extension/openflowplugin-extension-nicira/src/main/java/org/opendaylight/openflowplugin/extension/vendor/nicira/convertor/match/TcpDstConvertor.java

   1 /*
   2  * Copyright (c) 2015 Hewlett-Packard Enterprise and others.  All rights reserved.
   3  *
   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
   7  */
   8
   9 package org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.match;
  10
  11 import com.google.common.base.Optional;
  12 import org.opendaylight.openflowplugin.extension.api.ConvertorFromOFJava;
  13 import org.opendaylight.openflowplugin.extension.api.ConvertorToOFJava;
  14 import org.opendaylight.openflowplugin.extension.api.ExtensionAugment;
  15 import org.opendaylight.openflowplugin.extension.api.path.MatchPath;
  16 import org.opendaylight.openflowplugin.extension.vendor.nicira.convertor.CodecPreconditionException;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Nxm0Class;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.ofj.nxm.of.match.tcp.dst.grouping.TcpDstValuesBuilder;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.TcpDstCaseValue;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowjava.nx.match.rev140421.oxm.container.match.entry.value.TcpDstCaseValueBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.ExtensionKey;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.general.rev140714.general.extension.grouping.Extension;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlow;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNodesNodeTableFlowBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketIn;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifPacketInBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemoved;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchNotifSwitchFlowRemovedBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessage;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchPacketInMessageBuilder;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStats;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxAugMatchRpcGetFlowStatsBuilder;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmOfTcpDstGrouping;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.NxmOfTcpDstKey;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.of.tcp.dst.grouping.NxmOfTcpDst;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflowplugin.extension.nicira.match.rev140714.nxm.of.tcp.dst.grouping.NxmOfTcpDstBuilder;
  39 import org.opendaylight.yangtools.yang.binding.Augmentation;
  40
  41 /**
  42  * Convert to/from SAL flow model to openflowjava model for TcpDstCase.
  43  *
  44  * @author Aswin Suryanarayanan.
  45  */
  46 public class TcpDstConvertor implements ConvertorToOFJava<MatchEntry>, ConvertorFromOFJava<MatchEntry, MatchPath> {
  47
  48     @Override
  49     public ExtensionAugment<? extends Augmentation<Extension>> convert(MatchEntry input, MatchPath path) {
  50         TcpDstCaseValue tcpDstCaseValue = (TcpDstCaseValue) input.getMatchEntryValue();
  51         NxmOfTcpDstBuilder tcpDstBuilder = new NxmOfTcpDstBuilder();
  52         tcpDstBuilder.setPort(tcpDstCaseValue.getTcpDstValues().getPort());
  53         tcpDstBuilder.setMask(tcpDstCaseValue.getTcpDstValues().getMask());
  54         return resolveAugmentation(tcpDstBuilder.build(), path,
  55                 NxmOfTcpDstKey.class);
  56     }
  57
  58     @Override
  59     public MatchEntry convert(Extension extension) {
  60         Optional<NxmOfTcpDstGrouping> matchGrouping = MatchUtil.TCP_DST_RESOLVER.getExtension(extension);
  61         if (!matchGrouping.isPresent()) {
  62             throw new CodecPreconditionException(extension);
  63         }
  64         TcpDstCaseValueBuilder tcpDstCaseValueBuilder = new TcpDstCaseValueBuilder();
  65         TcpDstValuesBuilder tcpDstValuesBuilder = new TcpDstValuesBuilder();
  66         tcpDstValuesBuilder.setPort(matchGrouping.get().getNxmOfTcpDst().getPort());
  67         tcpDstValuesBuilder.setMask(matchGrouping.get().getNxmOfTcpDst().getMask());
  68         tcpDstCaseValueBuilder.setTcpDstValues(tcpDstValuesBuilder.build());
  69         MatchEntryBuilder ofMatch = MatchUtil
  70                 .createDefaultMatchEntryBuilder(org.opendaylight.yang.gen.v1.urn
  71                                                 .opendaylight.openflowjava.nx.match.rev140421.NxmOfTcpDst.class,
  72                                                 Nxm0Class.class, tcpDstCaseValueBuilder.build());
  73         ofMatch.setHasMask(true);
  74         return ofMatch.build();
  75     }
  76
  77     private static ExtensionAugment<? extends Augmentation<Extension>> resolveAugmentation(NxmOfTcpDst value,
  78                                                                    MatchPath path, Class<? extends ExtensionKey> key) {
  79         switch (path) {
  80             case FLOWS_STATISTICS_UPDATE_MATCH:
  81                 return new ExtensionAugment<>(NxAugMatchNodesNodeTableFlow.class,
  82                         new NxAugMatchNodesNodeTableFlowBuilder().setNxmOfTcpDst(value).build(), key);
  83             case FLOWS_STATISTICS_RPC_MATCH:
  84                 return new ExtensionAugment<>(NxAugMatchRpcGetFlowStats.class,
  85                         new NxAugMatchRpcGetFlowStatsBuilder().setNxmOfTcpDst(value).build(), key);
  86             case PACKET_RECEIVED_MATCH:
  87                 return new ExtensionAugment<>(NxAugMatchNotifPacketIn.class, new NxAugMatchNotifPacketInBuilder()
  88                         .setNxmOfTcpDst(value).build(), key);
  89             case SWITCH_FLOW_REMOVED_MATCH:
  90                 return new ExtensionAugment<>(NxAugMatchNotifSwitchFlowRemoved.class,
  91                         new NxAugMatchNotifSwitchFlowRemovedBuilder().setNxmOfTcpDst(value).build(), key);
  92             case PACKET_IN_MESSAGE_MATCH:
  93                 return new ExtensionAugment<>(NxAugMatchPacketInMessage.class,
  94                         new NxAugMatchPacketInMessageBuilder().setNxmOfTcpDst(value).build(), key);
  95             default:
  96                 throw new CodecPreconditionException(path);
  97         }
  98     }
  99 }