| /* |
| * Copyright 2018-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.onlab.packet.lacp; |
| |
| import org.onlab.packet.Deserializer; |
| |
| import java.nio.ByteBuffer; |
| |
| import static com.google.common.base.MoreObjects.toStringHelper; |
| import static org.onlab.packet.PacketUtils.checkInput; |
| |
| /** |
| * Represents LACP terminator information. |
| */ |
| public class LacpTerminatorTlv extends LacpTlv { |
| public static final byte LENGTH = 0; |
| static final byte PADDING_LENGTH = 50; |
| private static final byte[] PADDING = new byte[PADDING_LENGTH]; |
| |
| /** |
| * Deserializer function for LacpTerminatorTlv packets. |
| * |
| * @return deserializer function |
| */ |
| public static Deserializer<LacpTerminatorTlv> deserializer() { |
| return (data, offset, length) -> { |
| checkInput(data, offset, length, LENGTH); |
| |
| return new LacpTerminatorTlv(); |
| }; |
| } |
| |
| @Override |
| public byte[] serialize() { |
| final byte[] data = new byte[LENGTH + PADDING_LENGTH]; |
| |
| final ByteBuffer bb = ByteBuffer.wrap(data); |
| bb.put(PADDING); |
| |
| return data; |
| } |
| |
| @Override |
| public String toString() { |
| return toStringHelper(getClass()).toString(); |
| } |
| } |