├── .gitignore ├── .mvn └── wrapper │ ├── maven-wrapper.jar │ └── maven-wrapper.properties ├── README.md ├── mvnw ├── mvnw.cmd ├── pom.xml └── src ├── main ├── java │ └── com │ │ └── bezkoder │ │ └── spring │ │ └── redis │ │ ├── SpringBootRedisExampleApplication.java │ │ ├── config │ │ └── RedisConfig.java │ │ ├── controller │ │ └── TutorialController.java │ │ ├── model │ │ └── Tutorial.java │ │ ├── repository │ │ └── TutorialRepository.java │ │ └── service │ │ └── TutorialService.java └── resources │ └── application.properties └── test └── java └── com └── bezkoder └── spring └── redis └── SpringBootRedisExampleApplicationTests.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 | -------------------------------------------------------------------------------- /.mvn/wrapper/maven-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/bezkoder/spring-boot-redis-example/f72f5a07824c68a27ffc06436df7d55e18b3b0f5/.mvn/wrapper/maven-wrapper.jar -------------------------------------------------------------------------------- /.mvn/wrapper/maven-wrapper.properties: -------------------------------------------------------------------------------- 1 | # Licensed to the Apache Software Foundation (ASF) under one 2 | # or more contributor license agreements. See the NOTICE file 3 | # distributed with this work for additional information 4 | # regarding copyright ownership. The ASF licenses this file 5 | # to you under the Apache License, Version 2.0 (the 6 | # "License"); you may not use this file except in compliance 7 | # with the License. You may obtain a copy of the License at 8 | # 9 | # https://www.apache.org/licenses/LICENSE-2.0 10 | # 11 | # Unless required by applicable law or agreed to in writing, 12 | # software distributed under the License is distributed on an 13 | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 14 | # KIND, either express or implied. See the License for the 15 | # specific language governing permissions and limitations 16 | # under the License. 17 | distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.7/apache-maven-3.8.7-bin.zip 18 | wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.1/maven-wrapper-3.1.1.jar 19 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Spring Boot Redis example 2 | 3 | Add Redis Cache into your Spring Boot Application (CRUD example) using `spring-boot-starter-data-redis`. 4 | 5 | For more detail, please visit: 6 | > [Spring Boot Redis Cache example](https://www.bezkoder.com/spring-boot-redis-cache-example/) 7 | 8 | You can also apply the code easily on following Projects: 9 | > [Spring Boot 3 REST API example](https://www.bezkoder.com/spring-boot-3-rest-api/) 10 | 11 | > [Spring Boot Rest API with H2](https://www.bezkoder.com/spring-boot-jpa-h2-example/) 12 | 13 | > [Spring Boot Rest API with MySQL](https://www.bezkoder.com/spring-boot-jpa-crud-rest-api/) 14 | 15 | > [Spring Boot Rest API with PostgreSQL](https://www.bezkoder.com/spring-boot-postgresql-example/) 16 | 17 | > [Spring Boot Rest API with SQL Server](https://www.bezkoder.com/spring-boot-sql-server/) 18 | 19 | > [Spring Boot Rest API with MongoDB](https://www.bezkoder.com/spring-boot-mongodb-crud/) 20 | 21 | > [Spring Boot Rest API with Cassandra](https://www.bezkoder.com/spring-boot-cassandra-crud/) 22 | 23 | > [Spring Boot Rest API with Oracle](https://www.bezkoder.com/spring-boot-hibernate-oracle/) 24 | 25 | Front-end that works well with this Back-end 26 | > [Angular 8 Client](https://www.bezkoder.com/angular-crud-app/) / [Angular 10 Client](https://www.bezkoder.com/angular-10-crud-app/) / [Angular 11 Client](https://www.bezkoder.com/angular-11-crud-app/) / [Angular 12 Client](https://www.bezkoder.com/angular-12-crud-app/) / [Angular 13 Client](https://www.bezkoder.com/angular-13-crud-example/) / [Angular 14 Client](https://www.bezkoder.com/angular-14-crud-example/) / [Angular 15 Client](https://www.bezkoder.com/angular-15-crud-example/) 27 | 28 | > [Vue 2 Client](https://www.bezkoder.com/vue-js-crud-app/) / [Vue 3 Client](https://www.bezkoder.com/vue-3-crud/) / [Vuetify Client](https://www.bezkoder.com/vuetify-data-table-example/) 29 | 30 | > [React Client](https://www.bezkoder.com/react-hooks-crud-axios-api/) / [React Redux Client](https://www.bezkoder.com/redux-toolkit-crud-react-hooks/) 31 | 32 | More Practice: 33 | > [Document Spring Boot Rest API with Swagger 3 example](https://www.bezkoder.com/spring-boot-swagger-3/) 34 | 35 | > [Spring Boot File upload example with Multipart File](https://www.bezkoder.com/spring-boot-file-upload/) 36 | 37 | > [Spring Boot Pagination & Filter example | Spring JPA, Pageable](https://www.bezkoder.com/spring-boot-pagination-filter-jpa-pageable/) 38 | 39 | > [Spring Data JPA Sort/Order by multiple Columns | Spring Boot](https://www.bezkoder.com/spring-data-sort-multiple-columns/) 40 | 41 | > [Spring Boot Repository Unit Test with @DataJpaTest](https://www.bezkoder.com/spring-boot-unit-test-jpa-repo-datajpatest/) 42 | 43 | > [Deploy Spring Boot App on AWS – Elastic Beanstalk](https://www.bezkoder.com/deploy-spring-boot-aws-eb/) 44 | 45 | Exception Handling: 46 | > [Spring Boot @ControllerAdvice & @ExceptionHandler example](https://www.bezkoder.com/spring-boot-controlleradvice-exceptionhandler/) 47 | 48 | > [@RestControllerAdvice example in Spring Boot](https://www.bezkoder.com/spring-boot-restcontrolleradvice/) 49 | 50 | Security: 51 | > [Spring Boot + Spring Security JWT Authentication & Authorization](https://www.bezkoder.com/spring-boot-jwt-authentication/) 52 | 53 | Fullstack: 54 | > [Vue + Spring Boot example](https://www.bezkoder.com/spring-boot-vue-js-crud-example/) 55 | 56 | > [Angular 8 + Spring Boot example](https://www.bezkoder.com/angular-spring-boot-crud/) 57 | 58 | > [Angular 10 + Spring Boot example](https://www.bezkoder.com/angular-10-spring-boot-crud/) 59 | 60 | > [Angular 11 + Spring Boot example](https://www.bezkoder.com/angular-11-spring-boot-crud/) 61 | 62 | > [Angular 12 + Spring Boot example](https://www.bezkoder.com/angular-12-spring-boot-crud/) 63 | 64 | > [Angular 13 + Spring Boot example](https://www.bezkoder.com/spring-boot-angular-13-crud/) 65 | 66 | > [Angular 14 + Spring Boot example](https://www.bezkoder.com/spring-boot-angular-14-crud/) 67 | 68 | > [Angular 15 + Spring Boot example](https://www.bezkoder.com/spring-boot-angular-15-crud/) 69 | 70 | > [React + Spring Boot + MySQL example](https://www.bezkoder.com/react-spring-boot-crud/) 71 | 72 | > [React + Spring Boot + PostgreSQL example](https://www.bezkoder.com/spring-boot-react-postgresql/) 73 | 74 | Run both Back-end & Front-end in one place: 75 | > [Integrate Angular with Spring Boot Rest API](https://www.bezkoder.com/integrate-angular-spring-boot/) 76 | 77 | > [Integrate React.js with Spring Boot Rest API](https://www.bezkoder.com/integrate-reactjs-spring-boot/) 78 | 79 | > [Integrate Vue.js with Spring Boot Rest API](https://www.bezkoder.com/integrate-vue-spring-boot/) 80 | 81 | ## Run Spring Boot application 82 | ``` 83 | mvn spring-boot:run 84 | ``` 85 | 86 | -------------------------------------------------------------------------------- /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 "$MAVEN_SKIP_RC" ] ; then 38 | 39 | if [ -f /usr/local/etc/mavenrc ] ; then 40 | . /usr/local/etc/mavenrc 41 | fi 42 | 43 | if [ -f /etc/mavenrc ] ; then 44 | . /etc/mavenrc 45 | fi 46 | 47 | if [ -f "$HOME/.mavenrc" ] ; then 48 | . "$HOME/.mavenrc" 49 | fi 50 | 51 | fi 52 | 53 | # OS specific support. $var _must_ be set to either true or false. 54 | cygwin=false; 55 | darwin=false; 56 | mingw=false 57 | case "`uname`" in 58 | CYGWIN*) cygwin=true ;; 59 | MINGW*) mingw=true;; 60 | Darwin*) darwin=true 61 | # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home 62 | # See https://developer.apple.com/library/mac/qa/qa1170/_index.html 63 | if [ -z "$JAVA_HOME" ]; then 64 | if [ -x "/usr/libexec/java_home" ]; then 65 | export JAVA_HOME="`/usr/libexec/java_home`" 66 | else 67 | export JAVA_HOME="/Library/Java/Home" 68 | fi 69 | fi 70 | ;; 71 | esac 72 | 73 | if [ -z "$JAVA_HOME" ] ; then 74 | if [ -r /etc/gentoo-release ] ; then 75 | JAVA_HOME=`java-config --jre-home` 76 | fi 77 | fi 78 | 79 | if [ -z "$M2_HOME" ] ; then 80 | ## resolve links - $0 may be a link to maven's home 81 | PRG="$0" 82 | 83 | # need this for relative symlinks 84 | while [ -h "$PRG" ] ; do 85 | ls=`ls -ld "$PRG"` 86 | link=`expr "$ls" : '.*-> \(.*\)$'` 87 | if expr "$link" : '/.*' > /dev/null; then 88 | PRG="$link" 89 | else 90 | PRG="`dirname "$PRG"`/$link" 91 | fi 92 | done 93 | 94 | saveddir=`pwd` 95 | 96 | M2_HOME=`dirname "$PRG"`/.. 97 | 98 | # make it fully qualified 99 | M2_HOME=`cd "$M2_HOME" && pwd` 100 | 101 | cd "$saveddir" 102 | # echo Using m2 at $M2_HOME 103 | fi 104 | 105 | # For Cygwin, ensure paths are in UNIX format before anything is touched 106 | if $cygwin ; then 107 | [ -n "$M2_HOME" ] && 108 | M2_HOME=`cygpath --unix "$M2_HOME"` 109 | [ -n "$JAVA_HOME" ] && 110 | JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 111 | [ -n "$CLASSPATH" ] && 112 | CLASSPATH=`cygpath --path --unix "$CLASSPATH"` 113 | fi 114 | 115 | # For Mingw, ensure paths are in UNIX format before anything is touched 116 | if $mingw ; then 117 | [ -n "$M2_HOME" ] && 118 | M2_HOME="`(cd "$M2_HOME"; pwd)`" 119 | [ -n "$JAVA_HOME" ] && 120 | JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`" 121 | fi 122 | 123 | if [ -z "$JAVA_HOME" ]; then 124 | javaExecutable="`which javac`" 125 | if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then 126 | # readlink(1) is not available as standard on Solaris 10. 127 | readLink=`which readlink` 128 | if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then 129 | if $darwin ; then 130 | javaHome="`dirname \"$javaExecutable\"`" 131 | javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" 132 | else 133 | javaExecutable="`readlink -f \"$javaExecutable\"`" 134 | fi 135 | javaHome="`dirname \"$javaExecutable\"`" 136 | javaHome=`expr "$javaHome" : '\(.*\)/bin'` 137 | JAVA_HOME="$javaHome" 138 | export JAVA_HOME 139 | fi 140 | fi 141 | fi 142 | 143 | if [ -z "$JAVACMD" ] ; then 144 | if [ -n "$JAVA_HOME" ] ; then 145 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 146 | # IBM's JDK on AIX uses strange locations for the executables 147 | JAVACMD="$JAVA_HOME/jre/sh/java" 148 | else 149 | JAVACMD="$JAVA_HOME/bin/java" 150 | fi 151 | else 152 | JAVACMD="`\\unset -f command; \\command -v java`" 153 | fi 154 | fi 155 | 156 | if [ ! -x "$JAVACMD" ] ; then 157 | echo "Error: JAVA_HOME is not defined correctly." >&2 158 | echo " We cannot execute $JAVACMD" >&2 159 | exit 1 160 | fi 161 | 162 | if [ -z "$JAVA_HOME" ] ; then 163 | echo "Warning: JAVA_HOME environment variable is not set." 164 | fi 165 | 166 | CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher 167 | 168 | # traverses directory structure from process work directory to filesystem root 169 | # first directory with .mvn subdirectory is considered project base directory 170 | find_maven_basedir() { 171 | 172 | if [ -z "$1" ] 173 | then 174 | echo "Path not specified to find_maven_basedir" 175 | return 1 176 | fi 177 | 178 | basedir="$1" 179 | wdir="$1" 180 | while [ "$wdir" != '/' ] ; do 181 | if [ -d "$wdir"/.mvn ] ; then 182 | basedir=$wdir 183 | break 184 | fi 185 | # workaround for JBEAP-8937 (on Solaris 10/Sparc) 186 | if [ -d "${wdir}" ]; then 187 | wdir=`cd "$wdir/.."; pwd` 188 | fi 189 | # end of workaround 190 | done 191 | echo "${basedir}" 192 | } 193 | 194 | # concatenates all lines of a file 195 | concat_lines() { 196 | if [ -f "$1" ]; then 197 | echo "$(tr -s '\n' ' ' < "$1")" 198 | fi 199 | } 200 | 201 | BASE_DIR=`find_maven_basedir "$(pwd)"` 202 | if [ -z "$BASE_DIR" ]; then 203 | exit 1; 204 | fi 205 | 206 | ########################################################################################## 207 | # Extension to allow automatically downloading the maven-wrapper.jar from Maven-central 208 | # This allows using the maven wrapper in projects that prohibit checking in binary data. 209 | ########################################################################################## 210 | if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then 211 | if [ "$MVNW_VERBOSE" = true ]; then 212 | echo "Found .mvn/wrapper/maven-wrapper.jar" 213 | fi 214 | else 215 | if [ "$MVNW_VERBOSE" = true ]; then 216 | echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..." 217 | fi 218 | if [ -n "$MVNW_REPOURL" ]; then 219 | jarUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" 220 | else 221 | jarUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" 222 | fi 223 | while IFS="=" read key value; do 224 | case "$key" in (wrapperUrl) jarUrl="$value"; break ;; 225 | esac 226 | done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties" 227 | if [ "$MVNW_VERBOSE" = true ]; then 228 | echo "Downloading from: $jarUrl" 229 | fi 230 | wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" 231 | if $cygwin; then 232 | wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"` 233 | fi 234 | 235 | if command -v wget > /dev/null; then 236 | if [ "$MVNW_VERBOSE" = true ]; then 237 | echo "Found wget ... using wget" 238 | fi 239 | if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then 240 | wget "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" 241 | else 242 | wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath" 243 | fi 244 | elif command -v curl > /dev/null; then 245 | if [ "$MVNW_VERBOSE" = true ]; then 246 | echo "Found curl ... using curl" 247 | fi 248 | if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then 249 | curl -o "$wrapperJarPath" "$jarUrl" -f 250 | else 251 | curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f 252 | fi 253 | 254 | else 255 | if [ "$MVNW_VERBOSE" = true ]; then 256 | echo "Falling back to using Java to download" 257 | fi 258 | javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java" 259 | # For Cygwin, switch paths to Windows format before running javac 260 | if $cygwin; then 261 | javaClass=`cygpath --path --windows "$javaClass"` 262 | fi 263 | if [ -e "$javaClass" ]; then 264 | if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 265 | if [ "$MVNW_VERBOSE" = true ]; then 266 | echo " - Compiling MavenWrapperDownloader.java ..." 267 | fi 268 | # Compiling the Java class 269 | ("$JAVA_HOME/bin/javac" "$javaClass") 270 | fi 271 | if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then 272 | # Running the downloader 273 | if [ "$MVNW_VERBOSE" = true ]; then 274 | echo " - Running MavenWrapperDownloader.java ..." 275 | fi 276 | ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR") 277 | fi 278 | fi 279 | fi 280 | fi 281 | ########################################################################################## 282 | # End of extension 283 | ########################################################################################## 284 | 285 | export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} 286 | if [ "$MVNW_VERBOSE" = true ]; then 287 | echo $MAVEN_PROJECTBASEDIR 288 | fi 289 | MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" 290 | 291 | # For Cygwin, switch paths to Windows format before running java 292 | if $cygwin; then 293 | [ -n "$M2_HOME" ] && 294 | M2_HOME=`cygpath --path --windows "$M2_HOME"` 295 | [ -n "$JAVA_HOME" ] && 296 | JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` 297 | [ -n "$CLASSPATH" ] && 298 | CLASSPATH=`cygpath --path --windows "$CLASSPATH"` 299 | [ -n "$MAVEN_PROJECTBASEDIR" ] && 300 | MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` 301 | fi 302 | 303 | # Provide a "standardized" way to retrieve the CLI args that will 304 | # work with both Windows and non-Windows executions. 305 | MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@" 306 | export MAVEN_CMD_LINE_ARGS 307 | 308 | WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 309 | 310 | exec "$JAVACMD" \ 311 | $MAVEN_OPTS \ 312 | $MAVEN_DEBUG_OPTS \ 313 | -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ 314 | "-Dmaven.home=${M2_HOME}" \ 315 | "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ 316 | ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" 317 | -------------------------------------------------------------------------------- /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 "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %* 50 | if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\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/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar" 124 | 125 | FOR /F "usebackq 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%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.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% ^ 162 | %JVM_CONFIG_MAVEN_PROPS% ^ 163 | %MAVEN_OPTS% ^ 164 | %MAVEN_DEBUG_OPTS% ^ 165 | -classpath %WRAPPER_JAR% ^ 166 | "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^ 167 | %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* 168 | if ERRORLEVEL 1 goto error 169 | goto end 170 | 171 | :error 172 | set ERROR_CODE=1 173 | 174 | :end 175 | @endlocal & set ERROR_CODE=%ERROR_CODE% 176 | 177 | if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost 178 | @REM check for post script, once with legacy .bat ending and once with .cmd ending 179 | if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat" 180 | if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd" 181 | :skipRcPost 182 | 183 | @REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' 184 | if "%MAVEN_BATCH_PAUSE%"=="on" pause 185 | 186 | if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE% 187 | 188 | cmd /C exit /B %ERROR_CODE% 189 | -------------------------------------------------------------------------------- /pom.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 4.0.0 6 | 7 | org.springframework.boot 8 | spring-boot-starter-parent 9 | 3.0.4 10 | 11 | 12 | com.bezkoder 13 | spring-boot-redis-example 14 | 0.0.1-SNAPSHOT 15 | spring-boot-redis-example 16 | Spring Boot Redis Cache example 17 | 18 | 17 19 | 20 | 21 | 22 | org.springframework.boot 23 | spring-boot-starter-data-jpa 24 | 25 | 26 | 27 | org.springframework.boot 28 | spring-boot-starter-data-redis 29 | 30 | 31 | 32 | org.springframework.boot 33 | spring-boot-starter-web 34 | 35 | 36 | 37 | com.h2database 38 | h2 39 | runtime 40 | 41 | 42 | 43 | org.springframework.boot 44 | spring-boot-starter-test 45 | test 46 | 47 | 48 | 49 | 50 | 51 | 52 | org.springframework.boot 53 | spring-boot-maven-plugin 54 | 55 | 56 | 57 | 58 | 59 | -------------------------------------------------------------------------------- /src/main/java/com/bezkoder/spring/redis/SpringBootRedisExampleApplication.java: -------------------------------------------------------------------------------- 1 | package com.bezkoder.spring.redis; 2 | 3 | import org.springframework.boot.SpringApplication; 4 | import org.springframework.boot.autoconfigure.SpringBootApplication; 5 | 6 | @SpringBootApplication 7 | public class SpringBootRedisExampleApplication { 8 | 9 | public static void main(String[] args) { 10 | SpringApplication.run(SpringBootRedisExampleApplication.class, args); 11 | } 12 | 13 | } 14 | -------------------------------------------------------------------------------- /src/main/java/com/bezkoder/spring/redis/config/RedisConfig.java: -------------------------------------------------------------------------------- 1 | package com.bezkoder.spring.redis.config; 2 | 3 | import java.time.Duration; 4 | 5 | import org.springframework.beans.factory.annotation.Value; 6 | import org.springframework.context.annotation.Bean; 7 | import org.springframework.context.annotation.Configuration; 8 | import org.springframework.data.redis.cache.RedisCacheConfiguration; 9 | import org.springframework.data.redis.cache.RedisCacheManager; 10 | //import org.springframework.data.redis.connection.RedisConnectionFactory; 11 | import org.springframework.data.redis.connection.RedisStandaloneConfiguration; 12 | import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory; 13 | import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer; 14 | import org.springframework.data.redis.serializer.RedisSerializationContext.SerializationPair; 15 | 16 | @Configuration 17 | public class RedisConfig { 18 | @Value("${redis.host}") 19 | private String redisHost; 20 | 21 | @Value("${redis.port}") 22 | private int redisPort; 23 | 24 | @Bean 25 | public LettuceConnectionFactory redisConnectionFactory() { 26 | RedisStandaloneConfiguration configuration = new RedisStandaloneConfiguration(redisHost, redisPort); 27 | 28 | return new LettuceConnectionFactory(configuration); 29 | } 30 | 31 | // @Bean 32 | // public RedisCacheManager cacheManager(RedisConnectionFactory connectionFactory) { 33 | // return RedisCacheManager.create(connectionFactory); 34 | // } 35 | 36 | @Bean 37 | public RedisCacheManager cacheManager() { 38 | RedisCacheConfiguration cacheConfig = myDefaultCacheConfig(Duration.ofMinutes(10)).disableCachingNullValues(); 39 | 40 | return RedisCacheManager.builder(redisConnectionFactory()) 41 | .cacheDefaults(cacheConfig) 42 | .withCacheConfiguration("tutorials", myDefaultCacheConfig(Duration.ofMinutes(5))) 43 | .withCacheConfiguration("tutorial", myDefaultCacheConfig(Duration.ofMinutes(1))) 44 | .build(); 45 | } 46 | 47 | private RedisCacheConfiguration myDefaultCacheConfig(Duration duration) { 48 | return RedisCacheConfiguration 49 | .defaultCacheConfig() 50 | .entryTtl(duration) 51 | .serializeValuesWith(SerializationPair.fromSerializer(new GenericJackson2JsonRedisSerializer())); 52 | } 53 | } 54 | -------------------------------------------------------------------------------- /src/main/java/com/bezkoder/spring/redis/controller/TutorialController.java: -------------------------------------------------------------------------------- 1 | package com.bezkoder.spring.redis.controller; 2 | 3 | import java.util.ArrayList; 4 | import java.util.List; 5 | import java.util.Optional; 6 | 7 | import org.springframework.beans.factory.annotation.Autowired; 8 | import org.springframework.http.HttpStatus; 9 | import org.springframework.http.ResponseEntity; 10 | import org.springframework.web.bind.annotation.CrossOrigin; 11 | import org.springframework.web.bind.annotation.DeleteMapping; 12 | import org.springframework.web.bind.annotation.GetMapping; 13 | import org.springframework.web.bind.annotation.PathVariable; 14 | import org.springframework.web.bind.annotation.PostMapping; 15 | import org.springframework.web.bind.annotation.PutMapping; 16 | import org.springframework.web.bind.annotation.RequestBody; 17 | import org.springframework.web.bind.annotation.RequestMapping; 18 | import org.springframework.web.bind.annotation.RequestParam; 19 | import org.springframework.web.bind.annotation.RestController; 20 | 21 | import com.bezkoder.spring.redis.model.Tutorial; 22 | import com.bezkoder.spring.redis.service.TutorialService; 23 | 24 | @CrossOrigin(origins = "http://localhost:8081") 25 | @RestController 26 | @RequestMapping("/api") 27 | public class TutorialController { 28 | 29 | @Autowired 30 | TutorialService tutorialService; 31 | 32 | @GetMapping("/tutorials") 33 | public ResponseEntity> getAllTutorials(@RequestParam(required = false) String title) { 34 | try { 35 | List tutorials = new ArrayList(); 36 | 37 | if (title == null) 38 | tutorialService.findAll().forEach(tutorials::add); 39 | else 40 | tutorialService.findByTitleContaining(title).forEach(tutorials::add); 41 | 42 | if (tutorials.isEmpty()) { 43 | return new ResponseEntity<>(HttpStatus.NO_CONTENT); 44 | } 45 | 46 | return new ResponseEntity<>(tutorials, HttpStatus.OK); 47 | } catch (Exception e) { 48 | return new ResponseEntity<>(null, HttpStatus.INTERNAL_SERVER_ERROR); 49 | } 50 | } 51 | 52 | @GetMapping("/tutorials/{id}") 53 | public ResponseEntity getTutorialById(@PathVariable("id") long id) { 54 | Optional tutorialData = tutorialService.findById(id); 55 | 56 | if (tutorialData.isPresent()) { 57 | return new ResponseEntity<>(tutorialData.get(), HttpStatus.OK); 58 | } else { 59 | return new ResponseEntity<>(HttpStatus.NOT_FOUND); 60 | } 61 | } 62 | 63 | @PostMapping("/tutorials") 64 | public ResponseEntity createTutorial(@RequestBody Tutorial tutorial) { 65 | try { 66 | Tutorial _tutorial = tutorialService.save(new Tutorial(tutorial.getTitle(), tutorial.getDescription(), false)); 67 | return new ResponseEntity<>(_tutorial, HttpStatus.CREATED); 68 | } catch (Exception e) { 69 | return new ResponseEntity<>(null, HttpStatus.INTERNAL_SERVER_ERROR); 70 | } 71 | } 72 | 73 | @PutMapping("/tutorials/{id}") 74 | public ResponseEntity updateTutorial(@PathVariable("id") long id, @RequestBody Tutorial tutorial) { 75 | Optional tutorialData = tutorialService.findById(id); 76 | 77 | if (tutorialData.isPresent()) { 78 | Tutorial _tutorial = tutorialData.get(); 79 | _tutorial.setTitle(tutorial.getTitle()); 80 | _tutorial.setDescription(tutorial.getDescription()); 81 | _tutorial.setPublished(tutorial.isPublished()); 82 | return new ResponseEntity<>(tutorialService.update(_tutorial), HttpStatus.OK); 83 | } else { 84 | return new ResponseEntity<>(HttpStatus.NOT_FOUND); 85 | } 86 | } 87 | 88 | @DeleteMapping("/tutorials/{id}") 89 | public ResponseEntity deleteTutorial(@PathVariable("id") long id) { 90 | try { 91 | tutorialService.deleteById(id); 92 | return new ResponseEntity<>(HttpStatus.NO_CONTENT); 93 | } catch (Exception e) { 94 | return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR); 95 | } 96 | } 97 | 98 | @DeleteMapping("/tutorials") 99 | public ResponseEntity deleteAllTutorials() { 100 | try { 101 | tutorialService.deleteAll(); 102 | return new ResponseEntity<>(HttpStatus.NO_CONTENT); 103 | } catch (Exception e) { 104 | return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR); 105 | } 106 | 107 | } 108 | 109 | @GetMapping("/tutorials/published") 110 | public ResponseEntity> findByPublished() { 111 | try { 112 | List tutorials = tutorialService.findByPublished(true); 113 | 114 | if (tutorials.isEmpty()) { 115 | return new ResponseEntity<>(HttpStatus.NO_CONTENT); 116 | } 117 | return new ResponseEntity<>(tutorials, HttpStatus.OK); 118 | } catch (Exception e) { 119 | return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR); 120 | } 121 | } 122 | 123 | } 124 | -------------------------------------------------------------------------------- /src/main/java/com/bezkoder/spring/redis/model/Tutorial.java: -------------------------------------------------------------------------------- 1 | package com.bezkoder.spring.redis.model; 2 | 3 | import java.io.Serializable; 4 | 5 | import jakarta.persistence.*; 6 | 7 | @Entity 8 | @Table(name = "tutorials") 9 | public class Tutorial implements Serializable { 10 | 11 | private static final long serialVersionUID = 1L; 12 | 13 | @Id 14 | @GeneratedValue(strategy = GenerationType.AUTO) 15 | private long id; 16 | 17 | @Column(name = "title") 18 | private String title; 19 | 20 | @Column(name = "description") 21 | private String description; 22 | 23 | @Column(name = "published") 24 | private boolean published; 25 | 26 | public Tutorial() { 27 | 28 | } 29 | 30 | public Tutorial(String title, String description, boolean published) { 31 | this.title = title; 32 | this.description = description; 33 | this.published = published; 34 | } 35 | 36 | public long getId() { 37 | return id; 38 | } 39 | 40 | public String getTitle() { 41 | return title; 42 | } 43 | 44 | public void setTitle(String title) { 45 | this.title = title; 46 | } 47 | 48 | public String getDescription() { 49 | return description; 50 | } 51 | 52 | public void setDescription(String description) { 53 | this.description = description; 54 | } 55 | 56 | public boolean isPublished() { 57 | return published; 58 | } 59 | 60 | public void setPublished(boolean isPublished) { 61 | this.published = isPublished; 62 | } 63 | 64 | @Override 65 | public String toString() { 66 | return "Tutorial [id=" + id + ", title=" + title + ", desc=" + description + ", published=" + published + "]"; 67 | } 68 | 69 | } 70 | -------------------------------------------------------------------------------- /src/main/java/com/bezkoder/spring/redis/repository/TutorialRepository.java: -------------------------------------------------------------------------------- 1 | package com.bezkoder.spring.redis.repository; 2 | 3 | import java.util.List; 4 | 5 | import org.springframework.data.jpa.repository.JpaRepository; 6 | import org.springframework.stereotype.Repository; 7 | 8 | import com.bezkoder.spring.redis.model.Tutorial; 9 | 10 | @Repository 11 | public interface TutorialRepository extends JpaRepository { 12 | List findByPublished(boolean published); 13 | 14 | List findByTitleContaining(String title); 15 | } 16 | -------------------------------------------------------------------------------- /src/main/java/com/bezkoder/spring/redis/service/TutorialService.java: -------------------------------------------------------------------------------- 1 | package com.bezkoder.spring.redis.service; 2 | 3 | import java.util.List; 4 | import java.util.Optional; 5 | 6 | import org.springframework.beans.factory.annotation.Autowired; 7 | import org.springframework.cache.annotation.CacheEvict; 8 | import org.springframework.cache.annotation.Cacheable; 9 | import org.springframework.cache.annotation.EnableCaching; 10 | import org.springframework.stereotype.Service; 11 | 12 | import com.bezkoder.spring.redis.model.Tutorial; 13 | import com.bezkoder.spring.redis.repository.TutorialRepository; 14 | 15 | @Service 16 | @EnableCaching 17 | public class TutorialService { 18 | 19 | @Autowired 20 | TutorialRepository tutorialRepository; 21 | 22 | @Cacheable("tutorials") 23 | public List findAll() { 24 | doLongRunningTask(); 25 | 26 | return tutorialRepository.findAll(); 27 | } 28 | 29 | @Cacheable("tutorials") 30 | public List findByTitleContaining(String title) { 31 | doLongRunningTask(); 32 | 33 | return tutorialRepository.findByTitleContaining(title); 34 | } 35 | 36 | @Cacheable("tutorial") 37 | public Optional findById(long id) { 38 | doLongRunningTask(); 39 | 40 | return tutorialRepository.findById(id); 41 | } 42 | 43 | public Tutorial save(Tutorial tutorial) { 44 | return tutorialRepository.save(tutorial); 45 | } 46 | 47 | @CacheEvict(value = "tutorial", key = "#tutorial.id") 48 | public Tutorial update(Tutorial tutorial) { 49 | return tutorialRepository.save(tutorial); 50 | } 51 | 52 | @CacheEvict(value = "tutorial", key = "#id") 53 | public void deleteById(long id) { 54 | tutorialRepository.deleteById(id); 55 | } 56 | 57 | @CacheEvict(value = { "tutorial", "tutorials", "published_tutorials" }, allEntries = true) 58 | public void deleteAll() { 59 | tutorialRepository.deleteAll(); 60 | } 61 | 62 | @Cacheable("published_tutorials") 63 | public List findByPublished(boolean isPublished) { 64 | doLongRunningTask(); 65 | 66 | return tutorialRepository.findByPublished(isPublished); 67 | } 68 | 69 | private void doLongRunningTask() { 70 | try { 71 | Thread.sleep(3000); 72 | } catch (InterruptedException e) { 73 | e.printStackTrace(); 74 | } 75 | } 76 | } 77 | -------------------------------------------------------------------------------- /src/main/resources/application.properties: -------------------------------------------------------------------------------- 1 | spring.h2.console.enabled=true 2 | # default path: h2-console 3 | spring.h2.console.path=/h2-ui 4 | 5 | spring.datasource.url=jdbc:h2:file:./testdb 6 | spring.datasource.driverClassName=org.h2.Driver 7 | spring.datasource.username=sa 8 | spring.datasource.password= 9 | 10 | spring.jpa.show-sql=true 11 | spring.jpa.properties.hibernate.dialect=org.hibernate.dialect.H2Dialect 12 | spring.jpa.hibernate.ddl-auto= update 13 | 14 | redis.host=localhost 15 | redis.port=6379 -------------------------------------------------------------------------------- /src/test/java/com/bezkoder/spring/redis/SpringBootRedisExampleApplicationTests.java: -------------------------------------------------------------------------------- 1 | package com.bezkoder.spring.redis; 2 | 3 | import org.junit.jupiter.api.Test; 4 | import org.springframework.boot.test.context.SpringBootTest; 5 | 6 | @SpringBootTest 7 | class SpringBootRedisExampleApplicationTests { 8 | 9 | @Test 10 | void contextLoads() { 11 | } 12 | 13 | } 14 | --------------------------------------------------------------------------------