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.nio;
  
  import java.io.IOException;
  import java.net.InetAddress;
  import java.net.InetSocketAddress;
  import java.net.ServerSocket;
  import java.net.Socket;
  import java.net.URI;
  import java.net.URISyntaxException;
  import java.net.UnknownHostException;
  import java.nio.channels.ServerSocketChannel;
  import java.nio.channels.SocketChannel;
  
  import javax.net.ServerSocketFactory;
  import javax.net.SocketFactory;
  
  import org.apache.activemq.transport.Transport;
  import org.apache.activemq.transport.tcp.TcpTransport;
  import org.apache.activemq.transport.tcp.TcpTransport.InitBuffer;
  import org.apache.activemq.transport.tcp.TcpTransportFactory;
  import org.apache.activemq.transport.tcp.TcpTransportServer;
  import org.apache.activemq.wireformat.WireFormat;
  
  public class NIOTransportFactory extends TcpTransportFactory {
  
      @Override
      protected TcpTransportServer createTcpTransportServer(URI location, ServerSocketFactory serverSocketFactory) throws IOException, URISyntaxException {
          return new TcpTransportServer(this, location, serverSocketFactory) {
              @Override
              protected Transport createTransport(Socket socket, WireFormat format) throws IOException {
                  return new NIOTransport(format, socket);
              }
          };
      }
  
      @Override
      protected TcpTransport createTcpTransport(WireFormat wf, SocketFactory socketFactory, URI location, URI localLocation) throws UnknownHostException, IOException {
          return new NIOTransport(wf, socketFactory, location, localLocation);
      }
  
      @Override
      public TcpTransport createTransport(WireFormat wireFormat, Socket socket,
              InitBuffer initBuffer) throws IOException {
         return new NIOTransport(wireFormat, socket, initBuffer);
      }
  
      @Override
      protected ServerSocketFactory createServerSocketFactory() {
          return new ServerSocketFactory() {
              @Override
              public ServerSocket createServerSocket(int port) throws IOException {
                  ServerSocketChannel serverSocketChannel = ServerSocketChannel.open();
                  serverSocketChannel.socket().bind(new InetSocketAddress(port));
                  return serverSocketChannel.socket();
              }
  
              @Override
              public ServerSocket createServerSocket(int port, int backlog) throws IOException {
                  ServerSocketChannel serverSocketChannel = ServerSocketChannel.open();
                  serverSocketChannel.socket().bind(new InetSocketAddress(port), backlog);
                  return serverSocketChannel.socket();
              }
  
              @Override
              public ServerSocket createServerSocket(int port, int backlog, InetAddress ifAddress) throws IOException {
                  ServerSocketChannel serverSocketChannel = ServerSocketChannel.open();
                  serverSocketChannel.socket().bind(new InetSocketAddress(ifAddress, port), backlog);
                  return serverSocketChannel.socket();
              }
          };
      }
  
      @Override
      protected SocketFactory createSocketFactory() throws IOException {
          return new SocketFactory() {
  
              @Override
              public Socket createSocket() throws IOException {
                  SocketChannel channel = SocketChannel.open();
                  return channel.socket();
              }
  
              @Override
              public Socket createSocket(String host, int port) throws IOException, UnknownHostException {
                  SocketChannel channel = SocketChannel.open();
                  channel.connect(new InetSocketAddress(host, port));
                  return channel.socket();
              }
  
              @Override
              public Socket createSocket(InetAddress address, int port) throws IOException {
                  SocketChannel channel = SocketChannel.open();
                  channel.connect(new InetSocketAddress(address, port));
                  return channel.socket();
              }
  
              @Override
              public Socket createSocket(String address, int port, InetAddress localAddresss, int localPort) throws IOException, UnknownHostException {
                  SocketChannel channel = SocketChannel.open();
                  channel.socket().bind(new InetSocketAddress(localAddresss, localPort));
                  channel.connect(new InetSocketAddress(address, port));
                  return channel.socket();
              }
  
              @Override
              public Socket createSocket(InetAddress address, int port, InetAddress localAddresss, int localPort) throws IOException {
                  SocketChannel channel = SocketChannel.open();
                  channel.socket().bind(new InetSocketAddress(localAddresss, localPort));
                  channel.connect(new InetSocketAddress(address, port));
                  return channel.socket();
              }
          };
      }
  }
  