content: /**
   * 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.
   */
  
  package io.jafka.network;
  
  import java.io.Closeable;
  
  
  import io.jafka.mx.SocketServerStats;
  import io.jafka.server.Server;
  import io.jafka.server.ServerConfig;
  import io.jafka.utils.Closer;
  import io.jafka.utils.Utils;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * @author adyliu (imxylz@gmail.com)
   * @since 1.0
   */
  public class SocketServer implements Closeable {
  
      private final Logger logger = LoggerFactory.getLogger(Server.class);
  
      private final RequestHandlerFactory handlerFactory;
  
      private final int maxRequestSize;
  
      //
      private final Processor[] processors;
  
      private final Acceptor acceptor;
  
      private final SocketServerStats stats;
  
      private final ServerConfig serverConfig;
  
      public SocketServer(RequestHandlerFactory handlerFactory, //
              ServerConfig serverConfig) {
          super();
          this.serverConfig = serverConfig;
          this.handlerFactory = handlerFactory;
          this.maxRequestSize = serverConfig.getMaxSocketRequestSize();
          this.processors = new Processor[serverConfig.getNumThreads()];
          this.stats = new SocketServerStats(1000L * 1000L * 1000L * serverConfig.getMonitoringPeriodSecs());
          this.acceptor = new Acceptor(serverConfig.getPort(), //
                  processors, //
                  serverConfig.getSocketSendBuffer(), //
                  serverConfig.getSocketReceiveBuffer());
      }
  
      /**
       * Shutdown the socket server
       */
      public void close() {
          Closer.closeQuietly(acceptor);
          for (Processor processor : processors) {
              Closer.closeQuietly(processor);
          }
      }
  
      /**
       * Start the socket server and waiting for finished
       * 
       * @throws InterruptedException thread interrupted
       */
      public void startup() throws InterruptedException {
          final int maxCacheConnectionPerThread = serverConfig.getMaxConnections() / processors.length;
          logger.debug("start {} Processor threads",processors.length);
          for (int i = 0; i < processors.length; i++) {
              processors[i] = new Processor(handlerFactory, stats, maxRequestSize, maxCacheConnectionPerThread);
              Utils.newThread("jafka-processor-" + i, processors[i], false).start();
          }
          Utils.newThread("jafka-acceptor", acceptor, false).start();
          acceptor.awaitStartup();
      }
  
      public SocketServerStats getStats() {
          return stats;
      }
  }
  