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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.attr;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import org.jboss.netty.buffer.ChannelBuffer;
import org.onosproject.bgpio.exceptions.BgpParseException;
import org.onosproject.bgpio.types.BgpErrorType;
import org.onosproject.bgpio.types.BgpValueType;
import org.onosproject.bgpio.util.Validation;
import com.google.common.base.MoreObjects;
/**
* Implements BGP link Shared Risk Link Group attribute.
*/
public class BgpLinkAttrSrlg implements BgpValueType {
public static final short ATTRNODE_SRLG = 1097;
/* Shared Risk Link Group */
private List<Integer> sRlg = new ArrayList<Integer>();
/**
* Constructor to initialize the date.
*
* @param sRlg Shared Risk link group data
*/
public BgpLinkAttrSrlg(List<Integer> sRlg) {
this.sRlg = sRlg;
}
/**
* Returns object of this class with specified values.
*
* @param sRlg Shared Risk link group data
* @return object of BgpLinkAttrSrlg
*/
public static BgpLinkAttrSrlg of(ArrayList<Integer> sRlg) {
return new BgpLinkAttrSrlg(sRlg);
}
/**
* Reads the BGP link attributes Shared Risk link group data.
*
* @param cb Channel buffer
* @return object of type BgpLinkAttrSrlg
* @throws BgpParseException while parsing BgpLinkAttrSrlg
*/
public static BgpLinkAttrSrlg read(ChannelBuffer cb)
throws BgpParseException {
int tempSrlg;
ArrayList<Integer> sRlg = new ArrayList<Integer>();
short lsAttrLength = cb.readShort();
int len = lsAttrLength / Integer.SIZE; // each element is of 4 octets
if (cb.readableBytes() < lsAttrLength) {
Validation.validateLen(BgpErrorType.UPDATE_MESSAGE_ERROR,
BgpErrorType.ATTRIBUTE_LENGTH_ERROR,
lsAttrLength);
}
for (int i = 0; i < len; i++) {
tempSrlg = cb.readInt();
sRlg.add(new Integer(tempSrlg));
}
return BgpLinkAttrSrlg.of(sRlg);
}
/**
* Returns the Shared Risk link group data.
*
* @return array of Shared Risk link group data
*/
public List<Integer> attrSrlg() {
return sRlg;
}
@Override
public short getType() {
return ATTRNODE_SRLG;
}
@Override
public int hashCode() {
return Objects.hash(sRlg);
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof BgpLinkAttrSrlg) {
BgpLinkAttrSrlg other = (BgpLinkAttrSrlg) obj;
return Objects.equals(sRlg, other.sRlg);
}
return false;
}
@Override
public int write(ChannelBuffer cb) {
// TODO This will be implemented in the next version
return 0;
}
@Override
public String toString() {
return MoreObjects.toStringHelper(getClass()).omitNullValues().add("sRlg", sRlg).toString();
}
@Override
public int compareTo(Object o) {
// TODO Auto-generated method stub
return 0;
}
}
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