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/*
* 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.bgpio.types;
import java.util.Objects;
import org.jboss.netty.buffer.ChannelBuffer;
import com.google.common.base.MoreObjects;
/**
* Provides Implementation of Link Local/Remote IdentifiersTlv.
*/
public class LinkLocalRemoteIdentifiersTlv implements BgpValueType {
public static final short TYPE = 258;
private static final int LENGTH = 8;
private final int linkLocalIdentifer;
private final int linkRemoteIdentifer;
/**
* Constructor to initialize parameters.
*
* @param linkLocalIdentifer link local Identifer
* @param linkRemoteIdentifer link remote Identifer
*/
public LinkLocalRemoteIdentifiersTlv(int linkLocalIdentifer, int linkRemoteIdentifer) {
this.linkLocalIdentifer = linkLocalIdentifer;
this.linkRemoteIdentifer = linkRemoteIdentifer;
}
/**
* Returns link remote Identifer.
*
* @return link remote Identifer
*/
public int getLinkRemoteIdentifier() {
return linkRemoteIdentifer;
}
/**
* Returns link local Identifer.
*
* @return link local Identifer
*/
public int getLinkLocalIdentifier() {
return linkLocalIdentifer;
}
@Override
public short getType() {
return TYPE;
}
@Override
public int hashCode() {
return Objects.hash(linkLocalIdentifer, linkRemoteIdentifer);
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof LinkLocalRemoteIdentifiersTlv) {
LinkLocalRemoteIdentifiersTlv other = (LinkLocalRemoteIdentifiersTlv) obj;
return Objects.equals(this.linkLocalIdentifer, other.linkLocalIdentifer)
&& Objects.equals(this.linkRemoteIdentifer, other.linkRemoteIdentifer);
}
return false;
}
@Override
public int write(ChannelBuffer cb) {
int iLenStartIndex = cb.writerIndex();
cb.writeShort(TYPE);
cb.writeShort(LENGTH);
cb.writeInt(linkLocalIdentifer);
cb.writeInt(linkRemoteIdentifer);
return cb.writerIndex() - iLenStartIndex;
}
/**
* Reads the channel buffer and returns object of LinkLocalRemoteIdentifiersTlv.
*
* @param cb channelBuffer
* @return object of LinkLocalRemoteIdentifiersTlv
*/
public static LinkLocalRemoteIdentifiersTlv read(ChannelBuffer cb) {
int linkLocalIdentifer = cb.readInt();
int linkRemoteIdentifer = cb.readInt();
return LinkLocalRemoteIdentifiersTlv.of(linkLocalIdentifer, linkRemoteIdentifer);
}
/**
* Returns object of this class with specified link local identifer and link remote identifer.
*
* @param linkLocalIdentifer link local identifier
* @param linkRemoteIdentifer link remote identifier
* @return object of LinkLocalRemoteIdentifiersTlv
*/
public static LinkLocalRemoteIdentifiersTlv of(final int linkLocalIdentifer, final int linkRemoteIdentifer) {
return new LinkLocalRemoteIdentifiersTlv(linkLocalIdentifer, linkRemoteIdentifer);
}
@Override
public int compareTo(Object o) {
if (this.equals(o)) {
return 0;
}
int result = ((Integer) (this.linkLocalIdentifer))
.compareTo((Integer) (((LinkLocalRemoteIdentifiersTlv) o).linkLocalIdentifer));
if (result != 0) {
return result;
}
return ((Integer) (this.linkRemoteIdentifer))
.compareTo((Integer) (((LinkLocalRemoteIdentifiersTlv) o).linkRemoteIdentifer));
}
@Override
public String toString() {
return MoreObjects.toStringHelper(getClass())
.add("TYPE", TYPE)
.add("LENGTH", LENGTH)
.add("linkLocalIdentifer", linkLocalIdentifer)
.add("linkRemoteIdentifer", linkRemoteIdentifer)
.toString();
}
}
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