├── README.md ├── mvnw ├── mvnw.cmd ├── pom.xml └── src ├── main ├── java │ └── com │ │ └── wooyoo │ │ └── learning │ │ ├── ProductController.java │ │ ├── ProductNotFoundException.java │ │ ├── SpringBootMybatisWithRedisApplication.java │ │ ├── dao │ │ ├── domain │ │ │ └── Product.java │ │ └── mapper │ │ │ └── ProductMapper.java │ │ └── util │ │ ├── ApplicationContextHolder.java │ │ └── RedisCache.java └── resources │ ├── application.yml │ └── mappers │ └── ProductMapper.xml └── test ├── java └── com │ └── wooyoo │ └── learning │ └── SpringBootMybatisWithRedisApplicationTests.java └── resources ├── data.sql └── schema.sql /README.md: -------------------------------------------------------------------------------- 1 | # spring-boot-mybatis-with-redis 2 | spring-boot + mybatis + redis as second level cache 3 | 4 | 配置文件为application.yml。 5 | -------------------------------------------------------------------------------- /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 | # http://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 | # Maven2 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 Migwn, 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 "$JAVA_HOME"; pwd)`" 117 | # TODO classpath? 118 | fi 119 | 120 | if [ -z "$JAVA_HOME" ]; then 121 | javaExecutable="`which javac`" 122 | if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then 123 | # readlink(1) is not available as standard on Solaris 10. 124 | readLink=`which readlink` 125 | if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then 126 | if $darwin ; then 127 | javaHome="`dirname \"$javaExecutable\"`" 128 | javaExecutable="`cd \"$javaHome\" && pwd -P`/javac" 129 | else 130 | javaExecutable="`readlink -f \"$javaExecutable\"`" 131 | fi 132 | javaHome="`dirname \"$javaExecutable\"`" 133 | javaHome=`expr "$javaHome" : '\(.*\)/bin'` 134 | JAVA_HOME="$javaHome" 135 | export JAVA_HOME 136 | fi 137 | fi 138 | fi 139 | 140 | if [ -z "$JAVACMD" ] ; then 141 | if [ -n "$JAVA_HOME" ] ; then 142 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 143 | # IBM's JDK on AIX uses strange locations for the executables 144 | JAVACMD="$JAVA_HOME/jre/sh/java" 145 | else 146 | JAVACMD="$JAVA_HOME/bin/java" 147 | fi 148 | else 149 | JAVACMD="`which java`" 150 | fi 151 | fi 152 | 153 | if [ ! -x "$JAVACMD" ] ; then 154 | echo "Error: JAVA_HOME is not defined correctly." >&2 155 | echo " We cannot execute $JAVACMD" >&2 156 | exit 1 157 | fi 158 | 159 | if [ -z "$JAVA_HOME" ] ; then 160 | echo "Warning: JAVA_HOME environment variable is not set." 161 | fi 162 | 163 | CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher 164 | 165 | # traverses directory structure from process work directory to filesystem root 166 | # first directory with .mvn subdirectory is considered project base directory 167 | find_maven_basedir() { 168 | 169 | if [ -z "$1" ] 170 | then 171 | echo "Path not specified to find_maven_basedir" 172 | return 1 173 | fi 174 | 175 | basedir="$1" 176 | wdir="$1" 177 | while [ "$wdir" != '/' ] ; do 178 | if [ -d "$wdir"/.mvn ] ; then 179 | basedir=$wdir 180 | break 181 | fi 182 | # workaround for JBEAP-8937 (on Solaris 10/Sparc) 183 | if [ -d "${wdir}" ]; then 184 | wdir=`cd "$wdir/.."; pwd` 185 | fi 186 | # end of workaround 187 | done 188 | echo "${basedir}" 189 | } 190 | 191 | # concatenates all lines of a file 192 | concat_lines() { 193 | if [ -f "$1" ]; then 194 | echo "$(tr -s '\n' ' ' < "$1")" 195 | fi 196 | } 197 | 198 | BASE_DIR=`find_maven_basedir "$(pwd)"` 199 | if [ -z "$BASE_DIR" ]; then 200 | exit 1; 201 | fi 202 | 203 | export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"} 204 | echo $MAVEN_PROJECTBASEDIR 205 | MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS" 206 | 207 | # For Cygwin, switch paths to Windows format before running java 208 | if $cygwin; then 209 | [ -n "$M2_HOME" ] && 210 | M2_HOME=`cygpath --path --windows "$M2_HOME"` 211 | [ -n "$JAVA_HOME" ] && 212 | JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"` 213 | [ -n "$CLASSPATH" ] && 214 | CLASSPATH=`cygpath --path --windows "$CLASSPATH"` 215 | [ -n "$MAVEN_PROJECTBASEDIR" ] && 216 | MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"` 217 | fi 218 | 219 | WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 220 | 221 | exec "$JAVACMD" \ 222 | $MAVEN_OPTS \ 223 | -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \ 224 | "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \ 225 | ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@" 226 | -------------------------------------------------------------------------------- /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 http://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 Maven2 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 key stroke 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 enable echoing my setting MAVEN_BATCH_ECHO to 'on' 39 | @if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO% 40 | 41 | @REM set %HOME% to equivalent of $HOME 42 | if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%") 43 | 44 | @REM Execute a user defined script before this one 45 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre 46 | @REM check for pre script, once with legacy .bat ending and once with .cmd ending 47 | if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat" 48 | if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd" 49 | :skipRcPre 50 | 51 | @setlocal 52 | 53 | set ERROR_CODE=0 54 | 55 | @REM To isolate internal variables from possible post scripts, we use another setlocal 56 | @setlocal 57 | 58 | @REM ==== START VALIDATION ==== 59 | if not "%JAVA_HOME%" == "" goto OkJHome 60 | 61 | echo. 62 | echo Error: JAVA_HOME not found in your environment. >&2 63 | echo Please set the JAVA_HOME variable in your environment to match the >&2 64 | echo location of your Java installation. >&2 65 | echo. 66 | goto error 67 | 68 | :OkJHome 69 | if exist "%JAVA_HOME%\bin\java.exe" goto init 70 | 71 | echo. 72 | echo Error: JAVA_HOME is set to an invalid directory. >&2 73 | echo JAVA_HOME = "%JAVA_HOME%" >&2 74 | echo Please set the JAVA_HOME variable in your environment to match the >&2 75 | echo location of your Java installation. >&2 76 | echo. 77 | goto error 78 | 79 | @REM ==== END VALIDATION ==== 80 | 81 | :init 82 | 83 | @REM Find the project base dir, i.e. the directory that contains the folder ".mvn". 84 | @REM Fallback to current working directory if not found. 85 | 86 | set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR% 87 | IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir 88 | 89 | set EXEC_DIR=%CD% 90 | set WDIR=%EXEC_DIR% 91 | :findBaseDir 92 | IF EXIST "%WDIR%"\.mvn goto baseDirFound 93 | cd .. 94 | IF "%WDIR%"=="%CD%" goto baseDirNotFound 95 | set WDIR=%CD% 96 | goto findBaseDir 97 | 98 | :baseDirFound 99 | set MAVEN_PROJECTBASEDIR=%WDIR% 100 | cd "%EXEC_DIR%" 101 | goto endDetectBaseDir 102 | 103 | :baseDirNotFound 104 | set MAVEN_PROJECTBASEDIR=%EXEC_DIR% 105 | cd "%EXEC_DIR%" 106 | 107 | :endDetectBaseDir 108 | 109 | IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig 110 | 111 | @setlocal EnableExtensions EnableDelayedExpansion 112 | for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a 113 | @endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS% 114 | 115 | :endReadAdditionalConfig 116 | 117 | SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe" 118 | 119 | set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar" 120 | set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain 121 | 122 | %MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %* 123 | if ERRORLEVEL 1 goto error 124 | goto end 125 | 126 | :error 127 | set ERROR_CODE=1 128 | 129 | :end 130 | @endlocal & set ERROR_CODE=%ERROR_CODE% 131 | 132 | if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost 133 | @REM check for post script, once with legacy .bat ending and once with .cmd ending 134 | if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat" 135 | if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd" 136 | :skipRcPost 137 | 138 | @REM pause the script if MAVEN_BATCH_PAUSE is set to 'on' 139 | if "%MAVEN_BATCH_PAUSE%" == "on" pause 140 | 141 | if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE% 142 | 143 | exit /B %ERROR_CODE% 144 | -------------------------------------------------------------------------------- /pom.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 4.0.0 5 | 6 | com.wooyoo.learning 7 | spring-boot-mybatis-with-redis 8 | 0.0.1-SNAPSHOT 9 | jar 10 | 11 | spring-boot-mybatis-with-redis 12 | Spring boot + mybatis + redis as second level cache 13 | 14 | 15 | org.springframework.boot 16 | spring-boot-starter-parent 17 | 1.5.3.RELEASE 18 | 19 | 20 | 21 | 22 | UTF-8 23 | UTF-8 24 | 1.8 25 | 26 | 27 | 28 | 29 | org.springframework.boot 30 | spring-boot-starter-data-redis 31 | 32 | 33 | org.mybatis.spring.boot 34 | mybatis-spring-boot-starter 35 | 1.3.0 36 | 37 | 38 | org.springframework.boot 39 | spring-boot-starter-web 40 | 41 | 42 | 43 | mysql 44 | mysql-connector-java 45 | runtime 46 | 47 | 48 | com.h2database 49 | h2 50 | test 51 | 52 | 53 | org.springframework.boot 54 | spring-boot-starter-test 55 | test 56 | 57 | 58 | 59 | 60 | 61 | 62 | org.springframework.boot 63 | spring-boot-maven-plugin 64 | 65 | 66 | 67 | 68 | 69 | 70 | -------------------------------------------------------------------------------- /src/main/java/com/wooyoo/learning/ProductController.java: -------------------------------------------------------------------------------- 1 | package com.wooyoo.learning; 2 | 3 | import com.wooyoo.learning.dao.domain.Product; 4 | import com.wooyoo.learning.dao.mapper.ProductMapper; 5 | import org.springframework.beans.factory.annotation.Autowired; 6 | import org.springframework.web.bind.annotation.GetMapping; 7 | import org.springframework.web.bind.annotation.PathVariable; 8 | import org.springframework.web.bind.annotation.PutMapping; 9 | import org.springframework.web.bind.annotation.RequestBody; 10 | import org.springframework.web.bind.annotation.RequestMapping; 11 | import org.springframework.web.bind.annotation.RestController; 12 | 13 | @RestController 14 | @RequestMapping("/product") 15 | public class ProductController { 16 | @Autowired 17 | private ProductMapper productMapper; 18 | 19 | @GetMapping("/{id}") 20 | public Product getProductInfo( 21 | @PathVariable("id") 22 | Long productId) { 23 | return productMapper.select(productId); 24 | } 25 | 26 | @PutMapping("/{id}") 27 | public Product updateProductInfo( 28 | @PathVariable("id") 29 | Long productId, 30 | @RequestBody 31 | Product newProduct) { 32 | Product product = productMapper.select(productId); 33 | if (product == null) { 34 | throw new ProductNotFoundException(productId); 35 | } 36 | product.setName(newProduct.getName()); 37 | product.setPrice(newProduct.getPrice()); 38 | productMapper.update(product); 39 | return product; 40 | } 41 | } 42 | -------------------------------------------------------------------------------- /src/main/java/com/wooyoo/learning/ProductNotFoundException.java: -------------------------------------------------------------------------------- 1 | package com.wooyoo.learning; 2 | 3 | import org.springframework.http.HttpStatus; 4 | import org.springframework.web.bind.annotation.ResponseStatus; 5 | 6 | @ResponseStatus(HttpStatus.NOT_FOUND) 7 | public class ProductNotFoundException extends RuntimeException { 8 | public ProductNotFoundException(long productId) { 9 | super("Couldn't find product '" + productId + "'."); 10 | } 11 | } 12 | -------------------------------------------------------------------------------- /src/main/java/com/wooyoo/learning/SpringBootMybatisWithRedisApplication.java: -------------------------------------------------------------------------------- 1 | package com.wooyoo.learning; 2 | 3 | import org.springframework.boot.SpringApplication; 4 | import org.springframework.boot.autoconfigure.SpringBootApplication; 5 | 6 | @SpringBootApplication 7 | public class SpringBootMybatisWithRedisApplication { 8 | 9 | public static void main(String[] args) { 10 | SpringApplication.run(SpringBootMybatisWithRedisApplication.class, args); 11 | } 12 | } 13 | -------------------------------------------------------------------------------- /src/main/java/com/wooyoo/learning/dao/domain/Product.java: -------------------------------------------------------------------------------- 1 | package com.wooyoo.learning.dao.domain; 2 | 3 | import java.io.Serializable; 4 | 5 | public class Product implements Serializable { 6 | private static final long serialVersionUID = 1435515995276255188L; 7 | 8 | private long id; 9 | private String name; 10 | private long price; 11 | 12 | public long getId() { 13 | return id; 14 | } 15 | 16 | public void setId(long id) { 17 | this.id = id; 18 | } 19 | 20 | public String getName() { 21 | return name; 22 | } 23 | 24 | public void setName(String name) { 25 | this.name = name; 26 | } 27 | 28 | public long getPrice() { 29 | return price; 30 | } 31 | 32 | public void setPrice(long price) { 33 | this.price = price; 34 | } 35 | } 36 | -------------------------------------------------------------------------------- /src/main/java/com/wooyoo/learning/dao/mapper/ProductMapper.java: -------------------------------------------------------------------------------- 1 | package com.wooyoo.learning.dao.mapper; 2 | 3 | import com.wooyoo.learning.dao.domain.Product; 4 | import org.apache.ibatis.annotations.Mapper; 5 | import org.apache.ibatis.annotations.Param; 6 | 7 | @Mapper 8 | public interface ProductMapper { 9 | Product select( 10 | @Param("id") 11 | long id); 12 | 13 | void update(Product product); 14 | } 15 | -------------------------------------------------------------------------------- /src/main/java/com/wooyoo/learning/util/ApplicationContextHolder.java: -------------------------------------------------------------------------------- 1 | package com.wooyoo.learning.util; 2 | 3 | import org.springframework.beans.BeansException; 4 | import org.springframework.context.ApplicationContext; 5 | import org.springframework.context.ApplicationContextAware; 6 | import org.springframework.stereotype.Component; 7 | 8 | @Component 9 | public class ApplicationContextHolder implements ApplicationContextAware { 10 | private static ApplicationContext applicationContext; 11 | 12 | @Override 13 | public void setApplicationContext(ApplicationContext ctx) throws BeansException { 14 | applicationContext = ctx; 15 | } 16 | 17 | /** 18 | * Get application context from everywhere 19 | * 20 | * @return 21 | */ 22 | public static ApplicationContext getApplicationContext() { 23 | return applicationContext; 24 | } 25 | 26 | /** 27 | * Get bean by class 28 | * 29 | * @param clazz 30 | * @param 31 | * @return 32 | */ 33 | public static T getBean(Class clazz) { 34 | return applicationContext.getBean(clazz); 35 | } 36 | 37 | /** 38 | * Get bean by class name 39 | * 40 | * @param name 41 | * @param 42 | * @return 43 | */ 44 | @SuppressWarnings("unchecked") 45 | public static T getBean(String name) { 46 | return (T) applicationContext.getBean(name); 47 | } 48 | } 49 | -------------------------------------------------------------------------------- /src/main/java/com/wooyoo/learning/util/RedisCache.java: -------------------------------------------------------------------------------- 1 | package com.wooyoo.learning.util; 2 | 3 | import org.apache.ibatis.cache.Cache; 4 | import org.slf4j.Logger; 5 | import org.slf4j.LoggerFactory; 6 | import org.springframework.data.redis.core.RedisCallback; 7 | import org.springframework.data.redis.core.RedisTemplate; 8 | import org.springframework.data.redis.core.ValueOperations; 9 | 10 | import java.util.concurrent.TimeUnit; 11 | import java.util.concurrent.locks.ReadWriteLock; 12 | import java.util.concurrent.locks.ReentrantReadWriteLock; 13 | 14 | public class RedisCache implements Cache { 15 | private static final Logger logger = LoggerFactory.getLogger(RedisCache.class); 16 | 17 | private final ReadWriteLock readWriteLock = new ReentrantReadWriteLock(); 18 | private final String id; // cache instance id 19 | private RedisTemplate redisTemplate; 20 | 21 | private static final long EXPIRE_TIME_IN_MINUTES = 30; // redis过期时间 22 | 23 | public RedisCache(String id) { 24 | if (id == null) { 25 | throw new IllegalArgumentException("Cache instances require an ID"); 26 | } 27 | this.id = id; 28 | } 29 | 30 | @Override 31 | public String getId() { 32 | return id; 33 | } 34 | 35 | /** 36 | * Put query result to redis 37 | * 38 | * @param key 39 | * @param value 40 | */ 41 | @Override 42 | @SuppressWarnings("unchecked") 43 | public void putObject(Object key, Object value) { 44 | try { 45 | RedisTemplate redisTemplate = getRedisTemplate(); 46 | ValueOperations opsForValue = redisTemplate.opsForValue(); 47 | opsForValue.set(key, value, EXPIRE_TIME_IN_MINUTES, TimeUnit.MINUTES); 48 | logger.debug("Put query result to redis"); 49 | } 50 | catch (Throwable t) { 51 | logger.error("Redis put failed", t); 52 | } 53 | } 54 | 55 | /** 56 | * Get cached query result from redis 57 | * 58 | * @param key 59 | * @return 60 | */ 61 | @Override 62 | public Object getObject(Object key) { 63 | try { 64 | RedisTemplate redisTemplate = getRedisTemplate(); 65 | ValueOperations opsForValue = redisTemplate.opsForValue(); 66 | logger.debug("Get cached query result from redis"); 67 | return opsForValue.get(key); 68 | } 69 | catch (Throwable t) { 70 | logger.error("Redis get failed, fail over to db", t); 71 | return null; 72 | } 73 | } 74 | 75 | /** 76 | * Remove cached query result from redis 77 | * 78 | * @param key 79 | * @return 80 | */ 81 | @Override 82 | @SuppressWarnings("unchecked") 83 | public Object removeObject(Object key) { 84 | try { 85 | RedisTemplate redisTemplate = getRedisTemplate(); 86 | redisTemplate.delete(key); 87 | logger.debug("Remove cached query result from redis"); 88 | } 89 | catch (Throwable t) { 90 | logger.error("Redis remove failed", t); 91 | } 92 | return null; 93 | } 94 | 95 | /** 96 | * Clears this cache instance 97 | */ 98 | @Override 99 | public void clear() { 100 | RedisTemplate redisTemplate = getRedisTemplate(); 101 | redisTemplate.execute((RedisCallback) connection -> { 102 | connection.flushDb(); 103 | return null; 104 | }); 105 | logger.debug("Clear all the cached query result from redis"); 106 | } 107 | 108 | /** 109 | * This method is not used 110 | * 111 | * @return 112 | */ 113 | @Override 114 | public int getSize() { 115 | return 0; 116 | } 117 | 118 | @Override 119 | public ReadWriteLock getReadWriteLock() { 120 | return readWriteLock; 121 | } 122 | 123 | private RedisTemplate getRedisTemplate() { 124 | if (redisTemplate == null) { 125 | redisTemplate = ApplicationContextHolder.getBean("redisTemplate"); 126 | } 127 | return redisTemplate; 128 | } 129 | } 130 | -------------------------------------------------------------------------------- /src/main/resources/application.yml: -------------------------------------------------------------------------------- 1 | spring: 2 | # 数据库配置 3 | datasource: 4 | url: jdbc:mysql://{your_host}/{your_db} 5 | username: {your_username} 6 | password: {your_password} 7 | driver-class-name: org.gjt.mm.mysql.Driver 8 | redis: 9 | # redis数据库索引（默认为0），我们使用索引为3的数据库，避免和其他数据库冲突 10 | database: 3 11 | # redis服务器地址（默认为localhost） 12 | host: localhost 13 | # redis端口（默认为6379） 14 | port: 6379 15 | # redis访问密码（默认为空） 16 | password: 17 | # redis连接超时时间（单位为毫秒） 18 | timeout: 0 19 | # redis连接池配置 20 | pool: 21 | # 最大可用连接数（默认为8，负数表示无限） 22 | max-active: 8 23 | # 最大空闲连接数（默认为8，负数表示无限） 24 | max-idle: 8 25 | # 最小空闲连接数（默认为0，该值只有为正数才有作用） 26 | min-idle: 0 27 | # 从连接池中获取连接最大等待时间（默认为-1，单位为毫秒，负数表示无限） 28 | max-wait: -1 29 | 30 | # 服务器配置 31 | server: 32 | port: 9999 33 | 34 | # mybatis配置 35 | mybatis: 36 | # 配置映射类所在包名 37 | type-aliases-package: com.wooyoo.learning.dao.domain 38 | # 配置mapper xml文件所在路径，这里是一个数组 39 | mapper-locations: 40 | - mappers/ProductMapper.xml 41 | 42 | 43 | logging: 44 | level: 45 | com.wooyoo.learning: DEBUG 46 | 47 | --- 48 | spring: 49 | profiles: test 50 | # 数据库配置 51 | datasource: 52 | url: jdbc:h2:mem:test 53 | username: root 54 | password: 123456 55 | driver-class-name: org.h2.Driver 56 | schema: classpath:schema.sql 57 | data: classpath:data.sql -------------------------------------------------------------------------------- /src/main/resources/mappers/ProductMapper.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 7 | 8 | 9 | 10 | 13 | 14 | 15 | UPDATE products SET name = #{name}, price = #{price} WHERE id = #{id} LIMIT 1 16 | 17 | 18 | -------------------------------------------------------------------------------- /src/test/java/com/wooyoo/learning/SpringBootMybatisWithRedisApplicationTests.java: -------------------------------------------------------------------------------- 1 | package com.wooyoo.learning; 2 | 3 | import com.wooyoo.learning.dao.domain.Product; 4 | import org.junit.Test; 5 | import org.junit.runner.RunWith; 6 | import org.springframework.beans.factory.annotation.Autowired; 7 | import org.springframework.boot.context.embedded.LocalServerPort; 8 | import org.springframework.boot.test.context.SpringBootTest; 9 | import org.springframework.boot.test.web.client.TestRestTemplate; 10 | import org.springframework.test.context.ActiveProfiles; 11 | import org.springframework.test.context.junit4.SpringRunner; 12 | 13 | import java.util.Random; 14 | 15 | import static org.assertj.core.api.Java6Assertions.assertThat; 16 | 17 | @RunWith(SpringRunner.class) 18 | @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT) 19 | @ActiveProfiles(profiles = "test") 20 | public class SpringBootMybatisWithRedisApplicationTests { 21 | 22 | @LocalServerPort 23 | private int port; 24 | 25 | @Autowired 26 | private TestRestTemplate restTemplate; 27 | 28 | @Test 29 | public void test() { 30 | long productId = 1; 31 | Product product = restTemplate.getForObject("http://localhost:" + port + "/product/" + productId, Product.class); 32 | assertThat(product.getPrice()).isEqualTo(200); 33 | 34 | Product newProduct = new Product(); 35 | long newPrice = new Random().nextLong(); 36 | newProduct.setName("new name"); 37 | newProduct.setPrice(newPrice); 38 | restTemplate.put("http://localhost:" + port + "/product/" + productId, newProduct); 39 | 40 | Product testProduct = restTemplate.getForObject("http://localhost:" + port + "/product/" + productId, Product.class); 41 | assertThat(testProduct.getPrice()).isEqualTo(newPrice); 42 | } 43 | } 44 | -------------------------------------------------------------------------------- /src/test/resources/data.sql: -------------------------------------------------------------------------------- 1 | INSERT INTO `products` (`id`, `name`, `price`) 2 | VALUES 3 | (1, 'new name', 200); 4 | -------------------------------------------------------------------------------- /src/test/resources/schema.sql: -------------------------------------------------------------------------------- 1 | CREATE TABLE `products` ( 2 | `id` int(11) unsigned NOT NULL AUTO_INCREMENT, 3 | `name` varchar(50) DEFAULT NULL, 4 | `price` bigint(11) DEFAULT NULL, 5 | PRIMARY KEY (`id`) 6 | ) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8; --------------------------------------------------------------------------------