2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.protocol.bgp.parser.impl.message.update;
10 import com.google.common.base.Preconditions;
11 import com.google.common.collect.Lists;
13 import io.netty.buffer.ByteBuf;
15 import java.util.List;
17 import org.opendaylight.protocol.bgp.parser.BGPDocumentedException;
18 import org.opendaylight.protocol.bgp.parser.spi.AttributeParser;
19 import org.opendaylight.protocol.util.ReferenceCache;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.ExtendedCommunities;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.update.PathAttributesBuilder;
23 public final class ExtendedCommunitiesAttributeParser implements AttributeParser {
24 public static final int TYPE = 16;
26 private final ReferenceCache refCache;
28 public ExtendedCommunitiesAttributeParser(final ReferenceCache refCache) {
29 this.refCache = Preconditions.checkNotNull(refCache);
33 public void parseAttribute(final ByteBuf buffer, final PathAttributesBuilder builder) throws BGPDocumentedException {
34 final List<ExtendedCommunities> set = Lists.newArrayList();
35 while (buffer.isReadable()) {
36 final ExtendedCommunities comm = CommunitiesParser.parseExtendedCommunity(this.refCache, buffer.slice(buffer.readerIndex(),
37 CommunitiesParser.EXTENDED_COMMUNITY_LENGTH));
38 buffer.skipBytes(CommunitiesParser.EXTENDED_COMMUNITY_LENGTH);
41 builder.setExtendedCommunities(set);