org.onlab.packet.lacp.LacpTerminatorTlv Maven / Gradle / Ivy
/*
* 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 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();
}
}