2 * Copyright 2015 Open Networking Laboratory
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.onosproject.pcepio.types;
18 import java.util.Objects;
20 import org.jboss.netty.buffer.ChannelBuffer;
21 import org.onosproject.pcepio.protocol.PcepVersion;
22 import org.slf4j.Logger;
23 import org.slf4j.LoggerFactory;
25 import com.google.common.base.MoreObjects;
28 * Provide the Maximum Link Bandwidth.
30 public class MaximumLinkBandwidthTlv implements PcepValueType {
32 /* Reference :[RFC5305]/3.3.
34 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
35 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
36 | Type=[TDB34] | Length=4 |
37 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
38 | Maximum Link Bandwidth |
39 +-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-++-+-+-+-
42 protected static final Logger log = LoggerFactory.getLogger(MaximumLinkBandwidthTlv.class);
44 public static final short TYPE = 9; //TDB34
45 public static final short LENGTH = 4;
47 private final int rawValue;
50 * Constructor to initialize rawValue.
52 * @param rawValue Maximum-Link-Bandwidth
55 public MaximumLinkBandwidthTlv(int rawValue) {
56 this.rawValue = rawValue;
60 * Returns newly created MaximumLinkBandwidthTlv object.
62 * @param raw value of Maximum-Link-Bandwidth
63 * @return object of MaximumLinkBandwidthTlv
65 public static MaximumLinkBandwidthTlv of(final int raw) {
66 return new MaximumLinkBandwidthTlv(raw);
70 * Returns value of Maximum Link Bandwidth.
72 * @return rawValue Maximum Link Bandwidth
79 public PcepVersion getVersion() {
80 return PcepVersion.PCEP_1;
84 public short getType() {
89 public short getLength() {
94 public int hashCode() {
95 return Objects.hash(rawValue);
99 public boolean equals(Object obj) {
103 if (obj instanceof MaximumLinkBandwidthTlv) {
104 MaximumLinkBandwidthTlv other = (MaximumLinkBandwidthTlv) obj;
105 return Objects.equals(rawValue, other.rawValue);
111 public int write(ChannelBuffer c) {
112 int iLenStartIndex = c.writerIndex();
114 c.writeShort(LENGTH);
115 c.writeInt(rawValue);
116 return c.writerIndex() - iLenStartIndex;
120 * Reads the channel buffer and returns object of MaximumLinkBandwidthTlv.
122 * @param c input channel buffer
123 * @return object of MaximumLinkBandwidthTlv
125 public static MaximumLinkBandwidthTlv read(ChannelBuffer c) {
126 return MaximumLinkBandwidthTlv.of(c.readInt());
130 public String toString() {
131 return MoreObjects.toStringHelper(getClass())
133 .add("Length", LENGTH)
134 .add("Value", rawValue)