/*
* Copyright 2014 NAVER Corp.
*
* 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 com.navercorp.pinpoint.rpc.packet;
import org.jboss.netty.buffer.ChannelBuffer;
import org.jboss.netty.buffer.ChannelBuffers;
/**
* @author emeroad
*/
public class PongPacket extends BasicPacket {
public static final PongPacket PONG_PACKET = new PongPacket();
static {
ChannelBuffer buffer = ChannelBuffers.buffer(2);
buffer.writeShort(PacketType.CONTROL_PONG);
PONG_BYTE = buffer.array();
}
private static final byte[] PONG_BYTE;
public PongPacket() {
}
@Override
public short getPacketType() {
return PacketType.CONTROL_PONG;
}
@Override
public ChannelBuffer toBuffer() {
return ChannelBuffers.wrappedBuffer(PONG_BYTE);
}
public static PongPacket readBuffer(short packetType, ChannelBuffer buffer) {
assert packetType == PacketType.CONTROL_PONG;
return PONG_PACKET;
}
@Override
public String toString() {
return "PongPacket";
}
}