pcep/impl/src/main/java/org/opendaylight/protocol/pcep/impl/PCEPDispatcherImpl.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.protocol.pcep.impl;
   9
  10 import com.google.common.base.Preconditions;
  11 import io.netty.channel.ChannelFuture;
  12 import io.netty.channel.EventLoopGroup;
  13 import io.netty.channel.socket.SocketChannel;
  14 import io.netty.util.concurrent.Promise;
  15 import org.opendaylight.protocol.framework.AbstractDispatcher;
  16 import org.opendaylight.protocol.framework.SessionListenerFactory;
  17 import org.opendaylight.protocol.framework.SessionNegotiatorFactory;
  18 import org.opendaylight.protocol.pcep.PCEPDispatcher;
  19 import org.opendaylight.protocol.pcep.PCEPSessionListener;
  20 import org.opendaylight.protocol.pcep.spi.MessageHandlerRegistry;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message;
  22
  23 import java.io.IOException;
  24 import java.net.InetSocketAddress;
  25
  26 /**
  27  * Implementation of PCEPDispatcher.
  28  */
  29 public class PCEPDispatcherImpl extends AbstractDispatcher<PCEPSessionImpl, PCEPSessionListener> implements PCEPDispatcher, AutoCloseable {
  30
  31         private final SessionNegotiatorFactory<Message, PCEPSessionImpl, PCEPSessionListener> snf;
  32         private final PCEPHandlerFactory hf;
  33
  34         /**
  35          * Creates an instance of PCEPDispatcherImpl, gets the default selector and opens it.
  36          *
  37          * @throws IOException if some error occurred during opening the selector
  38          */
  39         public PCEPDispatcherImpl(final MessageHandlerRegistry registry,
  40                         final SessionNegotiatorFactory<Message, PCEPSessionImpl, PCEPSessionListener> negotiatorFactory,
  41                         EventLoopGroup bossGroup, EventLoopGroup workerGroup) {
  42                 super(bossGroup, workerGroup);
  43                 this.snf = Preconditions.checkNotNull(negotiatorFactory);
  44                 this.hf = new PCEPHandlerFactory(registry);
  45         }
  46
  47         @Override
  48         public ChannelFuture createServer(final InetSocketAddress address, final SessionListenerFactory<PCEPSessionListener> listenerFactory) {
  49                 return super.createServer(address, new PipelineInitializer<PCEPSessionImpl>() {
  50                         @Override
  51                         public void initializeChannel(final SocketChannel ch, final Promise<PCEPSessionImpl> promise) {
  52                                 ch.pipeline().addLast(PCEPDispatcherImpl.this.hf.getDecoders());
  53                                 ch.pipeline().addLast("negotiator", PCEPDispatcherImpl.this.snf.getSessionNegotiator(listenerFactory, ch, promise));
  54                                 ch.pipeline().addLast(PCEPDispatcherImpl.this.hf.getEncoders());
  55                         }
  56                 });
  57         }
  58
  59     @Override
  60     public void close() {
  61     }
  62 }