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;
  
  import io.activej.promise.Promise;
  import io.activej.reactor.NioReactive;
  
  import java.io.IOException;
  
  /**
   * Represents non-blocking server which listens to new connections and accepts them asynchronously.
   * It operates on reactor in reactor thread and uses reactor integration with Java NIO.
   */
  public interface ReactiveServer extends NioReactive {
  	/**
  	 * Tells this server to start listening on its listen addresses.
  	 *
  	 * @throws IOException if the socket can not be created.
  	 */
  	void listen() throws IOException;
  
  	/**
  	 * Closes the server.
  	 * Any open channels will be closed.
  	 */
  	Promise<?> close();
  }
  