protected AbstractCallInterceptor(InterceptScope... interceptScopes) {
        this.interceptScopes = ImmutableSet.copyOf(interceptScopes);
    }

    @Override
    public MethodHandle decorateMethodHandle(MethodHandle original, MethodHandles.Lookup caller, int flags) {
        MethodHandle spreader = original.asSpreader(Object[].class, original.type().parameterCount());

     * @throws Throwable if necessary to propagate it to the caller
     */
    Object intercept(Invocation invocation, String consumer) throws Throwable;

    MethodHandle decorateMethodHandle(MethodHandle original, MethodHandles.Lookup caller, int flags);

    Set<InterceptScope> getInterceptScopes();

        if (interceptor == null) {
            return;
        }
        MethodHandle defaultTarget = interceptor.decorateMethodHandle(cs.getDefaultTarget(), caller, flags);
        cs.setTarget(defaultTarget);
        cs.setDefaultTarget(defaultTarget);
        cs.setFallbackTarget(interceptor.decorateMethodHandle(cs.getFallbackTarget(), caller, flags));
    }