openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/HandshakeStepWrapper.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
   9 package org.opendaylight.openflowplugin.openflow.md.core;
  10
  11 import org.opendaylight.openflowjava.protocol.api.connection.ConnectionAdapter;
  12 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.HelloMessage;
  13 import org.slf4j.Logger;
  14 import org.slf4j.LoggerFactory;
  15
  16 /**
  17  * @author mirehak
  18  *
  19  */
  20 public class HandshakeStepWrapper implements Runnable {
  21
  22     private static final Logger LOG = LoggerFactory
  23             .getLogger(HandshakeStepWrapper.class);
  24
  25     private HelloMessage helloMessage;
  26     private HandshakeManager handshakeManager;
  27     private ConnectionAdapter connectionAdapter;
  28
  29
  30
  31     /**
  32      * @param helloMessage
  33      * @param handshakeManager
  34      * @param connectionAdapter
  35      */
  36     public HandshakeStepWrapper(HelloMessage helloMessage,
  37             HandshakeManager handshakeManager, ConnectionAdapter connectionAdapter) {
  38         this.helloMessage = helloMessage;
  39         this.handshakeManager = handshakeManager;
  40         this.connectionAdapter = connectionAdapter;
  41     }
  42
  43     @Override
  44     public void run() {
  45         if (connectionAdapter.isAlive()) {
  46             handshakeManager.setReceivedHello(helloMessage);
  47             handshakeManager.shake();
  48         } else {
  49             LOG.debug("connection is down - skipping handshake step");
  50         }
  51     }
  52
  53 }