helloaopimpl.java

此文档包含有AOP

package test.aop;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
public class HelloAOPImpl implements InvocationHandler{
	public static int count = 1;
	private Object original;
	private Object proxy;
	public HelloAOPImpl(Object obj){
		super();
		original = obj;
		proxy = Proxy.newProxyInstance(obj.getClass().getClassLoader(), obj.getClass().getInterfaces(), this);
	}
	public Object invoke(Object obj, Method method, Object[] args)
			throws Throwable {
//		method.invoke(obj, args);
		count++;
		Object o =null;
		startMethod();
		o = method.invoke(original, args);
		endMethod();
		return o;
	}
	public Object getProxy() {
		return proxy;
	}
	public void setProxy(Object proxy) {
		this.proxy = proxy;
	}
	public void startMethod(){
		System.out.println("/-------------- Begin Invoke!"+count+" ---------------/");
	}
	public void endMethod(){
		System.out.println("/-------------- End   Invoke!"+count+" ---------------/");
	}
}