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 org.apache.activemq.transport.tcp;
  
  import javax.net.ServerSocketFactory;
  import java.io.IOException;
  import java.net.InetAddress;
  import java.net.ServerSocket;
  import java.util.Random;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public class ServerSocketTstFactory extends ServerSocketFactory {
  
     private static final Logger LOG = LoggerFactory.getLogger(ServerSocketTstFactory.class);
  
     private class ServerSocketTst {
  
        private final ServerSocket socket;
  
        public ServerSocketTst(int port, Random rnd) throws IOException {
           this.socket = ServerSocketFactory.getDefault().createServerSocket(port);
        }
  
        public ServerSocketTst(int port, int backlog, Random rnd) throws IOException {
           this.socket = ServerSocketFactory.getDefault().createServerSocket(port, backlog);
        }
  
        public ServerSocketTst(int port, int backlog, InetAddress bindAddr, Random rnd) throws IOException {
           this.socket = ServerSocketFactory.getDefault().createServerSocket(port, backlog, bindAddr);
        }
  
        public ServerSocket getSocket() {
           return this.socket;
        }
     }
  
     private final Random rnd;
  
     public ServerSocketTstFactory() {
        super();
        LOG.info("Creating a new ServerSocketTstFactory");
        this.rnd = new Random();
     }
  
     @Override
     public ServerSocket createServerSocket(int port) throws IOException {
        ServerSocketTst sSock = new ServerSocketTst(port, this.rnd);
        return sSock.getSocket();
     }
  
     @Override
     public ServerSocket createServerSocket(int port, int backlog) throws IOException {
        ServerSocketTst sSock = new ServerSocketTst(port, backlog, this.rnd);
        return sSock.getSocket();
     }
  
     @Override
     public ServerSocket createServerSocket(int port, int backlog, InetAddress ifAddress) throws IOException {
        ServerSocketTst sSock = new ServerSocketTst(port, backlog, ifAddress, this.rnd);
        return sSock.getSocket();
     }
  
     private final static ServerSocketTstFactory server = new ServerSocketTstFactory();
  
     public static ServerSocketTstFactory getDefault() {
        return server;
     }
  }
  