Bug 2756 - Match model update

[openflowjava.git] / openflow-protocol-impl / src / main / java / org / opendaylight / openflowjava / protocol / impl / deserialization / factories / PacketInMessageFactory.java

diff --git a/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/deserialization/factories/PacketInMessageFactory.java b/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/deserialization/factories/PacketInMessageFactory.java
index ba84fe8667ba7ebf5023ad692b058af27ef6fd34..44679569d44ec2eaef87abfd0626b37feb8901c4 100644 (file)
--- a/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/deserialization/factories/PacketInMessageFactory.java
+++ b/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/deserialization/factories/PacketInMessageFactory.java
@@ -1,54 +1,62 @@
-/* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */
+/*
+ * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;
 
 import io.netty.buffer.ByteBuf;
 
 import java.math.BigInteger;
 
-import org.opendaylight.openflowjava.protocol.impl.deserialization.OFDeserializer;
-import org.opendaylight.openflowjava.protocol.impl.util.MatchDeserializer;
+import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistry;
+import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerRegistryInjector;
+import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
+import org.opendaylight.openflowjava.protocol.api.keys.MessageCodeKey;
+import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PacketInReason;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.TableId;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.grouping.Match;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessage;
 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessageBuilder;
 
 /**
+ * Translates PacketIn messages
  * @author michal.polkorab
  * @author timotej.kubas
  */
-public class PacketInMessageFactory implements OFDeserializer<PacketInMessage> {
+public class PacketInMessageFactory implements OFDeserializer<PacketInMessage>,
+        DeserializerRegistryInjector {
 
-    private static PacketInMessageFactory instance;
     private static final byte PADDING_IN_PACKET_IN_HEADER = 2;
-    
-    private PacketInMessageFactory() {
-        // Singleton
-    }
-    
-    /**
-     * @return singleton factory
-     */
-    public static synchronized PacketInMessageFactory getInstance(){
-        if(instance == null){
-            instance = new PacketInMessageFactory();
-        }
-        return instance;
-    }
+    private static final MessageCodeKey MATCH_KEY = new MessageCodeKey(
+            EncodeConstants.OF13_VERSION_ID, EncodeConstants.EMPTY_VALUE, Match.class);
+    private DeserializerRegistry registry;
 
     @Override
-    public PacketInMessage bufferToMessage(ByteBuf rawMessage, short version) {
+    public PacketInMessage deserialize(final ByteBuf rawMessage) {
         PacketInMessageBuilder builder = new PacketInMessageBuilder();
-        builder.setVersion(version);
+        builder.setVersion((short) EncodeConstants.OF13_VERSION_ID);
         builder.setXid(rawMessage.readUnsignedInt());
         builder.setBufferId(rawMessage.readUnsignedInt());
         builder.setTotalLen(rawMessage.readUnsignedShort());
-        builder.setReason(rawMessage.readUnsignedByte());
+        builder.setReason(PacketInReason.forValue(rawMessage.readUnsignedByte()));
         builder.setTableId(new TableId((long)rawMessage.readUnsignedByte()));
-        byte[] cookie = new byte[Long.SIZE/Byte.SIZE];
+        byte[] cookie = new byte[EncodeConstants.SIZE_OF_LONG_IN_BYTES];
         rawMessage.readBytes(cookie);
-        builder.setCookie(new BigInteger(cookie));
-        builder.setMatch(MatchDeserializer.createMatch(rawMessage)); 
+        builder.setCookie(new BigInteger(1, cookie));
+        OFDeserializer<Match> matchDeserializer = registry.getDeserializer(MATCH_KEY);
+        builder.setMatch(matchDeserializer.deserialize(rawMessage));
         rawMessage.skipBytes(PADDING_IN_PACKET_IN_HEADER);
         builder.setData(rawMessage.readBytes(rawMessage.readableBytes()).array());
         return builder.build();
     }
+
+    @Override
+    public void injectDeserializerRegistry(final DeserializerRegistry deserializerRegistry) {
+        registry = deserializerRegistry;
+    }
 }