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Java Dynamic Proxy

import java.lang.reflect.*;
public class A extends Thread  {
    
    public static void main(String[] args) throws Exception{
    CC cc = new CC();
    HH hh = new HH(cc);
    II ii = (II) Proxy.newProxyInstance(HH.class.getClassLoader(),
                        new Class[]{II.class},
                        hh);
    System.out.println ("" + ii.getClass().getName());
    ii.test();
    }
}
interface II {
    void test();
}
class CC implements II {
    public void test() {
    System.out.println ("this is cc");
    }
}
class HH implements InvocationHandler {
    Object obj;
    HH(Object obj) {
    this.obj = obj;
    }
    
    public Object invoke(Object obj, Method m, Object[] args) throws Exception {
    System.out.println ("start");
    Object o = m.invoke(this.obj, args);
    System.out.println ("end");
    return o;
    }
}
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²Î¿¼£ºhttp://www.javablogging.com/what-is-java-dynamic-proxies-api/
 


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