2014/12/12：
ps:不知道大家有没有剁手啊，今天可是双12诶，我双11剁过了，没手可剁总算是躲过一劫啊！
bean.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: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.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<!-- 需使用事务的时候，需要加命名空间 -->
<!-- Spring对jdbc支持 -->
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">
<property name="driverClassName" value="${jdbc.driverClassName}"/>
<property name="url" value="${jdbc.url}"/>
<property name="username" value="${jdbc.username}"/>
<property name="password" value="${jdbc.password}"/>
</bean>
<!-- jdbc事务管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"></property>
</bean>
<!-- 声明式事务管理，注解 -->
<tx:annotation-driven transaction-manager="transactionManager"/>
<!-- 配置事务通知
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="*"/>
</tx:attributes>
</tx:advice> -->
<!-- 配置事务切面
<aop:config>
配置切点
<aop:pointcut id="serviceMethod" expression="execution(* com.service.*.*(..))"/>
配置事务通知
<aop:advisor advice-ref="txAdvice" pointcut-ref="serviceMethod"/>
</aop:config> -->
<context:property-placeholder location="jdbc.properties"/>
<!-- 使用JdbcTemplate -->
<!-- <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
<property name="dataSource" ref="dataSource"/>
</bean> -->
<bean id="namedParameterJdbcTemplate" class="org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate">
<constructor-arg ref="dataSource"></constructor-arg>
</bean>
<bean id="bankDao" class="com.dao.impl.BankDaoImpl">
<property name="namedParameterJdbcTemplate" ref="namedParameterJdbcTemplate"></property>
</bean>
<bean id="bankService" class="com.service.impl.BankServiceImpl">
<property name="bankDao" ref="bankDao"></property>
</bean>
<!-- <bean id="studentDao" class="com.dao.impl.StudentDaoImpl">
<property name="namedParameterJdbcTemplate" ref="namedParameterJdbcTemplate"></property>
</bean>
<bean id="studentService" class="com.service.impl.StudentServiceImpl">
<property name="studentDao" ref="studentDao"></property>
</bean> -->
</beans>
BankServiceImpl.java
package com.service.impl;
import org.springframework.transaction.annotation.Transactional;
import com.dao.BankDao;
import com.service.BankService;
@Transactional
public class BankServiceImpl implements BankService {
private BankDao bankDao;
public void setBankDao(BankDao bankDao) {
this.bankDao = bankDao;
}
public void transferAccounts(int count, int userIdA, int userIdB) {
bankDao.outMoney(count, userIdA);
bankDao.inMoney(count, userIdB);
}
}
BankDaoImpl.java
package com.dao.impl;
import org.springframework.jdbc.core.namedparam.MapSqlParameterSource;
import org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate;
import com.dao.BankDao;
public class BankDaoImpl implements BankDao{
private NamedParameterJdbcTemplate namedParameterJdbcTemplate;
public void setNamedParameterJdbcTemplate(
NamedParameterJdbcTemplate namedParameterJdbcTemplate) {
this.namedParameterJdbcTemplate = namedParameterJdbcTemplate;
}
public void inMoney(int money, int userId) {
String sql = "update t_count2 set usercount=usercount+:money where userId=:userId";
MapSqlParameterSource msps = new MapSqlParameterSource();
msps.addValue("money", money);
msps.addValue("userId", userId);
namedParameterJdbcTemplate.update(sql,msps);
}
public void outMoney(int money, int userId) {
String sql = "update t_count set usercount=usercount-:money where userId=:userId";
MapSqlParameterSource msps = new MapSqlParameterSource();
msps.addValue("money", money);
msps.addValue("userId", userId);
namedParameterJdbcTemplate.update(sql,msps);
}
}
Test.java
package com.test;
/*import java.util.List;*/
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
/*import com.domain.AbstractPeople;*/
/*import com.domain.Student;*/
import com.service.BankService;
/*import com.service.StudentService;*/
/*import com.domain.People;*/
public class Test {
@SuppressWarnings("resource")
public static void main(String[] args) {
/*ApplicationContext ac = new ClassPathXmlApplicationContext("beans.xml");*/
ApplicationContext ac = new ClassPathXmlApplicationContext("bean.xml");
//编程式事务管理，银行转账实例
BankService bs = (BankService)ac.getBean("bankService");
bs.transferAccounts(100, 1, 2);
}
}
嘿嘿，明天上最后一个，spring整合Hibernate和struts，惯例，两个接口省略
未完待续(｡◕∀◕｡)，感谢诸位好基友大力支持
