dubbo 0.4.0

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

pub mod context;
pub mod service;
pub mod timeout;

use crate::invocation::Request;

pub const TRI_TIMEOUT_DEADLINE_IN_NANOS: &str = "tri-timeout-deadline-in-nanos";
pub const TIMEOUT_COUNTDOWN: &str = "timeout-countdown";
pub const TIMEOUT_DEFAULT: u128 = 1000;

pub trait Filter {
    fn call(&mut self, req: Request<()>) -> Result<Request<()>, crate::status::Status>;
}