WebRoot/WEB-INF/classes/applicationContext.xml

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<?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:aop="http://www.springframework.org/schema/aop"
	xmlns:tx="http://www.springframework.org/schema/tx" xmlns:jdbc="http://www.springframework.org/schema/jdbc"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xsi:schemaLocation="
     http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd
     http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
     http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-3.0.xsd
     http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
     http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
     http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd">
	
	
	
<!-- 通过注解，将Service的生命周期纳入Spring的管理 -->
   <context:annotation-config />
	<context:component-scan base-package="com.service" />
<!-- 配置数据源 -->
	<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
		<!-- 基本属性 url、user、password -->
        <property name="url" value="jdbc:mysql://localhost:3306/jiankang?characterEncoding=UTF-8" />
        <property name="username" value="root" />
        <property name="password" value="" />
        <property name="driverClassName" value="com.mysql.jdbc.Driver" />

        <!-- 配置初始化大小、最小、最大 -->
        <property name="initialSize" value="3" />
        <property name="minIdle" value="3" />
        <property name="maxActive" value="20" />

        <!-- 配置获取连接等待超时的时间 -->
        <property name="maxWait" value="60000" />

        <!-- 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒 -->
        <property name="timeBetweenEvictionRunsMillis" value="60000" />

        <!-- 配置一个连接在池中最小生存的时间，单位是毫秒 -->
        <property name="minEvictableIdleTimeMillis" value="300000" />

        <property name="validationQuery" value="SELECT 1" />
        <property name="testWhileIdle" value="true" />
        <property name="testOnBorrow" value="false" />
        <property name="testOnReturn" value="false" />

        <!-- 打开PSCache，并且指定每个连接上PSCache的大小 -->
        <property name="poolPreparedStatements" value="true" />
        <property name="maxPoolPreparedStatementPerConnectionSize" value="20" />
	</bean>
	

	
	<!--  扫描存放SQL语句的.xml-->
 
	<bean id="sqlSession" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="typeAliasesPackage" value="com.entity" />
		<property name="dataSource" ref="dataSource"/>
		<property name="mapperLocations" value="classpath:com/mapper/*.xml"/>
	</bean>