JDK Proxy动态代理进行拦截

package cn.it.aop;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;

import cn.it.service.impl.PersonServiceBean;

//动态代理
public class JDKProxyFactory implements InvocationHandler{
private Object targetObject;

public Object CreateProxyIntance(Object targetObject){
this.targetObject = targetObject;
return Proxy.newProxyInstance(this.targetObject.getClass().getClassLoader(),
this.targetObject.getClass().getInterfaces(), this);
}

@Override
public Object invoke(Object proxy, Method method, Object[] args)
throws Throwable {
PersonServiceBean bean = (PersonServiceBean) this.targetObject;
Object result = null;
if(bean.getUser() != null){
result = method.invoke(targetObject, args);
}
return result;
}
}