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.mqtt;
  
  import java.io.IOException;
  import java.net.Socket;
  import java.net.URI;
  import java.net.URISyntaxException;
  import java.net.UnknownHostException;
  import java.nio.ByteBuffer;
  
  import javax.net.ServerSocketFactory;
  import javax.net.SocketFactory;
  import javax.net.ssl.SSLContext;
  import javax.net.ssl.SSLEngine;
  
  import org.apache.activemq.broker.SslContext;
  import org.apache.activemq.transport.Transport;
  import org.apache.activemq.transport.TransportServer;
  import org.apache.activemq.transport.nio.NIOSSLTransportServer;
  import org.apache.activemq.transport.tcp.TcpTransport;
  import org.apache.activemq.transport.tcp.TcpTransport.InitBuffer;
  import org.apache.activemq.transport.tcp.TcpTransportServer;
  import org.apache.activemq.util.IntrospectionSupport;
  import org.apache.activemq.wireformat.WireFormat;
  
  public class MQTTNIOSSLTransportFactory extends MQTTNIOTransportFactory {
  
      SSLContext context;
  
      @Override
      protected TcpTransportServer createTcpTransportServer(URI location, ServerSocketFactory serverSocketFactory) throws IOException, URISyntaxException {
          NIOSSLTransportServer result = new NIOSSLTransportServer(context, this, location, serverSocketFactory) {
              @Override
              protected Transport createTransport(Socket socket, WireFormat format) throws IOException {
                  MQTTNIOSSLTransport transport = new MQTTNIOSSLTransport(format, socket);
                  if (context != null) {
                      transport.setSslContext(context);
                  }
  
                  transport.setNeedClientAuth(isNeedClientAuth());
                  transport.setWantClientAuth(isWantClientAuth());
  
                  return transport;
              }
          };
          result.setAllowLinkStealing(true);
          return result;
      }
  
      @Override
      protected TcpTransport createTcpTransport(WireFormat wf, SocketFactory socketFactory, URI location, URI localLocation) throws UnknownHostException, IOException {
          return new MQTTNIOSSLTransport(wf, socketFactory, location, localLocation);
      }
  
      @Override
      public TcpTransport createTransport(WireFormat wireFormat, Socket socket,
              SSLEngine engine, InitBuffer initBuffer, ByteBuffer inputBuffer)
              throws IOException {
          return new MQTTNIOSSLTransport(wireFormat, socket, engine, initBuffer, inputBuffer);
      }
  
      @Override
      public TransportServer doBind(URI location) throws IOException {
          if (SslContext.getCurrentSslContext() != null) {
              try {
                  context = SslContext.getCurrentSslContext().getSSLContext();
              } catch (Exception e) {
                  throw new IOException(e);
              }
          }
          return super.doBind(location);
      }
  
  }
  