private static boolean startsWithExcludePrefix(String excludeName) {
        char c = excludeName.charAt(0);
        return c == '-' || c == '!';
    }
Do filtering when async respond from server

@param config    Consumer config
@param request   SofaRequest
@param response  SofaResponse
@param throwable Throwable when invoke
@throws SofaRpcException occur error
core/api/src/main/java/com/alipay/sofa/rpc/filter/FilterChain.java