Mahesh Poojary S | 5afd06c | 2015-08-21 14:51:04 +0530 | [diff] [blame^] | 1 | /*
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| 2 | * Copyright 2015 Open Networking Laboratory
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | */
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| 16 | package org.onosproject.pcepio.types;
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| 17 |
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| 18 | import java.util.Objects;
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| 19 |
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| 20 | import org.jboss.netty.buffer.ChannelBuffer;
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| 21 | import org.onosproject.pcepio.protocol.PcepVersion;
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| 22 | import org.slf4j.Logger;
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| 23 | import org.slf4j.LoggerFactory;
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| 24 |
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| 25 | import com.google.common.base.MoreObjects;
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| 26 |
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| 27 | /**
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| 28 | * Provide the Maximum Reservable Link Bandwidth.
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| 29 | */
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| 30 | public class MaximumReservableLinkBandwidthTlv implements PcepValueType {
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| 31 |
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| 32 | /* Reference :[RFC5305]/3.5.
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| 33 | * 0 1 2 3
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| 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
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| 35 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| 36 | | Type=[TDB35] | Length=4 |
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| 37 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| 38 | | Maximum Reservable Link Bandwidth |
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| 39 | +-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-++-+-+-+-
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| 40 | */
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| 41 |
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| 42 | protected static final Logger log = LoggerFactory.getLogger(MaximumReservableLinkBandwidthTlv.class);
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| 43 |
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| 44 | public static final short TYPE = 10; // TDB35
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| 45 | public static final short LENGTH = 4;
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| 46 |
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| 47 | private final int rawValue;
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| 48 |
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| 49 | /**
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| 50 | * constructor to initialize rawValue.
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| 51 | *
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| 52 | * @param rawValue MaximumReservableLinkBandwidth
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| 53 | */
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| 54 | public MaximumReservableLinkBandwidthTlv(int rawValue) {
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| 55 | log.debug("MaximumReservableLinkBandwidthTlv");
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| 56 | this.rawValue = rawValue;
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| 57 | }
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| 58 |
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| 59 | /**
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| 60 | * Returns newly created MaximumReservableLinkBandwidth object.
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| 61 | *
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| 62 | * @param raw MaximumReservableLinkBandwidth
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| 63 | * @return object of MaximumReservableLinkBandwidthTlv
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| 64 | */
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| 65 | public static MaximumReservableLinkBandwidthTlv of(final int raw) {
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| 66 | return new MaximumReservableLinkBandwidthTlv(raw);
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| 67 | }
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| 68 |
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| 69 | /**
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| 70 | * Returns value of Maximum Reservable Link Bandwidth.
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| 71 | * @return rawValue Maximum Reservable Link Bandwidth
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| 72 | */
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| 73 | public int getInt() {
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| 74 | return rawValue;
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| 75 | }
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| 76 |
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| 77 | @Override
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| 78 | public PcepVersion getVersion() {
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| 79 | return PcepVersion.PCEP_1;
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| 80 | }
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| 81 |
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| 82 | @Override
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| 83 | public short getType() {
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| 84 | return TYPE;
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| 85 | }
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| 86 |
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| 87 | @Override
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| 88 | public short getLength() {
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| 89 | return LENGTH;
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| 90 | }
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| 91 |
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| 92 | @Override
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| 93 | public int hashCode() {
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| 94 | return Objects.hash(rawValue);
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| 95 | }
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| 96 |
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| 97 | @Override
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| 98 | public boolean equals(Object obj) {
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| 99 | if (this == obj) {
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| 100 | return true;
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| 101 | }
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| 102 | if (obj instanceof MaximumReservableLinkBandwidthTlv) {
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| 103 | MaximumReservableLinkBandwidthTlv other = (MaximumReservableLinkBandwidthTlv) obj;
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| 104 | return Objects.equals(this.rawValue, other.rawValue);
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| 105 | }
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| 106 | return false;
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| 107 | }
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| 108 |
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| 109 | @Override
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| 110 | public int write(ChannelBuffer c) {
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| 111 | int iLenStartIndex = c.writerIndex();
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| 112 | c.writeShort(TYPE);
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| 113 | c.writeShort(LENGTH);
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| 114 | c.writeInt(rawValue);
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| 115 | return c.writerIndex() - iLenStartIndex;
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| 116 | }
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| 117 |
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| 118 | /**
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| 119 | * Reads the channel buffer and returns object of MaximumReservableLinkBandwidthTlv.
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| 120 | *
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| 121 | * @param c input channel buffer
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| 122 | * @return object of MaximumReservableLinkBandwidthTlv
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| 123 | */
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| 124 | public static MaximumReservableLinkBandwidthTlv read(ChannelBuffer c) {
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| 125 | return MaximumReservableLinkBandwidthTlv.of(c.readInt());
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| 126 | }
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| 127 |
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| 128 | @Override
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| 129 | public String toString() {
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| 130 | return MoreObjects.toStringHelper(getClass()).add("Type", TYPE).add("Length", LENGTH).add("Value", rawValue)
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| 131 | .toString();
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| 132 | }
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| 133 | }
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