bharat saraswal | f7364db | 2015-08-11 13:39:31 +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 |
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| 17 | package org.onosproject.pcepio.types;
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| 18 |
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| 19 | import java.util.Objects;
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| 20 |
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| 21 | import org.jboss.netty.buffer.ChannelBuffer;
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| 22 | import org.onosproject.pcepio.protocol.PcepVersion;
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| 23 | import org.slf4j.Logger;
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| 24 | import org.slf4j.LoggerFactory;
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| 25 |
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| 26 | import com.google.common.base.MoreObjects;
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| 27 |
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| 28 | /**
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| 29 | * Provides StatefulLspErrorCodeTlv.
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| 30 | */
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| 31 | public class StatefulLspErrorCodeTlv implements PcepValueType {
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| 32 |
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| 33 | /* LSP-ERROR-CODE TLV format
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| 34 | *
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| 35 | * Reference :PCEP Extensions for Stateful PCE draft-ietf-pce-stateful-pce-10
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| 36 | *
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| 37 |
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| 38 | 0 1 2 3
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| 39 | 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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| 40 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| 41 | | Type=20 | Length=4 |
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| 42 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| 43 | | LSP Error Code |
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| 44 | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| 45 |
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| 46 | */
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| 47 |
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| 48 | protected static final Logger log = LoggerFactory.getLogger(StatefulLspErrorCodeTlv.class);
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| 49 |
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| 50 | public static final short TYPE = 20;
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| 51 | public static final short LENGTH = 4;
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| 52 | private final int rawValue;
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| 53 |
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| 54 | /**
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| 55 | * Constructor to initialize raw Value.
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| 56 | *
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| 57 | * @param rawValue lsp error code value
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| 58 | */
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| 59 | public StatefulLspErrorCodeTlv(int rawValue) {
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| 60 | this.rawValue = rawValue;
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| 61 | }
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| 62 |
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| 63 | /**
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| 64 | * Creates object of StatefulLspErrorCodeTlv.
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| 65 | *
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| 66 | * @param raw lsp error code value
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| 67 | * @return object of StatefulLspErrorCodeTlv
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| 68 | */
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| 69 | public static StatefulLspErrorCodeTlv of(int raw) {
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| 70 | return new StatefulLspErrorCodeTlv(raw);
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| 71 | }
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| 72 |
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| 73 | @Override
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| 74 | public PcepVersion getVersion() {
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| 75 | return PcepVersion.PCEP_1;
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| 76 | }
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| 77 |
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| 78 | /**
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| 79 | * Returns lsp error code value.
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| 80 | *
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| 81 | * @return lsp error code value
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| 82 | */
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| 83 | public int getInt() {
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| 84 | return rawValue;
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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 short getType() {
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| 94 | return TYPE;
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| 95 | }
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| 96 |
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| 97 | @Override
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| 98 | public int hashCode() {
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| 99 | return Objects.hash(rawValue);
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| 100 | }
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| 101 |
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| 102 | @Override
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| 103 | public boolean equals(Object obj) {
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| 104 | if (this == obj) {
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| 105 | return true;
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| 106 | }
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| 107 | if (obj instanceof StatefulLspErrorCodeTlv) {
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| 108 | StatefulLspErrorCodeTlv other = (StatefulLspErrorCodeTlv) obj;
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| 109 | return Objects.equals(this.rawValue, other.rawValue);
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| 110 | }
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| 111 | return false;
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| 112 | }
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| 113 |
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| 114 | @Override
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| 115 | public int write(ChannelBuffer c) {
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| 116 | int iLenStartIndex = c.writerIndex();
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| 117 | c.writeShort(TYPE);
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| 118 | c.writeShort(LENGTH);
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| 119 | c.writeInt(rawValue);
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| 120 | return c.writerIndex() - iLenStartIndex;
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| 121 | }
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| 122 |
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| 123 | /**
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| 124 | * Reads the channel buffer and returns object of StatefulLspErrorCodeTlv.
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| 125 | *
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| 126 | * @param c of type channel buffer
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| 127 | * @return object of StatefulLspErrorCodeTlv
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| 128 | */
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| 129 | public static StatefulLspErrorCodeTlv read(ChannelBuffer c) {
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| 130 | return StatefulLspErrorCodeTlv.of(c.readInt());
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| 131 | }
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| 132 |
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| 133 | @Override
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bharat saraswal | f7364db | 2015-08-11 13:39:31 +0530 | [diff] [blame] | 134 | public String toString() {
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| 135 | return MoreObjects.toStringHelper(getClass()).add("Type", TYPE).add("Length", LENGTH).add("Value", rawValue)
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| 136 | .toString();
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| 137 | }
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| 138 |
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| 139 | }
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