openflowplugin/src/main/java/org/opendaylight/openflowplugin/openflow/md/core/sal/convertor/match/cases/SalToOfIpv6MatchArbitraryBitMaskCase.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. 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.openflow.md.core.sal.convertor.match.cases;
  10
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import java.util.Optional;
  14 import javax.annotation.Nonnull;
  15 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.ConvertorExecutor;
  16 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.ConvertorCase;
  17 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.IpConversionUtil;
  18 import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.data.VersionConvertorData;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.model.match.types.rev131026.match.layer._3.match.Ipv6MatchArbitraryBitMask;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.opendaylight.ipv6.arbitrary.bitmask.fields.rev160224.Ipv6ArbitraryMask;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Dst;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.Ipv6Src;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.OpenflowBasicClass;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntry;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entries.grouping.MatchEntryBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6DstCaseBuilder;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.Ipv6SrcCaseBuilder;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.dst._case.Ipv6DstBuilder;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.oxm.rev150225.match.entry.value.grouping.match.entry.value.ipv6.src._case.Ipv6SrcBuilder;
  30
  31 public class SalToOfIpv6MatchArbitraryBitMaskCase extends ConvertorCase<Ipv6MatchArbitraryBitMask, List<MatchEntry>, VersionConvertorData> {
  32     public SalToOfIpv6MatchArbitraryBitMaskCase() {
  33         super(Ipv6MatchArbitraryBitMask.class, true);
  34     }
  35
  36     @Override
  37     public Optional<List<MatchEntry>> process(@Nonnull Ipv6MatchArbitraryBitMask source, VersionConvertorData data, ConvertorExecutor convertorExecutor) {
  38         List<MatchEntry> result = new ArrayList<>();
  39
  40         if (source.getIpv6SourceAddressNoMask() != null) {
  41             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  42             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  43             matchEntryBuilder.setOxmMatchField(Ipv6Src.class);
  44
  45             Ipv6SrcCaseBuilder ipv6SrcCaseBuilder = new Ipv6SrcCaseBuilder();
  46             Ipv6SrcBuilder ipv6SrcBuilder = new Ipv6SrcBuilder();
  47             ipv6SrcBuilder.setIpv6Address(source.getIpv6SourceAddressNoMask());
  48             Ipv6ArbitraryMask sourceArbitrarySubNetMask = source.getIpv6SourceArbitraryBitmask();
  49             boolean hasMask = false;
  50             if (sourceArbitrarySubNetMask != null) {
  51                 byte[] maskByteArray = IpConversionUtil.convertIpv6ArbitraryMaskToByteArray(sourceArbitrarySubNetMask);
  52                 if (maskByteArray != null) {
  53                     ipv6SrcBuilder.setMask(maskByteArray);
  54                     hasMask = true;
  55                 }
  56             }
  57             matchEntryBuilder.setHasMask(hasMask);
  58             ipv6SrcCaseBuilder.setIpv6Src(ipv6SrcBuilder.build());
  59             matchEntryBuilder.setMatchEntryValue(ipv6SrcCaseBuilder.build());
  60             result.add(matchEntryBuilder.build());
  61         }
  62
  63         if (source.getIpv6DestinationAddressNoMask() != null) {
  64             MatchEntryBuilder matchEntryBuilder = new MatchEntryBuilder();
  65             matchEntryBuilder.setOxmClass(OpenflowBasicClass.class);
  66             matchEntryBuilder.setOxmMatchField(Ipv6Dst.class);
  67
  68             Ipv6DstCaseBuilder ipv6DstCaseBuilder = new Ipv6DstCaseBuilder();
  69             Ipv6DstBuilder ipv6DstBuilder = new Ipv6DstBuilder();
  70
  71             ipv6DstBuilder.setIpv6Address(source.getIpv6DestinationAddressNoMask());
  72             Ipv6ArbitraryMask destinationArbitrarySubNetMask = source.getIpv6DestinationArbitraryBitmask();
  73
  74             boolean hasMask = false;
  75             if (destinationArbitrarySubNetMask != null) {
  76                 byte[] maskByteArray = IpConversionUtil.convertIpv6ArbitraryMaskToByteArray(destinationArbitrarySubNetMask);
  77                 if (maskByteArray != null) {
  78                     ipv6DstBuilder.setMask(maskByteArray);
  79                     hasMask = true;
  80                 }
  81             }
  82             matchEntryBuilder.setHasMask(hasMask);
  83             ipv6DstCaseBuilder.setIpv6Dst(ipv6DstBuilder.build());
  84             matchEntryBuilder.setMatchEntryValue(ipv6DstCaseBuilder.build());
  85             result.add(matchEntryBuilder.build());
  86         }
  87
  88         return Optional.of(result);
  89     }
  90 }