2 * Copyright (c) 2013 Pantheon Technologies s.r.o. and others. All rights reserved.
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4 * This program and the accompanying materials are made available under the
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5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
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6 * and is available at http://www.eclipse.org/legal/epl-v10.html
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9 package org.opendaylight.openflowjava.protocol.impl.util;
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11 import io.netty.buffer.ByteBuf;
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13 import org.opendaylight.openflowjava.protocol.api.extensibility.MessageCodeKey;
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14 import org.opendaylight.openflowjava.protocol.api.keys.ActionDeserializerKey;
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15 import org.opendaylight.openflowjava.protocol.api.keys.InstructionDeserializerKey;
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16 import org.opendaylight.openflowjava.protocol.api.keys.MatchEntryDeserializerKey;
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17 import org.opendaylight.openflowjava.protocol.api.keys.experimenter.ExperimenterActionDeserializerKey;
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18 import org.opendaylight.openflowjava.protocol.api.keys.experimenter.ExperimenterInstructionDeserializerKey;
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19 import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
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22 * @author michal.polkorab
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25 public abstract class CodeKeyMakerFactory {
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31 public static CodeKeyMaker createMatchEntriesKeyMaker(short version) {
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32 return new AbstractCodeKeyMaker(version) {
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34 public MessageCodeKey make(ByteBuf input) {
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35 int oxmClass = input.getUnsignedShort(input.readerIndex());
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36 int oxmField = input.getUnsignedByte(input.readerIndex()
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37 + EncodeConstants.SIZE_OF_SHORT_IN_BYTES) >>> 1;
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38 MatchEntryDeserializerKey key = new MatchEntryDeserializerKey(getVersion(),
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39 oxmClass, oxmField);
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40 if (oxmClass == EncodeConstants.EXPERIMENTER_VALUE) {
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41 long expId = input.getUnsignedInt(input.readerIndex() + EncodeConstants.SIZE_OF_SHORT_IN_BYTES
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42 + 2 * EncodeConstants.SIZE_OF_BYTE_IN_BYTES);
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43 key.setExperimenterId(expId);
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46 key.setExperimenterId(null);
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56 public static CodeKeyMaker createActionsKeyMaker(short version) {
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57 return new AbstractCodeKeyMaker(version) {
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59 public MessageCodeKey make(ByteBuf input) {
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60 int type = input.getUnsignedShort(input.readerIndex());
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61 if (type == EncodeConstants.EXPERIMENTER_VALUE) {
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62 Long expId = input.getUnsignedInt(input.readerIndex()
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63 + 2 * EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
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64 return new ExperimenterActionDeserializerKey(getVersion(), expId);
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66 ActionDeserializerKey actionDeserializerKey = new ActionDeserializerKey(getVersion(), type, null);
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67 return actionDeserializerKey;
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76 public static CodeKeyMaker createInstructionsKeyMaker(short version) {
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77 return new AbstractCodeKeyMaker(version) {
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79 public MessageCodeKey make(ByteBuf input) {
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80 int type = input.getUnsignedShort(input.readerIndex());
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81 if (type == EncodeConstants.EXPERIMENTER_VALUE) {
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82 Long expId = input.getUnsignedInt(input.readerIndex()
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83 + 2 * EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
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84 return new ExperimenterInstructionDeserializerKey(getVersion(), expId);
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86 return new InstructionDeserializerKey(getVersion(), type, null);
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