org.waarp.openr66.protocol.localhandler.packet.NoOpPacket.java Source code

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Here is the source code for org.waarp.openr66.protocol.localhandler.packet.NoOpPacket.java

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/**
 * This file is part of Waarp Project.
 * 
 * Copyright 2009, Frederic Bregier, and individual contributors by the @author tags. See the
 * COPYRIGHT.txt in the distribution for a full listing of individual contributors.
 * 
 * All Waarp Project is free software: you can redistribute it and/or modify it under the terms of
 * the GNU General Public License as published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 * 
 * Waarp is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with Waarp . If not, see
 * <http://www.gnu.org/licenses/>.
 */
package org.waarp.openr66.protocol.localhandler.packet;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import org.waarp.openr66.protocol.exception.OpenR66ProtocolPacketException;
import org.waarp.openr66.protocol.localhandler.LocalChannelReference;

/**
 * No Op class
 * 
 * header = empty middle = empty end = empty
 * 
 * @author frederic bregier
 */
public class NoOpPacket extends AbstractLocalPacket {

    /**
     * @param headerLength
     * @param middleLength
     * @param endLength
     * @param buf
     * @return the new EndTransferPacket from buffer
     * @throws OpenR66ProtocolPacketException
     */
    public static NoOpPacket createFromBuffer(int headerLength, int middleLength, int endLength, ByteBuf buf)
            throws OpenR66ProtocolPacketException {
        return new NoOpPacket();
    }

    @Override
    public void createEnd(LocalChannelReference lcr) {
        end = Unpooled.EMPTY_BUFFER;
    }

    @Override
    public void createHeader(LocalChannelReference lcr) {
        header = Unpooled.EMPTY_BUFFER;
    }

    @Override
    public void createMiddle(LocalChannelReference lcr) {
        middle = Unpooled.EMPTY_BUFFER;
    }

    @Override
    public byte getType() {
        return LocalPacketFactory.NOOPPACKET;
    }

    @Override
    public String toString() {
        return "NoOpPacket";
    }

}