Java钩子

        Class<?> classType = null;
            classType = Class.forName("xxxClass");
            //Class<?> classType = OperationClass.class;
        //返回本类对象
        Object invokeOperation = null;
            invokeOperation = classType.newInstance();
        //根据类对象名称去查找对应的方法
        Method addMethod = null;
            addMethod = classType.getMethod("add", new Class[] {int.class, int.class});

Object result = addMethod.invoke(invokeOperation, new Object[] {new Integer(1), new Integer(2)});