ssm整合redis

这种框架的整合主要是配置

pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>com.huawei.ccc</groupId>
	<artifactId>ssm-redis</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<packaging>war</packaging>
	<!-- 初始化框架的版本号 -->
	<properties>
		<eseasky.spring.version>4.3.7.RELEASE</eseasky.spring.version>
	</properties>

	<!--引入项目依赖的jar包 -->
	<!-- SpringMVC、Spring -->
	<!-- https://mvnrepository.com/artifact/org.springframework/spring-webmvc -->
	<dependencies>
		<!--引入pageHelper分页插件 -->
		<dependency>
			<groupId>com.github.pagehelper</groupId>
			<artifactId>pagehelper</artifactId>
			<version>5.0.0</version>
		</dependency>

		<!-- MBG -->
		<!-- https://mvnrepository.com/artifact/org.mybatis.generator/mybatis-generator-core -->
		<dependency>
			<groupId>org.mybatis.generator</groupId>
			<artifactId>mybatis-generator-core</artifactId>
			<version>1.3.5</version>
		</dependency>


		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>${eseasky.spring.version}</version>
		</dependency>

		<!-- 返回json字符串的支持 -->
		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-databind</artifactId>
			<version>2.8.8</version>
		</dependency>

		<!--JSR303数据校验支持;tomcat7及以上的服务器, tomcat7以下的服务器:el表达式。额外给服务器的lib包中替换新的标准的el -->
		<!-- https://mvnrepository.com/artifact/org.hibernate/hibernate-validator -->
		<dependency>
			<groupId>org.hibernate</groupId>
			<artifactId>hibernate-validator</artifactId>
			<version>5.4.1.Final</version>
		</dependency>


		<!-- Spring-Jdbc -->
		<!-- https://mvnrepository.com/artifact/org.springframework/spring-jdbc -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-jdbc</artifactId>
			<version>${eseasky.spring.version}</version>
		</dependency>

		<!--Spring-test -->
		<!-- https://mvnrepository.com/artifact/org.springframework/spring-test -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-test</artifactId>
			<version>${eseasky.spring.version}</version>
		</dependency>


		<!-- Spring面向切面编程 -->
		<!-- https://mvnrepository.com/artifact/org.springframework/spring-aspects -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-aspects</artifactId>
			<version>${eseasky.spring.version}</version>
		</dependency>

		<!--MyBatis -->
		<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis</artifactId>
			<version>3.4.2</version>
		</dependency>
		<!-- MyBatis整合Spring的适配包 -->
		<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis-spring -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-spring</artifactId>
			<version>1.3.1</version>
		</dependency>

		<!-- 数据库连接池、驱动 -->
		<!-- https://mvnrepository.com/artifact/c3p0/c3p0 -->
		<dependency>
			<groupId>c3p0</groupId>
			<artifactId>c3p0</artifactId>
			<version>0.9.1</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.41</version>
		</dependency>
		<!-- (jstl,servlet-api,junit) -->
		<!-- https://mvnrepository.com/artifact/jstl/jstl -->
		<dependency>
			<groupId>jstl</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>

		<!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>javax.servlet-api</artifactId>
			<version>3.0.1</version>
			<scope>provided</scope>
		</dependency>

		<dependency>
			<groupId>net.sf.json-lib</groupId>
			<artifactId>json-lib</artifactId>
			<version>2.1</version>
			<classifier>jdk15</classifier>
		</dependency>



		<!-- junit -->
		<!-- https://mvnrepository.com/artifact/junit/junit -->
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.12</version>
		</dependency>

		<!-- https://mvnrepository.com/artifact/org.apache.xmlrpc/xmlrpc-client -->
		<dependency>
			<groupId>org.apache.xmlrpc</groupId>
			<artifactId>xmlrpc-client</artifactId>
			<version>3.1.3</version>
		</dependency>

		<!-- https://mvnrepository.com/artifact/log4j/log4j -->
		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>1.2.16</version>
		</dependency>

		<!-- https://mvnrepository.com/artifact/commons-fileupload/commons-fileupload -->
		<dependency>
			<groupId>commons-fileupload</groupId>
			<artifactId>commons-fileupload</artifactId>
			<version>1.3</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/org.apache.poi/poi-ooxml -->
		<dependency>
			<groupId>org.apache.poi</groupId>
			<artifactId>poi-ooxml</artifactId>
			<version>3.14</version>
		</dependency>

		<!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpclient -->
		<dependency>
			<groupId>org.apache.httpcomponents</groupId>
			<artifactId>httpclient</artifactId>
			<version>4.3.5</version>
		</dependency>


		<!-- https://mvnrepository.com/artifact/net.sourceforge.javacsv/javacsv -->
		<dependency>
			<groupId>net.sourceforge.javacsv</groupId>
			<artifactId>javacsv</artifactId>
			<version>2.0</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.thetransactioncompany/cors-filter -->
		<dependency>
			<groupId>com.thetransactioncompany</groupId>
			<artifactId>cors-filter</artifactId>
			<version>2.6</version>
		</dependency>


		<!-- spring-redis实现 -->
		<dependency>
			<groupId>org.springframework.data</groupId>
			<artifactId>spring-data-redis</artifactId>
			<version>1.6.2.RELEASE</version>
		</dependency>
		<!-- redis客户端jar -->
		<dependency>
			<groupId>redis.clients</groupId>
			<artifactId>jedis</artifactId>
			<version>2.8.0</version>
		</dependency>
		<!-- Ehcache实现,用于参考 -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-ehcache</artifactId>
			<version>1.0.0</version>
		</dependency>


	</dependencies>


	<build>
		<plugins>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-compiler-plugin</artifactId>
				<configuration>
					<source>1.8</source>
					<target>1.8</target>
				</configuration>
			</plugin>
		</plugins>
	</build>
</project>


web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns="http://java.sun.com/xml/ns/javaee"
	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
	id="WebApp_ID" version="2.5">

	<!--1、启动Spring的容器 -->
	<!-- needed for ContextLoaderListener -->
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classpath:applicationContext.xml</param-value>
	</context-param>

	<!-- Bootstraps the root web application context before servlet initialization -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>

	<!--2、springmvc的前端控制器,拦截所有请求 -->
	<!-- The front controller of this Spring Web application, responsible for 
		handling all application requests -->
	<servlet>
		<servlet-name>dispatcherServlet</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
		<load-on-startup>1</load-on-startup>
	</servlet>

	<!-- Map all requests to the DispatcherServlet for handling -->
	<servlet-mapping>
		<servlet-name>dispatcherServlet</servlet-name>
		<url-pattern>/</url-pattern>
	</servlet-mapping>

	<!-- 3、字符编码过滤器,一定要放在所有过滤器之前 -->
	<filter>
		<filter-name>CharacterEncodingFilter</filter-name>
		<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
		<init-param>
			<param-name>encoding</param-name>
			<param-value>utf-8</param-value>
		</init-param>
		<init-param>
			<param-name>forceRequestEncoding</param-name>
			<param-value>true</param-value>
		</init-param>
		<init-param>
			<param-name>forceResponseEncoding</param-name>
			<param-value>true</param-value>
		</init-param>
	</filter>
	<filter-mapping>
		<filter-name>CharacterEncodingFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>

	<!-- 4、使用Rest风格的URI,将页面普通的post请求转为指定的delete或者put请求 -->
	<filter>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
	</filter>
	<filter-mapping>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	<filter>
		<filter-name>HttpPutFormContentFilter</filter-name>
		<filter-class>org.springframework.web.filter.HttpPutFormContentFilter</filter-class>
	</filter>
	<filter-mapping>
		<filter-name>HttpPutFormContentFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>



	<!-- 配置跨域请求服务 -->
	<filter>
		<filter-name>CORS</filter-name>
		<filter-class>com.thetransactioncompany.cors.CORSFilter</filter-class>
		<init-param>
			<param-name>cors.allowOrigin</param-name>
			<param-value>*</param-value>
		</init-param>
		<init-param>
			<param-name>cors.supportedMethods</param-name>
			<param-value>GET, POST, HEAD, PUT, DELETE</param-value>
		</init-param>
		<init-param>
			<param-name>cors.supportedHeaders</param-name>
			<param-value>Accept, Origin, X-Requested-With, Content-Type, Last-Modified,app_key</param-value>
		</init-param>
		<init-param>
			<param-name>cors.exposedHeaders</param-name>
			<param-value>Set-Cookie</param-value>
		</init-param>
		<init-param>
			<param-name>cors.supportsCredentials</param-name>
			<param-value>true</param-value>
		</init-param>
	</filter>
	<filter-mapping>
		<filter-name>CORS</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>


</web-app>



dispatcherServlet-servlet.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.3.xsd
		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd">

	<!--SpringMVC的配置文件,包含网站跳转逻辑的控制,配置  -->
	<context:component-scan base-package="com.huawei" use-default-filters="false">
		<!--只扫描控制器。  -->
		<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
	</context:component-scan>
	
	<!--配置视图解析器,方便页面返回  -->
	<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		<property name="prefix" value="/WEB-INF/views/"></property>
		<property name="suffix" value=".jsp"></property>
	</bean>
	
	<!--两个标准配置  -->
	<!-- 将springmvc不能处理的请求交给tomcat -->
	<mvc:default-servlet-handler/>
	<!-- 能支持springmvc更高级的一些功能,JSR303校验,快捷的ajax...映射动态请求 -->
	<mvc:annotation-driven/>

</beans>

applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:aop="http://www.springframework.org/schema/aop"
	xmlns:tx="http://www.springframework.org/schema/tx"
	xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
		http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.3.xsd
		http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd">

	<context:component-scan base-package="com.huawei">
		<context:exclude-filter type="annotation"
			expression="org.springframework.stereotype.Controller" />
	</context:component-scan>

	<!-- Spring的配置文件,这里主要配置和业务逻辑有关的 -->
	<!--=================== 数据源,事务控制,xxx ================-->
	<context:property-placeholder location="classpath:*.properties" />
	
	<bean id="pooledDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
		<property name="jdbcUrl" value="${jdbc.jdbcUrl}"></property>
		<property name="driverClass" value="${jdbc.driverClass}"></property>
		<property name="user" value="${jdbc.user}"></property>
		<property name="password" value="${jdbc.password}"></property>
	</bean>

	<!--================== 配置和MyBatis的整合=============== -->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
		<!-- 指定mybatis全局配置文件的位置 -->
		<property name="configLocation" value="classpath:mybatis-config.xml"></property>
		<property name="dataSource" ref="pooledDataSource"></property>
		<!-- 指定mybatis,mapper文件的位置 -->
		<property name="mapperLocations" value="classpath:mapper/*.xml"></property>
	</bean>

	<!-- 配置扫描器,将mybatis接口的实现加入到ioc容器中 -->
	<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<!--扫描所有dao接口的实现,加入到ioc容器中 -->
		<property name="basePackage" value="com.huawei.dao"></property>
	</bean>
	
	<!-- 配置一个可以执行批量的sqlSession -->
	<bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
		<constructor-arg name="sqlSessionFactory" ref="sqlSessionFactory"></constructor-arg>
		<constructor-arg name="executorType" value="BATCH"></constructor-arg>
	</bean>
	<!--=============================================  -->

	<!-- ===============事务控制的配置 ================-->
	<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<!--控制住数据源  -->
		<property name="dataSource" ref="pooledDataSource"></property>
	</bean>
	
 	<tx:annotation-driven transaction-manager="transactionManager"/>
 	
 	<import resource="spring-redis.xml"/>
	
</beans>

dbconfig.properties

jdbc.jdbcUrl=jdbc:mysql://localhost:3306/expert?useSSL=true
jdbc.driverClass=com.mysql.jdbc.Driver
jdbc.user=esky
jdbc.password=Root123!
mybatis-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
	<settings>
		<setting name="mapUnderscoreToCamelCase" value="true" />
		<!-- 日志开启 -->
		<setting name="logImpl" value="LOG4J" />
		<!-- 二级缓存开启 -->
		<setting name="cacheEnabled" value="true" />
		<setting name="lazyLoadingEnabled" value="false" />
		<setting name="aggressiveLazyLoading" value="true" />
	</settings>

	<typeAliases>
		<package name="com.huawei.bean" />
	</typeAliases>

	<plugins>
		<plugin interceptor="com.github.pagehelper.PageInterceptor">
			<!--分页参数合理化 -->
			<property name="reasonable" value="true" />
		</plugin>
	</plugins>

</configuration>

redis.properties

redis.host=localhost
redis.port=6379
redis.pass=
redis.maxIdle=200
redis.maxActive=1024
redis.maxWait=10000
redis.testOnBorrow=true

spring-redis.xml

<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:util="http://www.springframework.org/schema/util"
	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context"
	xmlns:task="http://www.springframework.org/schema/task"
	xsi:schemaLocation="http://www.springframework.org/schema/beans
      http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
      http://www.springframework.org/schema/util
      http://www.springframework.org/schema/util/spring-util-4.3.xsd
      http://www.springframework.org/schema/mvc
      http://www.springframework.org/schema/mvc/spring-mvc-4.3.xsd
      http://www.springframework.org/schema/aop
      http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
      http://www.springframework.org/schema/context
      http://www.springframework.org/schema/context/spring-context-4.3.xsd">


	<!-- 连接池基本参数配置,类似数据库连接池 -->
	<context:property-placeholder location="classpath*:redis.properties" />

	<!-- redis数据源 -->
	<bean id="poolConfig" class="redis.clients.jedis.JedisPoolConfig">
		<property name="maxIdle" value="${redis.maxIdle}" />
		<property name="maxTotal" value="${redis.maxActive}" />
		<property name="maxWaitMillis" value="${redis.maxWait}" />
		<property name="testOnBorrow" value="${redis.testOnBorrow}" />
	</bean>
	<!-- Spring-redis连接池管理工厂 -->
	<bean id="jedisConnectionFactory"
		class="org.springframework.data.redis.connection.jedis.JedisConnectionFactory"
		p:host-name="${redis.host}" p:port="${redis.port}" p:password="${redis.pass}"
		p:pool-config-ref="poolConfig" />
		
	<!-- 使用中间类解决RedisCache.jedisConnectionFactory的静态注入,从而使MyBatis实现第三方缓存 -->
	<bean id="redisCacheTransfer" class="com.huawei.redis.RedisCacheTransfer">
		<property name="jedisConnectionFactory" ref="jedisConnectionFactory" />
	</bean>
</beans>

另外有两个很重要的配置文件 

RedisCache.java

package com.huawei.redis;

import java.util.concurrent.locks.ReadWriteLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;

import org.apache.ibatis.cache.Cache;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.data.redis.connection.jedis.JedisConnection;
import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
import org.springframework.data.redis.serializer.JdkSerializationRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializer;

import redis.clients.jedis.exceptions.JedisConnectionException;

public class RedisCache implements Cache {
	private static final Logger logger = LoggerFactory.getLogger(RedisCache.class);

	private static JedisConnectionFactory jedisConnectionFactory;

	private final String id;

	/**
	 * The {@code ReadWriteLock}.
	 */
	private final ReadWriteLock readWriteLock = new ReentrantReadWriteLock();

	public RedisCache(final String id) {
		if (id == null) {
			throw new IllegalArgumentException("Cache instances require an ID");
		}
		logger.debug("MybatisRedisCache:id=" + id);
		this.id = id;
	}

	@Override
	public void clear() {
		JedisConnection connection = null;
		try {
			connection = jedisConnectionFactory.getConnection();
			connection.flushDb();
			connection.flushAll();
		} catch (JedisConnectionException e) {
			e.printStackTrace();
		} finally {
			if (connection != null) {
				connection.close();
			}
		}
	}

	@Override
	public String getId() {
		return this.id;
	}

	@Override
	public Object getObject(Object key) {
		Object result = null;
		JedisConnection connection = null;
		try {
			connection = jedisConnectionFactory.getConnection();
			RedisSerializer<Object> serializer = new JdkSerializationRedisSerializer();
			result = serializer.deserialize(connection.get(serializer.serialize(key)));
		} catch (JedisConnectionException e) {
			e.printStackTrace();
		} finally {
			if (connection != null) {
				connection.close();
			}
		}
		return result;
	}

	@Override
	public ReadWriteLock getReadWriteLock() {
		return this.readWriteLock;
	}

	@Override
	public int getSize() {
		int result = 0;
		JedisConnection connection = null;
		try {
			connection = jedisConnectionFactory.getConnection();
			result = Integer.valueOf(connection.dbSize().toString());
		} catch (JedisConnectionException e) {
			e.printStackTrace();
		} finally {
			if (connection != null) {
				connection.close();
			}
		}
		return result;
	}

	@Override
	public void putObject(Object key, Object value) {
		JedisConnection connection = null;
		try {
			connection = jedisConnectionFactory.getConnection();
			RedisSerializer<Object> serializer = new JdkSerializationRedisSerializer();
			connection.set(serializer.serialize(key), serializer.serialize(value));
		} catch (JedisConnectionException e) {
			e.printStackTrace();
		} finally {
			if (connection != null) {
				connection.close();
			}
		}
	}

	@Override
	public Object removeObject(Object key) {
		JedisConnection connection = null;
		Object result = null;
		try {
			connection = jedisConnectionFactory.getConnection();
			RedisSerializer<Object> serializer = new JdkSerializationRedisSerializer();
			result = connection.expire(serializer.serialize(key), 0);
		} catch (JedisConnectionException e) {
			e.printStackTrace();
		} finally {
			if (connection != null) {
				connection.close();
			}
		}
		return result;
	}

	public static void setJedisConnectionFactory(JedisConnectionFactory jedisConnectionFactory) {
		RedisCache.jedisConnectionFactory = jedisConnectionFactory;
	}

}


RedisCacheTransfer.java

package com.huawei.redis;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;

public class RedisCacheTransfer 
{

    @Autowired
    public void setJedisConnectionFactory(JedisConnectionFactory jedisConnectionFactory) {
        RedisCache.setJedisConnectionFactory(jedisConnectionFactory);
    }

}


放在Mapper文件上

<cache type="com.huawei.redis.RedisCache" />
   
 <!--
	<cache eviction="FIFO" flushInterval="60000" size="512" readOnly="true" />
  -->
  
	<resultMap id="BaseUserMap" type="User">
		<id property="id" column="id" />
		<result property="name" column="name" />
		<result property="address" column="address" />
	</resultMap>


即配置完成,执行select语句会自动将其放在缓存中,如果执行 DDL会直接清空所有的缓存

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