return Enhancer.enhanceClass(IMPL_TYPE, interfaces, loader, new CallbackFilter() { public int accept(Member member) { return Callbacks.JDK_PROXY; } });
return Enhancer.enhanceClass(IMPL_TYPE, interfaces, loader, new SimpleFilter(Callbacks.JDK_PROXY));
    public static Class getProxyClass(ClassLoader loader, Class[] interfaces) {        return Enhancer.enhanceClass(IMPL_TYPE, interfaces, loader, new CallbackFilter() {                public int accept(Member member) {                    return Callbacks.JDK_PROXY;                }            });    }