treemessage.java

High performance DB query

/*
 * @(#)$Id: TreeMessage.java,v 1.1 2005/07/10 16:42:39 huebsch Exp $
 *
 * Copyright (c) 2001-2004 Regents of the University of California.
 * All rights reserved.
 *
 * This file is distributed under the terms in the attached BERKELEY-LICENSE
 * file. If you do not find these files, copies can be found by writing to:
 * Computer Science Division, Database Group, Universite of California,
 * 617 Soda Hall #1776, Berkeley, CA 94720-1776. Attention: Berkeley License
 *
 * Copyright (c) 2003-2004 Intel Corporation. All rights reserved.
 *
 * This file is distributed under the terms in the attached INTEL-LICENSE file.
 * If you do not find these files, copies can be found by writing to:
 * Intel Research Berkeley, 2150 Shattuck Avenue, Suite 1300,
 * Berkeley, CA, 94704.  Attention:  Intel License Inquiry.
 */


package pier.helpers.trees;

import java.net.InetSocketAddress;
import services.network.Payload;
import util.BitID;
import util.network.serialization.GenericByteBuffer;
import util.network.serialization.SerializationManager;
import util.network.serialization.SerializeInetSocketAddress;

/**
 * Class TreeMessage
 *
 */
public class TreeMessage implements Payload {

    public static long serialVersionUID =
        SerializationManager.getSerialUID("pier.helpers.trees.TreeMessage");
    protected InetSocketAddress sourceSocketAddress;
    protected BitID sourceID;

    /**
     * Constructor TreeMessage
     *
     * @param inputBuffer
     */
    public TreeMessage(GenericByteBuffer inputBuffer) {
        this.sourceSocketAddress =
            SerializeInetSocketAddress.deSerialize(inputBuffer, 4);
        this.sourceID = new BitID(inputBuffer);

        if (sourceID.bigIntegerValue() == null) {
            sourceID = null;
        }
    }

    /**
     * Method serialize
     *
     * @param outputBuffer
     * @return
     */
    public long serialize(GenericByteBuffer outputBuffer) {
        SerializeInetSocketAddress.serialize(outputBuffer, sourceSocketAddress);
        sourceID.serialize(outputBuffer);

        return serialVersionUID;
    }

    /**
     * Constructor TreeMessage
     *
     *
     * @param sourceSocketAddress
     * @param sourceID
     */
    public TreeMessage(InetSocketAddress sourceSocketAddress, BitID sourceID) {
        this.sourceSocketAddress = sourceSocketAddress;
        this.sourceID = sourceID;
    }

    /**
     * Method getSourceSocketAddress
     * @return
     */
    public InetSocketAddress getSourceSocketAddress() {
        return sourceSocketAddress;
    }

    /**
     * Method getSourceID
     * @return
     */
    public BitID getSourceID() {
        return sourceID;
    }

    /**
     * Method getSize
     * @return
     */
    public int getSize() {
        int size = 0;

        if (sourceSocketAddress != null) {
            size += Payload.INET_SOCKET_SIZE;
        }

        if (sourceID != null) {
            size += sourceID.getSize();
        }

        return size;
    }
}