openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/deserialization/factories/BarrierReplyMessageFactory.java

   1 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;\r
   2 \r
   3 import io.netty.buffer.ByteBuf;\r
   4 \r
   5 import org.opendaylight.openflowjava.protocol.impl.deserialization.OFDeserializer;\r
   6 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierOutput;\r
   7 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.BarrierOutputBuilder;\r
   8 \r
   9 /**\r
  10  * @author michal.polkorab\r
  11  * @author timotej.kubas\r
  12  * \r
  13  */\r
  14 public class BarrierReplyMessageFactory implements\r
  15         OFDeserializer<BarrierOutput> {\r
  16 \r
  17     private static BarrierReplyMessageFactory instance;\r
  18 \r
  19     private BarrierReplyMessageFactory() {\r
  20         // do nothing, just singleton\r
  21     }\r
  22 \r
  23     /**\r
  24      * @return singleton factory\r
  25      */\r
  26     public static BarrierReplyMessageFactory getInstance() {\r
  27         if (instance == null) {\r
  28             instance = new BarrierReplyMessageFactory();\r
  29         }\r
  30         return instance;\r
  31     }\r
  32 \r
  33     @Override\r
  34     public BarrierOutput bufferToMessage(ByteBuf rawMessage, short version) {\r
  35         BarrierOutputBuilder bob = new BarrierOutputBuilder();\r
  36         bob.setVersion(version);\r
  37         bob.setXid(rawMessage.readUnsignedInt());\r
  38         return bob.build();\r
  39     }\r
  40 \r
  41 }\r