serializeinetsocketaddress.java

来自「High performance DB query」· Java 代码 · 共 103 行

/*
 * @(#)$Id: SerializeInetSocketAddress.java,v 1.6 2004/07/02 23:59:23 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 util.network.serialization;

import java.net.InetSocketAddress;

/**
 * Class SerializeInetSocketAddress
 *
 */
public class SerializeInetSocketAddress {

    public static final int NULL_VALUE = -1;

    /**
     * Method serialize
     *
     * @param outputBuffer
     * @param value
     */
    public static void serialize(GenericByteBuffer outputBuffer,
                                 InetSocketAddress value) {
        if (value == null) {
            outputBuffer.putInt(NULL_VALUE);
        } else {
            outputBuffer.putInt(value.getPort());
            SerializeInetAddress.serialize(outputBuffer, value.getAddress());
        }
    }

    /**
     * Method serializeHostname
     *
     * @param outputBuffer
     * @param value
     */
    public static void serializeHostname(GenericByteBuffer outputBuffer,
                                         InetSocketAddress value) {
        if (value == null) {
            outputBuffer.putInt(NULL_VALUE);
        } else {
            outputBuffer.putInt(value.getPort());
            SerializeInetAddress.serializeHostname(outputBuffer,
                                                   value.getAddress());
        }
    }

    /**
     * Method deSerialize
     *
     * @param inputBuffer
     * @param bytes
     * @return
     */
    public static InetSocketAddress deSerialize(GenericByteBuffer inputBuffer,
                                                int bytes) {
        int port = inputBuffer.getInt();

        if (port == NULL_VALUE) {
            return null;
        } else {
            return new InetSocketAddress(
                SerializeInetAddress.deSerialize(inputBuffer, bytes), port);
        }
    }

    /**
     * Method deSerializeHostname
     *
     * @param inputBuffer
     * @return
     */
    public static InetSocketAddress deSerializeHostname(
            GenericByteBuffer inputBuffer) {
        int port = inputBuffer.getInt();

        if (port == NULL_VALUE) {
            return null;
        } else {
            return new InetSocketAddress(
                SerializeInetAddress.deSerializeHostname(inputBuffer), port);
        }
    }
}