| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * 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; |
| |
| public class BgpEvpnLabel implements Comparable<BgpEvpnLabel> { |
| |
| public static final int MPLS_LABEL_LENGTH = 3; |
| private byte[] mplsLabel; |
| |
| /** |
| * Resets fields. |
| */ |
| public BgpEvpnLabel() { |
| this.mplsLabel = null; |
| } |
| |
| /** |
| * Constructor to initialize parameters. |
| * |
| * @param bgpEvpnLabel mpls label |
| */ |
| public BgpEvpnLabel(byte[] bgpEvpnLabel) { |
| this.mplsLabel = bgpEvpnLabel; |
| } |
| |
| /** |
| * Reads mpls label from channelBuffer. |
| * |
| * @param cb channelBuffer |
| * @return object of mpls label |
| */ |
| public static BgpEvpnLabel read(ChannelBuffer cb) { |
| return new BgpEvpnLabel(cb.readBytes(3).array()); |
| } |
| |
| /** |
| * writes mpls label into channelBuffer. |
| * |
| * @param cb channelBuffer |
| * @return length length of written data |
| */ |
| public int write(ChannelBuffer cb) { |
| int iLenStartIndex = cb.writerIndex(); |
| cb.writeBytes(mplsLabel); |
| return cb.writerIndex() - iLenStartIndex; |
| } |
| |
| /** |
| * Returns mpls label. |
| * |
| * @return mpls label |
| */ |
| public byte[] getMplsLabel() { |
| return this.mplsLabel; |
| } |
| |
| @Override |
| public int compareTo(BgpEvpnLabel mplsLabel) { |
| return 0; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| |
| if (obj instanceof BgpEvpnLabel) { |
| |
| BgpEvpnLabel that = (BgpEvpnLabel) obj; |
| |
| if (this.mplsLabel == that.mplsLabel) { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(mplsLabel); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("mplsLabel", mplsLabel).toString(); |
| } |
| } |