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

   1 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;\r
   2 \r
   3 import io.netty.buffer.ByteBuf;\r
   4 \r
   5 import java.math.BigInteger;\r
   6 \r
   7 import org.opendaylight.openflowjava.protocol.impl.deserialization.OFDeserializer;\r
   8 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.FlowRemovedReason;\r
   9 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableId;\r
  10 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemovedMessage;\r
  11 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowRemovedMessageBuilder;\r
  12 \r
  13 /**\r
  14  * @author michal.polkorab\r
  15  * @author timotej.kubas\r
  16  */\r
  17 public class FlowRemovedMessageFactory implements OFDeserializer<FlowRemovedMessage> {\r
  18     \r
  19     private static FlowRemovedMessageFactory instance;\r
  20     \r
  21     private FlowRemovedMessageFactory() {\r
  22         // singleton\r
  23     }\r
  24     \r
  25     /**\r
  26      * @return singleton factory\r
  27      */\r
  28     public static FlowRemovedMessageFactory getInstance(){\r
  29         if(instance == null){\r
  30             instance = new FlowRemovedMessageFactory();\r
  31         }\r
  32         return instance;\r
  33     }\r
  34 \r
  35     @Override\r
  36     public FlowRemovedMessage bufferToMessage(ByteBuf rawMessage, short version) {\r
  37         FlowRemovedMessageBuilder builder = new FlowRemovedMessageBuilder();\r
  38         builder.setVersion(version);\r
  39         builder.setXid(rawMessage.readUnsignedInt());\r
  40         byte[] cookie = new byte[Long.SIZE/Byte.SIZE];\r
  41         rawMessage.readBytes(cookie);\r
  42         builder.setCookie(new BigInteger(cookie));\r
  43         builder.setPriority(rawMessage.readUnsignedShort());\r
  44         builder.setReason(FlowRemovedReason.forValue(rawMessage.readUnsignedByte()));\r
  45         builder.setTableId(new TableId((long)rawMessage.readUnsignedByte()));\r
  46         builder.setDurationSec(rawMessage.readUnsignedInt());\r
  47         builder.setDurationNsec(rawMessage.readUnsignedInt());\r
  48         builder.setIdleTimeout(rawMessage.readUnsignedShort());\r
  49         builder.setHardTimeout(rawMessage.readUnsignedShort());\r
  50         byte[] packet_count = new byte[Long.SIZE/Byte.SIZE];\r
  51         rawMessage.readBytes(packet_count);\r
  52         builder.setPacketCount(new BigInteger(packet_count));\r
  53         byte[] byte_count = new byte[Long.SIZE/Byte.SIZE];\r
  54         rawMessage.readBytes(byte_count);\r
  55         builder.setByteCount(new BigInteger(byte_count));\r
  56         return builder.build();\r
  57     }\r
  58 }\r