aboutsummaryrefslogtreecommitdiffstats
path: root/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/types/IPv4TERouterIdOfRemoteNodeTlv.java
blob: 21e0989039ba71184bea54a1744607342817a281 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
/*
 * Copyright 2015 Open Networking Laboratory
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.onosproject.pcepio.types;

import java.util.Objects;

import org.jboss.netty.buffer.ChannelBuffer;
import org.onosproject.pcepio.protocol.PcepVersion;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.google.common.base.MoreObjects;

/**
 * Provides IPv4 TE Router Id Of Remote Node.
 */
public class IPv4TERouterIdOfRemoteNodeTlv implements PcepValueType {

    /* Reference :[RFC5305]/4.3
     * 0                   1                   2                   3
      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
     +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
     |              Type=[TDB28]      |             Length=4         |
     +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
     |               IPv4 TE Router Id Of Remote Node                |
     +-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-++-+-+-+-
     */

    protected static final Logger log = LoggerFactory.getLogger(IPv4TERouterIdOfRemoteNodeTlv.class);

    public static final short TYPE = 1340; //TDB28
    public static final short LENGTH = 4;

    private final int rawValue;

    /**
     * Constructor to initialize rawValue.
     *
     * @param rawValue IPv4 TE RouterId Of Remote Node Tlv
     */
    public IPv4TERouterIdOfRemoteNodeTlv(int rawValue) {
        log.debug("IPv4TERouterIdOfRemoteNodeTlv");
        this.rawValue = rawValue;
    }

    /**
     * Returns newly created IPv4TERouterIdOfRemoteNodeTlv object.
     *
     * @param raw IPv4 TE RouterId Of Remote Node
     * @return object of IPv4TERouterIdOfRemoteNodeTlv
     */
    public static IPv4TERouterIdOfRemoteNodeTlv of(final int raw) {
        return new IPv4TERouterIdOfRemoteNodeTlv(raw);
    }

    /**
     * Returns value of IPv4 TE Router Id Of Remote Node.
     *
     * @return rawValue IPv4 TE Router Id Of Remote Node
     */
    public int getInt() {
        return rawValue;
    }

    @Override
    public PcepVersion getVersion() {
        return PcepVersion.PCEP_1;
    }

    @Override
    public short getType() {
        return TYPE;
    }

    @Override
    public short getLength() {
        return LENGTH;
    }

    @Override
    public int hashCode() {
        return Objects.hash(rawValue);
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj instanceof IPv4TERouterIdOfRemoteNodeTlv) {
            IPv4TERouterIdOfRemoteNodeTlv other = (IPv4TERouterIdOfRemoteNodeTlv) obj;
            return Objects.equals(rawValue, other.rawValue);
        }
        return false;
    }

    @Override
    public int write(ChannelBuffer c) {
        int iLenStartIndex = c.writerIndex();
        c.writeShort(TYPE);
        c.writeShort(LENGTH);
        c.writeInt(rawValue);
        return c.writerIndex() - iLenStartIndex;
    }

    /**
     * Reads the channel buffer and returns object of IPv4TERouterIdOfRemoteNodeTlv.
     *
     * @param c input channel buffer
     * @return object of IPv4TERouterIdOfRemoteNodeTlv
     */
    public static IPv4TERouterIdOfRemoteNodeTlv read(ChannelBuffer c) {
        return IPv4TERouterIdOfRemoteNodeTlv.of(c.readInt());
    }

    @Override
    public String toString() {
        return MoreObjects.toStringHelper(getClass())
                .add("Type", TYPE)
                .add("Length", LENGTH)
                .add("Value", rawValue)
                .toString();
    }
}