content: /*
   * Copyright (C) 2020 ActiveJ LLC.
   *
   * Licensed 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.
   */
  
  package io.activej.net.socket.udp;
  
  import io.activej.common.annotation.ComponentInterface;
  import io.activej.promise.Promise;
  
  /**
   * Common interface for datagram-oriented transport protocols.
   * <p>
   * This interface describes asynchronous receive and send operations for data transmission through the network.
   * <p>
   * Implementations of this interface should follow rules described below:
   * <ul>
   * <li>Each request to the socket after it was closed should complete exceptionally.
   * </ul>
   */
  @ComponentInterface
  public interface IUdpSocket {
  	Promise<UdpPacket> receive();
  
  	Promise<Void> send(UdpPacket packet);
  
  	void close();
  }
  