pcep/spi/src/main/java/org/opendaylight/protocol/pcep/spi/pojo/SimpleEROSubobjectRegistry.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.spi.pojo;
   9
  10 import org.opendaylight.protocol.concepts.HandlerRegistry;
  11 import org.opendaylight.protocol.pcep.spi.EROSubobjectParser;
  12 import org.opendaylight.protocol.pcep.spi.EROSubobjectRegistry;
  13 import org.opendaylight.protocol.pcep.spi.EROSubobjectSerializer;
  14 import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
  15 import org.opendaylight.protocol.util.Values;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.explicit.route.object.ero.Subobject;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev130820.basic.explicit.route.subobjects.SubobjectType;
  18 import org.opendaylight.yangtools.yang.binding.DataContainer;
  19
  20 import com.google.common.base.Preconditions;
  21
  22 public final class SimpleEROSubobjectRegistry implements EROSubobjectRegistry {
  23         private final HandlerRegistry<DataContainer, EROSubobjectParser, EROSubobjectSerializer> handlers = new HandlerRegistry<>();
  24
  25         public AutoCloseable registerSubobjectParser(final int subobjectType, final EROSubobjectParser parser) {
  26                 Preconditions.checkArgument(subobjectType >= 0 && subobjectType <= Values.UNSIGNED_SHORT_MAX_VALUE);
  27                 return this.handlers.registerParser(subobjectType, parser);
  28         }
  29
  30         public AutoCloseable registerSubobjectSerializer(final Class<? extends SubobjectType> subobjectClass,
  31                         final EROSubobjectSerializer serializer) {
  32                 return this.handlers.registerSerializer(subobjectClass, serializer);
  33         }
  34
  35         @Override
  36         public Subobject parseSubobject(int type, byte[] buffer, boolean loose) throws PCEPDeserializerException {
  37                 Preconditions.checkArgument(type >= 0 && type <= Values.UNSIGNED_SHORT_MAX_VALUE);
  38                 final EROSubobjectParser parser = this.handlers.getParser(type);
  39                 if (parser == null) {
  40                         return null;
  41                 }
  42                 return parser.parseSubobject(buffer, loose);
  43         }
  44
  45         @Override
  46         public byte[] serializeSubobject(Subobject subobject) {
  47                 final EROSubobjectSerializer serializer = this.handlers.getSerializer(subobject.getSubobjectType().getImplementedInterface());
  48                 if (serializer == null) {
  49                         return null;
  50                 }
  51                 return serializer.serializeSubobject(subobject);
  52         }
  53 }