| /* |
| * 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 com.google.common.base.MoreObjects; |
| import org.jboss.netty.buffer.ChannelBuffer; |
| import org.onosproject.bgpio.protocol.IgpRouterId; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Arrays; |
| import java.util.Objects; |
| |
| /** |
| * Provides implementation of IsIsPseudonode Tlv. |
| */ |
| public class IsIsPseudonode implements IgpRouterId, BgpValueType { |
| public static final short TYPE = 515; |
| public static final short LENGTH = 7; |
| |
| private final byte[] isoNodeID; |
| private byte psnIdentifier; |
| |
| /** |
| * Constructor to initialize isoNodeID. |
| * |
| * @param isoNodeID ISO system-ID |
| * @param psnIdentifier PSN identifier |
| */ |
| public IsIsPseudonode(byte[] isoNodeID, byte psnIdentifier) { |
| this.isoNodeID = Arrays.copyOf(isoNodeID, isoNodeID.length); |
| this.psnIdentifier = psnIdentifier; |
| } |
| |
| /** |
| * Returns object of this class with specified values. |
| * |
| * @param isoNodeID ISO system-ID |
| * @param psnIdentifier PSN identifier |
| * @return object of IsIsPseudonode |
| */ |
| public static IsIsPseudonode of(final byte[] isoNodeID, |
| final byte psnIdentifier) { |
| return new IsIsPseudonode(isoNodeID, psnIdentifier); |
| } |
| |
| /** |
| * Returns ISO NodeID. |
| * |
| * @return ISO NodeID |
| */ |
| public byte[] getIsoNodeId() { |
| return isoNodeID; |
| } |
| |
| /** |
| * Returns PSN Identifier. |
| * |
| * @return PSN Identifier |
| */ |
| public byte getPsnIdentifier() { |
| return this.psnIdentifier; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Arrays.hashCode(isoNodeID) & Objects.hash(psnIdentifier); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof IsIsPseudonode) { |
| IsIsPseudonode other = (IsIsPseudonode) obj; |
| return Arrays.equals(isoNodeID, other.isoNodeID) |
| && Objects.equals(psnIdentifier, other.psnIdentifier); |
| } |
| return false; |
| } |
| |
| @Override |
| public int write(ChannelBuffer c) { |
| int iLenStartIndex = c.writerIndex(); |
| c.writeShort(TYPE); |
| c.writeShort(LENGTH); |
| c.writeBytes(isoNodeID, 0, LENGTH - 1); |
| c.writeByte(psnIdentifier); |
| return c.writerIndex() - iLenStartIndex; |
| } |
| |
| /** |
| * Reads the channel buffer and returns object of IsIsPseudonode. |
| * |
| * @param cb ChannelBuffer |
| * @return object of IsIsPseudonode |
| */ |
| public static IsIsPseudonode read(ChannelBuffer cb) { |
| byte[] isoNodeID = new byte[LENGTH - 1]; |
| cb.readBytes(isoNodeID); |
| byte psnIdentifier = cb.readByte(); |
| return IsIsPseudonode.of(isoNodeID, psnIdentifier); |
| } |
| |
| @Override |
| public short getType() { |
| return TYPE; |
| } |
| |
| @Override |
| public int compareTo(Object o) { |
| if (this.equals(o)) { |
| return 0; |
| } |
| ByteBuffer value1 = ByteBuffer.wrap(this.isoNodeID); |
| ByteBuffer value2 = ByteBuffer.wrap(((IsIsPseudonode) o).isoNodeID); |
| if (value1.compareTo(value2) != 0) { |
| return value1.compareTo(value2); |
| } |
| return ((Byte) (this.psnIdentifier)).compareTo((Byte) (((IsIsPseudonode) o).psnIdentifier)); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .add("Type", TYPE) |
| .add("Length", LENGTH) |
| .add("isoNodeID", isoNodeID) |
| .add("psnIdentifier", psnIdentifier) |
| .toString(); |
| } |
| } |