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    1   /*
    2    *  Licensed to the Apache Software Foundation (ASF) under one
    3    *  or more contributor license agreements.  See the NOTICE file
    4    *  distributed with this work for additional information
    5    *  regarding copyright ownership.  The ASF licenses this file
    6    *  to you under the Apache License, Version 2.0 (the
    7    *  "License"); you may not use this file except in compliance
    8    *  with the License.  You may obtain a copy of the License at
    9    *
    10   *    http://www.apache.org/licenses/LICENSE-2.0
    11   *
    12   *  Unless required by applicable law or agreed to in writing,
    13   *  software distributed under the License is distributed on an
    14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    15   *  KIND, either express or implied.  See the License for the
    16   *  specific language governing permissions and limitations
    17   *  under the License.
    18   *
    19   */
    20  package org.apache.mina.example.chat;
    21
    22  import java.net.InetSocketAddress;
    23
    24  import org.apache.mina.core.filterchain.DefaultIoFilterChainBuilder;
    25  import org.apache.mina.example.echoserver.ssl.BogusSslContextFactory;
    26  import org.apache.mina.filter.codec.ProtocolCodecFilter;
    27  import org.apache.mina.filter.codec.textline.TextLineCodecFactory;
    28  import org.apache.mina.filter.logging.LoggingFilter;
    29  import org.apache.mina.filter.logging.MdcInjectionFilter;
    30  import org.apache.mina.filter.ssl.SslFilter;
    31  import org.apache.mina.transport.socket.nio.NioSocketAcceptor;
    32
    33  /**
    34   * (<b>Entry point</b>) Chat server
    35   *
    36   * @author <a href="http://mina.apache.org">Apache MINA Project</a>
    37   */
    38  public class Main {
    39      /** Choose your favorite port number. */
    40      private static final int PORT = 1234;
    41
    42      /** Set this to true if you want to make the server SSL */
    43      private static final boolean USE_SSL = false;
    44
    45      public static void main(String[] args) throws Exception {
    46          NioSocketAcceptor acceptor = new NioSocketAcceptor();
    47          DefaultIoFilterChainBuilder chain = acceptor.getFilterChain();
    48
    49          MdcInjectionFilter mdcInjectionFilter = new MdcInjectionFilter();
    50          chain.addLast("mdc", mdcInjectionFilter);
    51
    52          // Add SSL filter if SSL is enabled.
    53          if (USE_SSL) {
    54              addSSLSupport(chain);
    55          }
    56
    57          chain.addLast("codec", new ProtocolCodecFilter(
    58                  new TextLineCodecFactory()));
    59
    60          addLogger(chain);
    61
    62          // Bind
    63          acceptor.setHandler(new ChatProtocolHandler());
    64          acceptor.bind(new InetSocketAddress(PORT));
    65
    66          System.out.println("Listening on port " + PORT);
    67      }
    68
    69      private static void addSSLSupport(DefaultIoFilterChainBuilder chain)
    70              throws Exception {
    71          SslFilter sslFilter = new SslFilter(BogusSslContextFactory
    72                  .getInstance(true));
    73          chain.addLast("sslFilter", sslFilter);
    74          System.out.println("SSL ON");
    75      }
    76
    77      private static void addLogger(DefaultIoFilterChainBuilder chain)
    78              throws Exception {
    79          chain.addLast("logger", new LoggingFilter());
    80          System.out.println("Logging ON");
    81      }
    82  }