JDK和cglib动态代理代码示例
生活随笔
收集整理的這篇文章主要介紹了
JDK和cglib动态代理代码示例
小編覺得挺不錯的,現在分享給大家,幫大家做個參考.
JDK和cglib動態代理代碼:
package com.zhangxueliang.demo.proxy;import java.lang.reflect.InvocationHandler; import java.lang.reflect.Method; import java.lang.reflect.Proxy;public class JDKProxyFactory implements InvocationHandler{private Object target;public JDKProxyFactory(Object target){this.target=target;}public Object createProxy(){ClassLoader classLoader = target.getClass().getClassLoader();Class<?>[] interfaces = target.getClass().getInterfaces();return Proxy.newProxyInstance(classLoader, interfaces, this);}public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {System.out.println("增強--日志操作。。。。。。。。。。。");return method.invoke(target, args);}} package com.zhangxueliang.demo.proxy;import java.lang.reflect.Method;import org.springframework.cglib.proxy.Enhancer; import org.springframework.cglib.proxy.MethodInterceptor; import org.springframework.cglib.proxy.MethodProxy;public class CglibProxyFactory implements MethodInterceptor {private Object target;public CglibProxyFactory(Object target){this.target=target;}public Object createProxy(){Enhancer enhancer = new Enhancer();enhancer.setSuperclass(target.getClass());enhancer.setCallback(this);return enhancer.create();}public Object intercept(Object proxy, Method method, Object[] args, MethodProxy methodProxy) throws Throwable {System.out.println("cglib日志操作。。。。。。。。");return method.invoke(target,args);} } package com.zhangxueliang.demo.proxy;public class Test {public static void main(String[] args) { // testJdkProxy();UserServiceImpl u = new UserServiceImpl();CglibProxyFactory c = new CglibProxyFactory(u);UserServiceImpl us = (UserServiceImpl) c.createProxy();us.login("0000", "123456");}private static void testJdkProxy() {UserServiceImpl u = new UserServiceImpl();JDKProxyFactory f = new JDKProxyFactory(u);IUserService us = (IUserService) f.createProxy();us.login("1111", "2222");} }?
總結
以上是生活随笔為你收集整理的JDK和cglib动态代理代码示例的全部內容,希望文章能夠幫你解決所遇到的問題。
- 上一篇: MongoRepository自定义条件
- 下一篇: java枚举使用示例