pcep/impl/src/main/java/org/opendaylight/protocol/pcep/impl/object/PCEPExplicitRouteObjectParser.java

   1 /*
   2  * Copyright (c) 2013 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 package org.opendaylight.protocol.pcep.impl.object;
   9
  10 import java.util.Map;
  11
  12 import org.opendaylight.protocol.pcep.PCEPDeserializerException;
  13 import org.opendaylight.protocol.pcep.PCEPDocumentedException;
  14 import org.opendaylight.protocol.pcep.spi.AbstractObjectParser;
  15 import org.opendaylight.protocol.pcep.spi.SubobjectHandlerRegistry;
  16 import org.opendaylight.protocol.pcep.spi.TlvHandlerRegistry;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ExplicitRouteObject;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Object;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ObjectHeader;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Tlv;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.explicit.route.object.Subobjects;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.path.definition.ExplicitRouteBuilder;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.CSubobject;
  24
  25 import com.google.common.collect.Maps;
  26
  27 /**
  28  * Parser for {@link ExplicitRouteObject}
  29  */
  30 public class PCEPExplicitRouteObjectParser extends AbstractObjectParser<ExplicitRouteBuilder> {
  31
  32         public static final int CLASS = 7;
  33
  34         public static final int TYPE = 1;
  35
  36         public PCEPExplicitRouteObjectParser(final SubobjectHandlerRegistry subobjReg, final TlvHandlerRegistry tlvReg) {
  37                 super(subobjReg, tlvReg);
  38         }
  39
  40         @Override
  41         public ExplicitRouteObject parseObject(final ObjectHeader header, final byte[] bytes) throws PCEPDeserializerException,
  42         PCEPDocumentedException {
  43                 if (bytes == null || bytes.length == 0) {
  44                         throw new IllegalArgumentException("Byte array is mandatory. Can't be null or empty.");
  45                 }
  46
  47                 final ExplicitRouteBuilder builder = new ExplicitRouteBuilder();
  48
  49                 builder.setIgnore(header.isIgnore());
  50                 builder.setProcessingRule(header.isProcessingRule());
  51
  52                 parseSubobjects(builder, bytes);
  53                 return builder.build();
  54         }
  55
  56         @Override
  57         public void addTlv(final ExplicitRouteBuilder builder, final Tlv tlv) {
  58                 // No tlvs defined
  59         }
  60
  61         @Override
  62         public byte[] serializeObject(final Object object) {
  63                 if (!(object instanceof ExplicitRouteObject)) {
  64                         throw new IllegalArgumentException("Wrong instance of PCEPObject. Passed " + object.getClass()
  65                                         + ". Needed ExplicitRouteObject.");
  66                 }
  67
  68                 final ExplicitRouteObject ero = ((ExplicitRouteObject) object);
  69
  70                 assert !(ero.getSubobjects().isEmpty()) : "Empty Explicit Route Object.";
  71
  72                 final Map<CSubobject, Boolean> subs = Maps.newHashMap();
  73                 for (final Subobjects s : ero.getSubobjects()) {
  74                         subs.put((CSubobject) s, s.isLoose());
  75                 }
  76                 return serializeSubobject(subs);
  77         }
  78
  79         // @Override
  80         // public void addSubobject(ExplicitRouteBuilder builder, Map<CSubobject, Boolean> subobjects) {
  81         // List<Subobjects> subs = Lists.newArrayList();
  82         // for (Entry<CSubobject, Boolean> entry : subobjects.entrySet()) {
  83         // SubobjectsBuilder b = new SubobjectsBuilder();
  84         // b.setLoose(entry.getValue());
  85         // CSubobject sub = entry.getKey();
  86         // if (sub instanceof IpPrefixSubobject) {
  87         // b.setSubobjectType(new IpPrefixBuilder().setIpPrefix(((IpPrefix)sub).getIpPrefix()).build());
  88         // subs.add(b.build());
  89         // } else if (sub instanceof AsNumberSubobject) {
  90         // b.setSubobjectType(new AsNumberBuilder().setAsNumber((AsNumber)sub).build());
  91         // subs.add(b.build());
  92         // } else if (sub instanceof LabelSubobject) {
  93         // b.setSubobjectType(new LabelBuilder().setLabels(((Label)sub).getLabels()).build());
  94         // subs.add(b.build());
  95         // } else if (sub instanceof UnnumberedSubobject) {
  96         // b.setSubobjectType(new
  97         // UnnumberedBuilder().setInterfaceId(((Unnumbered)sub).getInterfaceId()).setRouterId(((Unnumbered)sub).getRouterId()).build());
  98         // subs.add(b.build());
  99         // }
 100         // }
 101         // builder.setSubobjects(subs);
 102         // }
 103
 104         @Override
 105         public int getObjectType() {
 106                 return TYPE;
 107         }
 108
 109         @Override
 110         public int getObjectClass() {
 111                 return CLASS;
 112         }
 113 }