistence.Column; 11 | import javax.persistence.Embeddable; 12 | 13 | @Embeddable 14 | @Data 15 | @AllArgsConstructor 16 | @NoArgsConstructor 17 | @Builder 18 | @AttributeOverrides({ 19 | @AttributeOverride( 20 | name = "name", 21 | column = @Column(name = "guardian_name") 22 | ), 23 | @AttributeOverride( 24 | name = "email", 25 | column = @Column(name = "guardian_email") 26 | ), 27 | @AttributeOverride( 28 | name = "mobile", 29 | column = @Column(name = "guardian_mobile") 30 | ) 31 | }) 32 | public class Guardian { 33 | 34 | private String name; 35 | private String email; 36 | private String mobile; 37 | } 38 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/entity/Student.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.entity; 2 | 3 | import lombok.AllArgsConstructor; 4 | import lombok.Builder; 5 | import lombok.Data; 6 | import lombok.NoArgsConstructor; 7 | 8 | import javax.persistence.*; 9 | 10 | @Entity 11 | @Data 12 | @AllArgsConstructor 13 | @NoArgsConstructor 14 | @Builder 15 | @Table( 16 | name = "tbl_student", 17 | uniqueConstraints = @UniqueConstraint( 18 | name = "emailid_unique", 19 | columnNames = "email_address" 20 | ) 21 | ) 22 | public class Student { 23 | 24 | @Id 25 | @SequenceGenerator( 26 | name = "student_sequence", 27 | sequenceName = "student_sequence", 28 | allocationSize = 1 29 | ) 30 | @GeneratedValue( 31 | strategy = GenerationType.SEQUENCE, 32 | generator = "student_sequence" 33 | ) 34 | private Long studentId; 35 | private String firstName; 36 | private String lastName; 37 | 38 | @Column( 39 | name = "email_address", 40 | nullable = false 41 | ) 42 | private String emailId; 43 | 44 | @Embedded 45 | private Guardian guardian; 46 | } 47 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/entity/Teacher.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.entity; 2 | 3 | import lombok.AllArgsConstructor; 4 | import lombok.Builder; 5 | import lombok.Data; 6 | import lombok.NoArgsConstructor; 7 | 8 | import javax.persistence.*; 9 | import java.util.List; 10 | 11 | @Entity 12 | @Data 13 | @AllArgsConstructor 14 | @NoArgsConstructor 15 | @Builder 16 | public class Teacher { 17 | 18 | @Id 19 | @SequenceGenerator( 20 | name = "teacher_sequence", 21 | sequenceName = "teacher_sequence", 22 | allocationSize = 1 23 | ) 24 | @GeneratedValue( 25 | strategy = GenerationType.SEQUENCE, 26 | generator = "teacher_sequence" 27 | ) 28 | private Long teacherId; 29 | private String firstName; 30 | private String lastName; 31 | 32 | /*@OneToMany( 33 | cascade = CascadeType.ALL 34 | ) 35 | @JoinColumn( 36 | name = "teacher_id", 37 | referencedColumnName = "teacherId" 38 | ) 39 | private List courses;*/ 40 | } 41 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/repository/CourseMaterialRepository.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.repository; 2 | 3 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.CourseMaterial; 4 | import org.springframework.data.jpa.repository.JpaRepository; 5 | import org.springframework.stereotype.Repository; 6 | 7 | @Repository 8 | public interface CourseMaterialRepository extends JpaRepository { 9 | } 10 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/repository/CourseRepository.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.repository; 2 | 3 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Course; 4 | import org.springframework.data.domain.Page; 5 | import org.springframework.data.domain.PageRequest; 6 | import org.springframework.data.domain.Pageable; 7 | import org.springframework.data.jpa.repository.JpaRepository; 8 | import org.springframework.stereotype.Repository; 9 | 10 | import java.util.List; 11 | 12 | @Repository 13 | public interface CourseRepository extends JpaRepository { 14 | 15 | Page findByTitleContaining( 16 | String title, 17 | Pageable pageable); 18 | } 19 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/repository/StudentRepository.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.repository; 2 | 3 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Student; 4 | import org.springframework.data.jpa.repository.JpaRepository; 5 | import org.springframework.data.jpa.repository.Modifying; 6 | import org.springframework.data.jpa.repository.Query; 7 | import org.springframework.data.repository.query.Param; 8 | import org.springframework.stereotype.Repository; 9 | import org.springframework.transaction.annotation.Transactional; 10 | 11 | import java.util.List; 12 | 13 | @Repository 14 | public interface StudentRepository extends JpaRepository { 15 | 16 | List findByFirstName(String firstName); 17 | 18 | List findByFirstNameContaining(String name); 19 | 20 | List findByLastNameNotNull(); 21 | 22 | List findByGuardianName(String guardianName); 23 | 24 | Student findByFirstNameAndLastName(String firstName, 25 | String lastName); 26 | 27 | //JPQL 28 | @Query("select s from Student s where s.emailId = ?1") 29 | Student getStudentByEmailAddress(String emailId); 30 | 31 | 32 | //JPQL 33 | @Query("select s.firstName from Student s where s.emailId = ?1") 34 | String getStudentFirstNameByEmailAddress(String emailId); 35 | 36 | //Native 37 | @Query( 38 | value = "SELECT * FROM tbl_student s where s.email_address = ?1", 39 | nativeQuery = true 40 | ) 41 | Student getStudentByEmailAddressNative(String emailId); 42 | 43 | 44 | //Native Named Param 45 | @Query( 46 | value = "SELECT * FROM tbl_student s where s.email_address = :emailId", 47 | nativeQuery = true 48 | ) 49 | Student getStudentByEmailAddressNativeNamedParam( 50 | @Param("emailId") String emailId 51 | ); 52 | 53 | @Modifying 54 | @Transactional 55 | @Query( 56 | value = "update tbl_student set first_name = ?1 where email_address = ?2", 57 | nativeQuery = true 58 | ) 59 | int updateStudentNameByEmailId(String firstName, String emailId); 60 | 61 | } 62 | -------------------------------------------------------------------------------- /src/main/java/com/dailycodebuffer/spring/data/jpa/tutorial/repository/TeacherRepository.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.repository; 2 | 3 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Teacher; 4 | import org.springframework.data.jpa.repository.JpaRepository; 5 | import org.springframework.stereotype.Repository; 6 | 7 | @Repository 8 | public interface TeacherRepository extends JpaRepository { 9 | } 10 | -------------------------------------------------------------------------------- /src/main/resources/application.properties: -------------------------------------------------------------------------------- 1 | spring.jpa.hibernate.ddl-auto=update 2 | spring.datasource.url=jdbc:mysql://localhost:3306/schooldb 3 | spring.datasource.username=root 4 | spring.datasource.password=admin 5 | spring.datasource.driver-class-name =com.mysql.jdbc.Driver 6 | spring.jpa.show-sql: true 7 | -------------------------------------------------------------------------------- /src/test/java/com/dailycodebuffer/spring/data/jpa/tutorial/SpringDataJpaTutorialApplicationTests.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial; 2 | 3 | import org.junit.jupiter.api.Test; 4 | import org.springframework.boot.test.context.SpringBootTest; 5 | 6 | @SpringBootTest 7 | class SpringDataJpaTutorialApplicationTests { 8 | 9 | @Test 10 | void contextLoads() { 11 | } 12 | 13 | } 14 | -------------------------------------------------------------------------------- /src/test/java/com/dailycodebuffer/spring/data/jpa/tutorial/repository/CourseMaterialRepositoryTest.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.repository; 2 | 3 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Course; 4 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.CourseMaterial; 5 | import org.junit.jupiter.api.Test; 6 | import org.springframework.beans.factory.annotation.Autowired; 7 | import org.springframework.boot.test.context.SpringBootTest; 8 | 9 | import java.util.List; 10 | 11 | import static org.junit.jupiter.api.Assertions.*; 12 | 13 | @SpringBootTest 14 | class CourseMaterialRepositoryTest { 15 | 16 | @Autowired 17 | private CourseMaterialRepository repository; 18 | 19 | @Test 20 | public void SaveCourseMaterial() { 21 | Course course = 22 | Course.builder() 23 | .title(".net") 24 | .credit(6) 25 | .build(); 26 | 27 | CourseMaterial courseMaterial = 28 | CourseMaterial.builder() 29 | .url("www.dailycodebuffer.com") 30 | .course(course) 31 | .build(); 32 | 33 | repository.save(courseMaterial); 34 | } 35 | 36 | @Test 37 | public void printAllCourseMaterials() { 38 | List courseMaterials = 39 | repository.findAll(); 40 | 41 | System.out.println("courseMaterials = " + courseMaterials); 42 | } 43 | } -------------------------------------------------------------------------------- /src/test/java/com/dailycodebuffer/spring/data/jpa/tutorial/repository/CourseRepositoryTest.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.repository; 2 | 3 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Course; 4 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Student; 5 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Teacher; 6 | import org.junit.jupiter.api.Test; 7 | import org.springframework.beans.factory.annotation.Autowired; 8 | import org.springframework.boot.test.context.SpringBootTest; 9 | import org.springframework.data.domain.PageRequest; 10 | import org.springframework.data.domain.Pageable; 11 | import org.springframework.data.domain.Sort; 12 | 13 | import java.util.List; 14 | 15 | @SpringBootTest 16 | class CourseRepositoryTest { 17 | 18 | @Autowired 19 | private CourseRepository courseRepository; 20 | 21 | @Test 22 | public void printCourses() { 23 | List courses = 24 | courseRepository.findAll(); 25 | 26 | System.out.println("courses = " + courses); 27 | } 28 | 29 | @Test 30 | public void saveCourseWithTeacher() { 31 | Teacher teacher = Teacher.builder() 32 | .firstName("Priyanka") 33 | .lastName("Singh") 34 | .build(); 35 | 36 | Course course = Course 37 | .builder() 38 | .title("Python") 39 | .credit(6) 40 | .teacher(teacher) 41 | .build(); 42 | 43 | courseRepository.save(course); 44 | } 45 | 46 | @Test 47 | public void findAllPagination(){ 48 | Pageable firstPagewithThreeRecords = 49 | PageRequest.of(0, 3); 50 | Pageable secondPageWithTwoRecords = 51 | PageRequest.of(1,2); 52 | 53 | List courses = 54 | courseRepository.findAll(secondPageWithTwoRecords) 55 | .getContent(); 56 | 57 | long totalElements = 58 | courseRepository.findAll(secondPageWithTwoRecords) 59 | .getTotalElements(); 60 | 61 | long totalPages = 62 | courseRepository.findAll(secondPageWithTwoRecords) 63 | .getTotalPages(); 64 | 65 | System.out.println("totalPages = " + totalPages); 66 | 67 | System.out.println("totalElements = " + totalElements); 68 | 69 | System.out.println("courses = " + courses); 70 | } 71 | 72 | @Test 73 | public void findAllSorting() { 74 | Pageable sortByTitle = 75 | PageRequest.of( 76 | 0, 77 | 2, 78 | Sort.by("title") 79 | ); 80 | Pageable sortByCreditDesc = 81 | PageRequest.of( 82 | 0, 83 | 2, 84 | Sort.by("credit").descending() 85 | ); 86 | 87 | Pageable sortByTitleAndCreditDesc = 88 | PageRequest.of( 89 | 0, 90 | 2, 91 | Sort.by("title") 92 | .descending() 93 | .and(Sort.by("credit")) 94 | ); 95 | 96 | List courses 97 | = courseRepository.findAll(sortByTitle).getContent(); 98 | 99 | System.out.println("courses = " + courses); 100 | } 101 | 102 | @Test 103 | public void printfindByTitleContaining() { 104 | Pageable firstPageTenRecords = 105 | PageRequest.of(0,10); 106 | 107 | List courses = 108 | courseRepository.findByTitleContaining( 109 | "D", 110 | firstPageTenRecords).getContent(); 111 | 112 | System.out.println("courses = " + courses); 113 | } 114 | 115 | @Test 116 | public void saveCourseWithStudentAndTeacher() { 117 | 118 | Teacher teacher = Teacher.builder() 119 | .firstName("Lizze") 120 | .lastName("Morgan") 121 | .build(); 122 | 123 | Student student = Student.builder() 124 | .firstName("Abhishek") 125 | .lastName("Singh") 126 | .emailId("abhishek@gmail.com") 127 | .build(); 128 | 129 | Course course = Course 130 | .builder() 131 | .title("AI") 132 | .credit(12) 133 | .teacher(teacher) 134 | .build(); 135 | 136 | course.addStudents(student); 137 | 138 | courseRepository.save(course); 139 | } 140 | } -------------------------------------------------------------------------------- /src/test/java/com/dailycodebuffer/spring/data/jpa/tutorial/repository/StudentRepositoryTest.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.repository; 2 | 3 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Guardian; 4 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Student; 5 | import org.junit.jupiter.api.Test; 6 | import org.springframework.beans.factory.annotation.Autowired; 7 | import org.springframework.boot.test.context.SpringBootTest; 8 | 9 | import java.util.List; 10 | 11 | @SpringBootTest 12 | class StudentRepositoryTest { 13 | 14 | @Autowired 15 | private StudentRepository studentRepository; 16 | 17 | @Test 18 | public void saveStudent() { 19 | Student student = Student.builder() 20 | .emailId("shabbir@gmail.com") 21 | .firstName("Shabbir") 22 | .lastName("Dawoodi") 23 | //.guardianName("Nikhil") 24 | //.guardianEmail("nikhil@gmail.com") 25 | //.guardianMobile("9999999999") 26 | .build(); 27 | 28 | studentRepository.save(student); 29 | } 30 | 31 | @Test 32 | public void saveStudentWithGuardian() { 33 | 34 | Guardian guardian = Guardian.builder() 35 | .email("nikhil@gmail.com") 36 | .name("Nikhil") 37 | .mobile("9999956324") 38 | .build(); 39 | 40 | Student student = Student.builder() 41 | .firstName("Shivam") 42 | .emailId("shivam@gmail.com") 43 | .lastName("Kumar") 44 | .guardian(guardian) 45 | .build(); 46 | 47 | studentRepository.save(student); 48 | 49 | } 50 | 51 | @Test 52 | public void printAllStudent() { 53 | List studentList = 54 | studentRepository.findAll(); 55 | 56 | System.out.println("studentList = " + studentList); 57 | } 58 | 59 | @Test 60 | public void printStudentByFirstName() { 61 | 62 | List students = 63 | studentRepository.findByFirstName("shivam"); 64 | 65 | System.out.println("students = " + students); 66 | } 67 | 68 | @Test 69 | public void printStudentByFirstNameContaining() { 70 | 71 | List students = 72 | studentRepository.findByFirstNameContaining("sh"); 73 | 74 | System.out.println("students = " + students); 75 | } 76 | 77 | @Test 78 | public void printStudentBasedOnGuardianName(){ 79 | List students = 80 | studentRepository.findByGuardianName("Nikhil"); 81 | System.out.println("students = " + students); 82 | } 83 | 84 | @Test 85 | public void printgetStudentByEmailAddress() { 86 | Student student = 87 | studentRepository.getStudentByEmailAddress( 88 | "shabbir@gmail.com" 89 | ); 90 | 91 | System.out.println("student = " + student); 92 | } 93 | 94 | @Test 95 | public void printgetStudentFirstNameByEmailAddress() { 96 | String firstName = 97 | studentRepository.getStudentFirstNameByEmailAddress( 98 | "shivam@gmail.com" 99 | ); 100 | System.out.println("firstName = " + firstName); 101 | } 102 | 103 | @Test 104 | public void printgetStudentByEmailAddressNative(){ 105 | Student student = 106 | studentRepository.getStudentByEmailAddressNative( 107 | "shivam@gmail.com" 108 | ); 109 | 110 | System.out.println("student = " + student); 111 | } 112 | 113 | @Test 114 | public void printgetStudentByEmailAddressNativeNamedParam() { 115 | Student student = 116 | studentRepository.getStudentByEmailAddressNativeNamedParam( 117 | "shivam@gmail.com" 118 | ); 119 | 120 | System.out.println("student = " + student); 121 | } 122 | 123 | @Test 124 | public void updateStudentNameByEmailIdTest() { 125 | studentRepository.updateStudentNameByEmailId( 126 | "shabbir dawoodi", 127 | "shabbir@gmail.com"); 128 | } 129 | 130 | } -------------------------------------------------------------------------------- /src/test/java/com/dailycodebuffer/spring/data/jpa/tutorial/repository/TeacherRepositoryTest.java: -------------------------------------------------------------------------------- 1 | package com.dailycodebuffer.spring.data.jpa.tutorial.repository; 2 | 3 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Course; 4 | import com.dailycodebuffer.spring.data.jpa.tutorial.entity.Teacher; 5 | import org.junit.jupiter.api.Test; 6 | import org.springframework.beans.factory.annotation.Autowired; 7 | import org.springframework.boot.test.context.SpringBootTest; 8 | 9 | import java.util.List; 10 | 11 | import static org.junit.jupiter.api.Assertions.*; 12 | 13 | @SpringBootTest 14 | class TeacherRepositoryTest { 15 | 16 | @Autowired 17 | private TeacherRepository teacherRepository; 18 | 19 | @Test 20 | public void saveTeacher() { 21 | 22 | Course courseDBA = Course.builder() 23 | .title("DBA") 24 | .credit(5) 25 | .build(); 26 | 27 | Course courseJava = Course.builder() 28 | .title("Java") 29 | .credit(6) 30 | .build(); 31 | 32 | Teacher teacher = 33 | Teacher.builder() 34 | .firstName("Qutub") 35 | .lastName("Khan") 36 | //.courses(List.of(courseDBA,courseJava)) 37 | .build(); 38 | 39 | teacherRepository.save(teacher); 40 | } 41 | } --------------------------------------------------------------------------------