public class SecurityHandler implements InvocationHandler {
private Object targetObject;
public Object newProxy(Object targetObject) {
this.targetObject = targetObject;
return Proxy.newProxyInstance(targetObject.getClass().getClassLoader(),
targetObject.getClass().getInterfaces(),
this);
}
public Object invoke(Object proxy, Method method, Object[] args)
throws Throwable {
checkSecurity();
Object ret = null;
try {
ret = method.invoke(this.targetObject, args);
}catch(Exception e) {
e.printStackTrace();
throw new java.lang.RuntimeException(e);
}
return ret;
}
private void checkSecurity() {
System.out.println("----------checkSecurity()---------------");
}
}
Advice===checkSecurity
Before advice
After advice
Pointcut(add*)
Weave(应用到目标对象)
Spring只支持方法连接点
Target object proxy introduction