Spring+Hibernate框架上Mysql读写分离、主从数据库配置(上)

Spring+Hibernate框架下Mysql读写分离、主从数据库配置(下)

转载：http://lujia35.iteye.com/blog/969466

下面配置spring applicationContext.xml文件

Xml代码

<?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:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-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/context
http://www.springframework.org/schema/context/spring-context-3.0.xsd">
<context:annotation-config />
<context:component-scan base-package="cn.com.company.dao.*" />
<context:component-scan base-package="cn.com.company.service.*" />
<context:component-scan base-package="cn.com.company.action" />
<bean id="propertyConfigurer"
class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<list>
<value>classpath:jdbc.properties</value>
</list>
</property>
</bean>
<bean id="parentDataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
//***c3p0配置
</bean>
<bean id="masterDataSource" parent="parentDataSource">
<property name="driverClass" value="${master.jdbc.driverClassName}" />
<property name="jdbcUrl" value="${master.jdbc.url}" />
<property name="user" value="${master.jdbc.username}" />
<property name="password" value="${master.jdbc.password}" />
</bean>
<bean id="slaveDataSource" parent="parentDataSource">
<property name="driverClass" value="${slave.jdbc.driverClassName}" />
<property name="jdbcUrl" value="${slave.jdbc.url}" />
<property name="user" value="${slave.jdbc.username}" />
<property name="password" value="${slave.jdbc.password}" />
</bean>
<bean id="dataSource" class="com.company.datasource.DynamicDataSource">
<property name="targetDataSources">
<map key-type="java.lang.String">
<entry key="slave" value-ref="slaveDataSource" />
</map>
</property>
<property name="defaultTargetDataSource" ref="masterDataSource" />
</bean>
<bean id="sessionFactory"
class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
<property name="dataSource" ref="dataSource"></property>
<property name="packagesToScan" value="cn.com.company.entity" />
<property name="hibernateProperties">
<props>
<prop>//***hibernate一些参数这里不写了</prop>
</props>
</property>
</bean>
<bean id="dataSourceAdvice" class="com.company.aop.DataSourceAdvice" />
<aop:config>
<aop:advisor
pointcut="execution(* cn.com.company.service..*Service.*(..))"
advice-ref="dataSourceAdvice" />
</aop:config>
<bean id="transactionManager"
class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory">
<ref bean="sessionFactory" />
</property>
</bean>
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="add*" propagation="REQUIRED" />
<tx:method<