2 * Copyright (c) 2016 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.openflowplugin.impl.protocol.deserialization;
11 import com.google.common.annotations.VisibleForTesting;
12 import java.util.function.Consumer;
13 import java.util.function.Function;
14 import org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerExtensionProvider;
15 import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
16 import org.opendaylight.openflowjava.protocol.api.keys.MessageCodeKey;
17 import org.opendaylight.openflowjava.protocol.api.keys.TypeToClassKey;
18 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
19 import org.opendaylight.openflowplugin.impl.protocol.deserialization.messages.FlowMessageDeserializer;
20 import org.opendaylight.openflowplugin.impl.protocol.deserialization.messages.GroupMessageDeserializer;
21 import org.opendaylight.openflowplugin.impl.protocol.deserialization.messages.MeterMessageDeserializer;
22 import org.opendaylight.openflowplugin.impl.protocol.deserialization.messages.PacketInMessageDeserializer;
23 import org.opendaylight.openflowplugin.impl.protocol.deserialization.messages.PortMessageDeserializer;
24 import org.opendaylight.openflowplugin.impl.protocol.deserialization.multipart.MultipartReplyMessageDeserializer;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.port.rev130925.PortMessage;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.FlowMessage;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.group.types.rev131018.GroupMessage;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.meter.types.rev130918.MeterMessage;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.multipart.types.rev170112.MultipartReply;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.FlowModInput;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.GroupModInput;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MeterModInput;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.MultipartReplyMessage;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PacketInMessage;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.PortModInput;
38 class MessageDeserializerInjector {
41 * Injects message deserializers into provided {@link org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerExtensionProvider}
42 * @param provider OpenflowJava deserializer extension provider
44 static void injectDeserializers(final DeserializerExtensionProvider provider) {
45 // Inject new message deserializers here using injector created by createInjector method
46 final Function<Integer, Function<Class<? extends OfHeader>, Consumer<OFDeserializer<? extends OfHeader>>>> injector =
47 createInjector(provider, EncodeConstants.OF13_VERSION_ID);
49 injector.apply(10).apply(org.opendaylight.yang.gen.v1.urn.opendaylight.packet.service.rev130709
50 .PacketInMessage.class).accept(new PacketInMessageDeserializer());
51 injector.apply(19).apply(MultipartReply.class).accept(new MultipartReplyMessageDeserializer());
55 * Reverts original message deserializers in provided {@link org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerExtensionProvider}
56 * @param provider OpenflowJava deserializer extension provider
58 static void revertDeserializers(final DeserializerExtensionProvider provider) {
59 provider.unregisterDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 10));
60 provider.registerDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 10), PacketInMessage.class);
61 provider.unregisterDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 19));
62 provider.registerDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 19), MultipartReplyMessage.class);
66 * Create injector that will inject new deserializers into #{@link org.opendaylight.openflowjava.protocol.api.extensibility.DeserializerExtensionProvider}
67 * @param provider OpenflowJava deserializer extension provider
68 * @param version Openflow version
72 static Function<Integer, Function<Class<? extends OfHeader>, Consumer<OFDeserializer<? extends OfHeader>>>> createInjector(
73 final DeserializerExtensionProvider provider,
74 final short version) {
75 return code -> retType -> deserializer -> {
76 provider.unregisterDeserializerMapping(new TypeToClassKey(version, code));
77 provider.registerDeserializerMapping(new TypeToClassKey(version, code), retType);
78 provider.registerDeserializer(
79 new MessageCodeKey(version, code, retType),
85 static void injectLegacyDeserializers(final DeserializerExtensionProvider provider) {
86 final Function<Integer, Function<Class<? extends OfHeader>, Consumer<OFDeserializer<? extends OfHeader>>>> injector =
87 createInjector(provider, EncodeConstants.OF13_VERSION_ID);
89 injector.apply(14).apply(FlowMessage.class).accept(new FlowMessageDeserializer());
90 injector.apply(15).apply(GroupMessage.class).accept(new GroupMessageDeserializer());
91 injector.apply(29).apply(MeterMessage.class).accept(new MeterMessageDeserializer());
92 injector.apply(16).apply(PortMessage.class).accept(new PortMessageDeserializer());
96 static void revertLegacyDeserializers(final DeserializerExtensionProvider provider) {
97 provider.unregisterDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 14));
98 provider.registerDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 14), FlowModInput.class);
99 provider.unregisterDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 15));
100 provider.registerDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 15), GroupModInput.class);
101 provider.unregisterDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 29));
102 provider.registerDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 29), MeterModInput.class);
103 provider.unregisterDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 16));
104 provider.registerDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 16), PortModInput.class);
105 provider.unregisterDeserializerMapping(new TypeToClassKey(EncodeConstants.OF13_VERSION_ID, 19));