2 * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
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
9 package org.opendaylight.openflowjava.protocol.impl.serialization;
11 import java.util.HashMap;
14 import org.opendaylight.openflowjava.protocol.api.extensibility.MessageTypeKey;
15 import org.opendaylight.openflowjava.protocol.api.extensibility.OFGeneralSerializer;
16 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistry;
17 import org.opendaylight.openflowjava.protocol.api.extensibility.SerializerRegistryInjector;
18 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
19 import org.opendaylight.openflowjava.protocol.impl.util.OF10MatchSerializer;
20 import org.opendaylight.openflowjava.protocol.impl.util.OF13MatchSerializer;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.match.grouping.Match;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev130731.match.v10.grouping.MatchV10;
23 import org.slf4j.Logger;
24 import org.slf4j.LoggerFactory;
27 * Stores and handles serializers
28 * @author michal.polkorab
29 * @author timotej.kubas
31 public class SerializerRegistryImpl implements SerializerRegistry {
33 private static final Logger LOGGER = LoggerFactory.getLogger(SerializerRegistryImpl.class);
34 private static final short OF10 = EncodeConstants.OF10_VERSION_ID;
35 private static final short OF13 = EncodeConstants.OF13_VERSION_ID;
36 private Map<MessageTypeKey<?>, OFGeneralSerializer> registry;
41 registry = new HashMap<>();
42 // Openflow message type serializers
43 MessageFactoryInitializer.registerMessageSerializers(this);
45 // match structure serializers
46 registerSerializer(new MessageTypeKey<>(OF10, MatchV10.class), new OF10MatchSerializer());
47 registerSerializer(new MessageTypeKey<>(OF13, Match.class), new OF13MatchSerializer());
49 // match entry serializers
50 MatchEntriesInitializer.registerMatchEntrySerializers(this);
52 ActionsInitializer.registerActionSerializers(this);
53 // instruction serializers
54 InstructionsInitializer.registerInstructionSerializers(this);
59 * @return encoder for current type of message (msgTypeKey)
62 @SuppressWarnings("unchecked")
63 public <KEY_TYPE, SERIALIZER_TYPE extends OFGeneralSerializer> SERIALIZER_TYPE getSerializer(
64 MessageTypeKey<KEY_TYPE> msgTypeKey) {
65 OFGeneralSerializer serializer = registry.get(msgTypeKey);
66 if (serializer == null) {
67 throw new IllegalStateException("Serializer for key: " + msgTypeKey
68 + " was not found - please verify that you are using correct message"
69 + " combination (e.g. OF v1.0 message to OF v1.0 device)");
71 return (SERIALIZER_TYPE) serializer;
75 public <KEY_TYPE> void registerSerializer(
76 MessageTypeKey<KEY_TYPE> msgTypeKey, OFGeneralSerializer serializer) {
77 if ((msgTypeKey == null) || (serializer == null)) {
78 throw new IllegalArgumentException("MessageTypeKey or Serializer is null");
80 OFGeneralSerializer serInRegistry = registry.put(msgTypeKey, serializer);
81 if (serInRegistry != null) {
82 LOGGER.debug("Serializer for key " + msgTypeKey + " overwritten. Old serializer: "
83 + serInRegistry.getClass().getName() + ", new serializer: "
84 + serializer.getClass().getName() );
86 if (serializer instanceof SerializerRegistryInjector) {
87 ((SerializerRegistryInjector) serializer).injectSerializerRegistry(this);
92 public <KEY_TYPE> boolean unregisterSerializer(MessageTypeKey<KEY_TYPE> msgTypeKey) {
93 if (msgTypeKey == null) {
94 throw new IllegalArgumentException("MessageTypeKey is null");
96 OFGeneralSerializer serializer = registry.remove(msgTypeKey);
97 if (serializer == null) {