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.spi.pojo;
10 import com.google.common.cache.Cache;
11 import com.google.common.cache.CacheBuilder;
12 import java.util.concurrent.atomic.AtomicReference;
13 import org.opendaylight.protocol.bgp.parser.spi.AttributeParser;
14 import org.opendaylight.protocol.bgp.parser.spi.AttributeSerializer;
15 import org.opendaylight.protocol.bgp.parser.spi.BGPExtensionProviderContext;
16 import org.opendaylight.protocol.bgp.parser.spi.BgpPrefixSidTlvParser;
17 import org.opendaylight.protocol.bgp.parser.spi.BgpPrefixSidTlvSerializer;
18 import org.opendaylight.protocol.bgp.parser.spi.CapabilityParser;
19 import org.opendaylight.protocol.bgp.parser.spi.CapabilitySerializer;
20 import org.opendaylight.protocol.bgp.parser.spi.MessageParser;
21 import org.opendaylight.protocol.bgp.parser.spi.MessageSerializer;
22 import org.opendaylight.protocol.bgp.parser.spi.NextHopParserSerializer;
23 import org.opendaylight.protocol.bgp.parser.spi.NlriParser;
24 import org.opendaylight.protocol.bgp.parser.spi.NlriSerializer;
25 import org.opendaylight.protocol.bgp.parser.spi.ParameterParser;
26 import org.opendaylight.protocol.bgp.parser.spi.ParameterSerializer;
27 import org.opendaylight.protocol.bgp.parser.spi.extended.community.ExtendedCommunityParser;
28 import org.opendaylight.protocol.bgp.parser.spi.extended.community.ExtendedCommunitySerializer;
29 import org.opendaylight.protocol.util.ReferenceCache;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.BgpParameters;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.bgp.prefix.sid.bgp.prefix.sid.tlvs.BgpPrefixSidTlv;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.AddressFamily;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.SubsequentAddressFamily;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.extended.community.ExtendedCommunity;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.next.hop.CNextHop;
36 import org.opendaylight.yangtools.concepts.Registration;
37 import org.opendaylight.yangtools.yang.binding.DataObject;
38 import org.opendaylight.yangtools.yang.binding.Notification;
40 public class SimpleBGPExtensionProviderContext extends SimpleBGPExtensionConsumerContext
41 implements BGPExtensionProviderContext {
43 public static final int DEFAULT_MAXIMUM_CACHED_OBJECTS = 100000;
45 private final AtomicReference<Cache<Object, Object>> cacheRef;
46 private final ReferenceCache referenceCache = new ReferenceCache() {
48 public <T> T getSharedReference(final T object) {
49 final Cache<Object, Object> cache = SimpleBGPExtensionProviderContext.this.cacheRef.get();
51 @SuppressWarnings("unchecked")
52 final T ret = (T) cache.getIfPresent(object);
54 cache.put(object, object);
62 public SimpleBGPExtensionProviderContext() {
63 this(DEFAULT_MAXIMUM_CACHED_OBJECTS);
66 public SimpleBGPExtensionProviderContext(final int maximumCachedObjects) {
67 final Cache<Object, Object> cache = CacheBuilder.newBuilder().maximumSize(maximumCachedObjects).build();
68 this.cacheRef = new AtomicReference<>(cache);
72 public Registration registerAddressFamily(final Class<? extends AddressFamily> clazz, final int number) {
73 return this.getAddressFamilyRegistry().registerAddressFamily(clazz, number);
77 public Registration registerAttributeParser(final int attributeType, final AttributeParser parser) {
78 return this.getAttributeRegistry().registerAttributeParser(attributeType, parser);
82 public Registration registerAttributeSerializer(final Class<? extends DataObject> attributeClass,
83 final AttributeSerializer serializer) {
84 return this.getAttributeRegistry().registerAttributeSerializer(attributeClass, serializer);
88 public Registration registerCapabilityParser(final int capabilityType, final CapabilityParser parser) {
89 return this.getCapabilityRegistry().registerCapabilityParser(capabilityType, parser);
93 public Registration registerCapabilitySerializer(final Class<? extends DataObject> capabilityClass,
94 final CapabilitySerializer serializer) {
95 return this.getCapabilityRegistry().registerCapabilitySerializer(capabilityClass, serializer);
99 public Registration registerMessageParser(final int messageType, final MessageParser parser) {
100 return this.getMessageRegistry().registerMessageParser(messageType, parser);
104 public Registration registerMessageSerializer(final Class<? extends Notification> messageClass,
105 final MessageSerializer serializer) {
106 return this.getMessageRegistry().registerMessageSerializer(messageClass, serializer);
110 public Registration registerNlriParser(final Class<? extends AddressFamily> afi,
111 final Class<? extends SubsequentAddressFamily> safi, final NlriParser parser,
112 final NextHopParserSerializer nextHopParserSerializer, final Class<? extends CNextHop> cnextHopClass,
113 final Class<? extends CNextHop>... cnextHopClassList) {
114 return this.getNlriRegistry().registerNlriParser(afi, safi, parser, nextHopParserSerializer, cnextHopClass,
119 public Registration registerNlriSerializer(final Class<? extends DataObject> nlriClass,
120 final NlriSerializer serializer) {
121 return this.getNlriRegistry().registerNlriSerializer(nlriClass, serializer);
125 public Registration registerParameterParser(final int parameterType, final ParameterParser parser) {
126 return this.getParameterRegistry().registerParameterParser(parameterType, parser);
130 public Registration registerParameterSerializer(final Class<? extends BgpParameters> paramClass,
131 final ParameterSerializer serializer) {
132 return this.getParameterRegistry().registerParameterSerializer(paramClass, serializer);
136 public Registration registerSubsequentAddressFamily(final Class<? extends SubsequentAddressFamily> clazz,
138 return this.getSubsequentAddressFamilyRegistry().registerSubsequentAddressFamily(clazz, number);
142 public ReferenceCache getReferenceCache() {
143 return this.referenceCache;
147 public Registration registerExtendedCommunitySerializer(
148 final Class<? extends ExtendedCommunity> extendedCommunityClass,
149 final ExtendedCommunitySerializer serializer) {
150 return this.getExtendedCommunityRegistry().registerExtendedCommunitySerializer(extendedCommunityClass,
155 public Registration registerExtendedCommunityParser(final int type, final int subtype,
156 final ExtendedCommunityParser parser) {
157 return this.getExtendedCommunityRegistry().registerExtendedCommunityParser(type, subtype, parser);
161 public Registration registerBgpPrefixSidTlvParser(final int tlvType, final BgpPrefixSidTlvParser parser) {
162 return this.getBgpPrefixSidTlvRegistry().registerBgpPrefixSidTlvParser(tlvType, parser);
166 public Registration registerBgpPrefixSidTlvSerializer(final Class<? extends BgpPrefixSidTlv> tlvClass,
167 final BgpPrefixSidTlvSerializer serializer) {
168 return this.getBgpPrefixSidTlvRegistry().registerBgpPrefixSidTlvSerializer(tlvClass, serializer);