了解基于XML、注解的声明式AspectJ开发案例代码的编写，了解 Spring JDBC 的配置，了解Spring JdbcTemplate 的常用方法，了解基于XML方式和基于Annotation方式的声明式事务管理的实现。

controller类  
package gsg.controller;
import javax.annotation.Resource;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import gsg.service.AccountService;
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:applicationContext.xml")
public class AccountController {@Resource(name="accountService")private AccountService accountService;
@Testpublic void demo1(){accountService.insertaccount("张三", 100000d);System.out.println("存款成功");}@Testpublic void demo2(){accountService.transfer("张三", "张二", 2d);System.out.println("转账成功");}@Testpublic void demo3(){accountService.insertaccount("张六", 100000d);accountService.transfer("张56", "张5", 1d);System.out.println("转账失败");}	}dao类
package gsg.dao;public interface AccountDao {public void insertaccount(String name, Double money);public String findaccount(String name);public void outMoney(String from ,Double money);public void inMoney(String to ,Double money);
}
package gsg.dao;
import java.sql.ResultSet;
import java.sql.SQLException;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.jdbc.core.support.JdbcDaoSupport;
import gsg.entity.Account;
public class AccountDaoImpl extends JdbcDaoSupport implements AccountDao {@Overridepublic void outMoney(String from, Double money) {this.getJdbcTemplate().update("update account set money = money - ? where name = ?", money, from);}@Overridepublic void inMoney(String to, Double money) {this.getJdbcTemplate().update("update account set money = money + ? where name = ?", money, to);}@Overridepublic void insertaccount(String name, Double money) {// TODO Auto-generated method stubthis.getJdbcTemplate().update("insert into account values (null,?,?)", name, money);}@Overridepublic String findaccount(String name) {// TODO Auto-generated method stubAccount account = this.getJdbcTemplate().queryForObject("select * from account where name = ?",new MyRowMapper(), name);return account.toString();}class MyRowMapper implements RowMapper<Account> {@Overridepublic Account mapRow(ResultSet rs, int rowNum) throws SQLException {Account account = new Account();account.setId(rs.getInt("id"));account.setName(rs.getString("name"));account.setMoney(rs.getDouble("money"));return account;	}	}}
entity类
package gsg.entity;
public class Account {@Overridepublic String toString() {return "Account [id=" + id + ", name=" + name + ", money=" + money + "]";}private int id;private String name;private double money;public String getName() {return name;}public void setName(String name) {this.name = name;}public double getMoney() {return money;}public void setMoney(double money) {this.money = money;}public int getId() {return id;}public void setId(int id) {this.id = id;}}
service类
package gsg.service;
public interface AccountService {public void insertaccount(String name,Double money);public String findaccount(String name);public void transfer(String from,String to,Double money);}
package gsg.service;
import org.springframework.transaction.annotation.Isolation;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
import gsg.dao.AccountDao;
@Transactional(isolation=Isolation.DEFAULT,propagation=Propagation.REQUIRED)
public class AccountServiceImpl implements AccountService {// 注入DAO:private AccountDao accountDao;public void setAccountDao(AccountDao accountDao) {this.accountDao = accountDao;}@Overridepublic void transfer( String from,  String to,  Double money) {accountDao.outMoney(from, money);//int d = 1/0;accountDao.inMoney(to, money);}@Overridepublic void insertaccount(String name, Double money) {// TODO Auto-generated method stubaccountDao.insertaccount(name, money);}@Overridepublic String findaccount(String name) {// TODO Auto-generated method stubString text=accountDao.findaccount(name);return text;	}}
Xml配置文件
<?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/beans http://www.springframework.org/schema/beans/spring-beans.xsdhttp://www.springframework.org/schema/contexthttp://www.springframework.org/schema/context/spring-context.xsdhttp://www.springframework.org/schema/aophttp://www.springframework.org/schema/aop/spring-aop.xsdhttp://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd"><context:gsgponent-scanbase-package="gsg" /><aop:aspectj-autoproxy /><bean id="accountDao" class="gsg.dao.AccountDaoImpl"><property name="dataSource" ref="dataSource" /></bean><bean id="accountService" class="gsg.service.AccountServiceImpl"><property name="accountDao" ref="accountDao"/></bean><context:property-placeholderlocation="classpath:jdbc.properties" /><bean id="dataSource"class="gsg.mchange.v2.c3p0.gsgboPooledDataSource"><property name="driverClass" value="${jdbc.driverClass}" /><property name="jdbcUrl" value="${jdbc.url}" /><property name="user" value="${jdbc.username}" /><property name="password" value="${jdbc.password}" /></bean><bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"><property name="dataSource" ref="dataSource" /></bean><bean id="transactionManager"	class="org.springframework.jdbc.datasource.DataSourceTransactionManager"><property name="dataSource" ref="dataSource" /></bean><tx:annotation-driventransaction-manager="transactionManager" /></beans>
jdbc配置文件
jdbc.driverClass=gsg.mysql.jdbc.Driver
jdbc.url=jdbc:mysql:///practice1?characterEncoding=utf-8
jdbc.username=root
jdbc.password=root
log4j.properties配置文件log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.err
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%nlog4j.appender.file=org.apache.log4j.FileAppender
log4j.appender.file.File=c\:mylog.log
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%nlog4j.rootLogger= info, stdout