Spring3笔记之 AOP JDK 代理

使用JDK代理,代理对象必须实现一接口

com.spring305.test.aop.dao.UserDao.java

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com.spring305.test.aop.dao.ProxyFactory.java
@Test//用户名为空，不执行方法public void testProxy(){ProxyFactory pf=new ProxyFactory();UserDao ud=(UserDao) pf.createUserDaoImp(new UserDaoImpl(null));ud.print1();}@Test//用户名为不为空，才执行save方法public void testProxy2(){ProxyFactory pf=new ProxyFactory();UserDao ud=(UserDao) pf.createUserDaoImp(new UserDaoImpl("张某"));ud.print2();}
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