Java代理模式(Cplig)代理模式

package ProxyCglib;

import java.lang.reflect.Method;

import org.springframework.cglib.proxy.Enhancer;
import org.springframework.cglib.proxy.MethodInterceptor;
import org.springframework.cglib.proxy.MethodProxy;

/**
 * 方法拦截器
 * 
 * @author Chan_
 *
 */
public class ProxyFactory implements MethodInterceptor {
	private Object target;

	public ProxyFactory(Object target) {
		this.target = target;
	}

	/**
	 * 产生代理对象
	 * 
	 * @return
	 */
	public Object getProxyInstance() {
		// 1.工具类
		Enhancer en = new Enhancer();
		// 2.设置父类
		en.setSuperclass(target.getClass());
		// 3.设置回调方法
		en.setCallback(this);
		// 4.创建代理对象
		return en.create();
	}

	/**
	 * 拦截器拦截
	 */
	public Object intercept(Object arg0, Method method, Object[] arg2, MethodProxy arg3) throws Throwable {
		System.out.println("AAAAAAAAAAAA");
		Object resultValue = method.invoke(target, arg2);
		System.out.println("BBBBBBBBBBBb");
		return resultValue;
	}

}

相关依赖包

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