| /* |
| * Copyright 2016-present 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.isis.io.isispacket.tlv.subtlv; |
| |
| import com.google.common.base.MoreObjects; |
| import com.google.common.primitives.Bytes; |
| import org.jboss.netty.buffer.ChannelBuffer; |
| import org.onlab.packet.Ip4Address; |
| import org.onosproject.isis.io.isispacket.tlv.TlvHeader; |
| import org.onosproject.isis.io.util.IsisUtil; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * Representation of interface ip address TE value. |
| */ |
| public class InterfaceIpAddress extends TlvHeader implements TrafficEngineeringSubTlv { |
| private static final Logger log = |
| LoggerFactory.getLogger(NeighborIpAddress.class); |
| private Ip4Address localInterfaceIPAddress; |
| |
| /** |
| * Creates an instance of local interface ip address. |
| * |
| * @param header tlv header instance |
| */ |
| public InterfaceIpAddress(TlvHeader header) { |
| this.setTlvType(header.tlvType()); |
| this.setTlvLength(header.tlvLength()); |
| } |
| |
| /** |
| * Adds local interface ip address. |
| * |
| * @param localAddress ip address |
| */ |
| public void setIpAddress(Ip4Address localAddress) { |
| this.localInterfaceIPAddress = localAddress; |
| } |
| |
| /** |
| * Gets local interface ip address. |
| * |
| * @return localAddress ip address |
| */ |
| public Ip4Address localInterfaceIPAddress() { |
| return localInterfaceIPAddress; |
| } |
| |
| /** |
| * Reads bytes from channel buffer. |
| * |
| * @param channelBuffer channel buffer instance |
| */ |
| public void readFrom(ChannelBuffer channelBuffer) { |
| while (channelBuffer.readableBytes() >= IsisUtil.FOUR_BYTES) { |
| byte[] tempByteArray = new byte[IsisUtil.FOUR_BYTES]; |
| channelBuffer.readBytes(tempByteArray, 0, IsisUtil.FOUR_BYTES); |
| this.setIpAddress(Ip4Address.valueOf(tempByteArray)); |
| |
| } |
| } |
| |
| /** |
| * Gets local interface ip address as byte array. |
| * |
| * @return local interface ip address as byte array |
| */ |
| public byte[] asBytes() { |
| byte[] linkSubType = null; |
| |
| byte[] linkSubTlvHeader = tlvHeaderAsByteArray(); |
| byte[] linkSubTlvBody = tlvBodyAsBytes(); |
| linkSubType = Bytes.concat(linkSubTlvHeader, linkSubTlvBody); |
| |
| return linkSubType; |
| } |
| |
| /** |
| * Gets byte array of local interface ip address. |
| * |
| * @return byte array of local interface ip address |
| */ |
| public byte[] tlvBodyAsBytes() { |
| |
| List<Byte> linkSubTypeBody = new ArrayList<>(); |
| |
| linkSubTypeBody.addAll(Bytes.asList(this.localInterfaceIPAddress.toOctets())); |
| |
| |
| return Bytes.toArray(linkSubTypeBody); |
| } |
| |
| @Override |
| public String toString() { |
| return MoreObjects.toStringHelper(getClass()) |
| .omitNullValues() |
| .add("localInterfaceIPAddress", localInterfaceIPAddress) |
| .toString(); |
| } |
| } |