spring数据源配置及事务管理--jdbc

两种数据源配置和两种事务管理

<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"

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">

<aop:config proxy-target-class="true"/><!-- cglib实现代理，不需要借口 -->

<bean id="dataSource_jdbc" class="org.springframework.jdbc.datasource.DriverManagerDataSource" >

<property name="url" value="jdbc:mysql://localhost:3306/ppt?useUnicode=true&characterEncoding=UTF-8"/>

<property name="username" value="root"/>

<property name="password" value="root"/>

</bean>

<bean id="dataSource_dbcp" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">

<property name="driverClassName" value="com.mysql.jdbc.Driver"/>

<property name="password" value="root"/>

<property name="username" value="root"/>

<property name="url" value="jdbc:mysql://localhost:3306/ppt?useUnicode=true&characterEncoding=UTF-8"/>

<property name="maxActive" value="20"/>

<property name="maxIdle" value="15"/>

<property name="minIdle" value="5"/>

<property name="maxWait" value="60000"/>

<property name="initialSize" value="1"/>

<property name="removeAbandoned" value="true"/>

<property name="removeAbandonedTimeout" value="180"/>

<property name="logAbandoned" value="true"/>

<property name="timeBetweenEvictionRunsMillis" value="3600000"/>

<property name="minEvictableIdleTimeMillis" value="3600000"/>

<property name="defaultAutoCommit" value="false"/>

</bean>

<bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate" >

<property name="dataSource">

<ref local="dataSource_dbcp"/>

</property>

</bean>

<bean id="jdbcDemo" class="com.csair.dao.JdbcDemo">

<property name="jdbcTemplate">

<ref local="jdbcTemplate"/>

</property>

</bean>

<!-- 事务管理 -->

<bean id="dataSourceTransactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">

<property name="dataSource">

<ref local="dataSource_dbcp"/>

</property>

</bean>

<!-- 注解实现事务管理 -->

<!-- <tx:annotation-driven transaction-manager="dataSourceTransactionManager"/> -->

<!-- aop实现事务管理 -->

<aop:config>

<aop:pointcut expression="execution(* com.csair.dao.**.*(..))" id="pointCut"/>

<aop:advisor advice-ref="adive" pointcut-ref="pointCut"/>

</aop:config>

<tx:advice id="adive" transaction-manager="dataSourceTransactionManager">

<tx:attributes>

<tx:method name="insert*" propagation="REQUIRED"/>

</tx:attributes>

</tx:advice>

</beans>

测试

package com.csair.dao;

import java.util.List;

import java.util.Map;

import org.springframework.context.support.ClassPathXmlApplicationContext;

import org.springframework.jdbc.core.JdbcTemplate;

import org.springframework.transaction.annotation.Transactional;

@Transactional

public class JdbcDemo {

private JdbcTemplate jdbcTemplate;

public static void main(String[] args) {

String configLocation = "applicationContext-jdbc.xml";

ClassPathXmlApplicationContext contenxt = new ClassPathXmlApplicationContext(configLocation);

JdbcDemo demo = contenxt.getBean("jdbcDemo", JdbcDemo.class);

demo.insert();

demo.query();

}

public void query() {

String sql = "select * from user";

List<Map<String, Object>> list = jdbcTemplate.queryForList(sql);

System.out.println("Object: " + list.toString());

int count = jdbcTemplate.queryForInt("select count(*) from user");

System.out.print("count: " + count);

}

public void insert() {

String insert = "insert into user(username, password) values('okok','koko')";

jdbcTemplate.execute(insert);

}

public JdbcTemplate getJdbcTemplate() {

return jdbcTemplate;

}

public void setJdbcTemplate(JdbcTemplate jdbcTemplate) {

this.jdbcTemplate = jdbcTemplate;

}

}