Java example source code file (TransportConstants.java)

This example Java source code file (TransportConstants.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

call, dgcack, exceptionalreturn, multiplexprotocol, normalreturn, ping, pingack, protocolack, protocolnack, return, singleopprotocol, streamprotocol, transportconstants, version

The TransportConstants.java Java example source code

/*
 * Copyright (c) 1996, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package sun.rmi.transport;

public class TransportConstants {
    /** Transport magic number: "JRMI"*/
    public static final int Magic = 0x4a524d49;
    /** Transport version number */
    public static final short Version = 2;

    /** Connection uses stream protocol */
    public static final byte StreamProtocol = 0x4b;
    /** Protocol for single operation per connection; no ack required */
    public static final byte SingleOpProtocol = 0x4c;
    /** Connection uses multiplex protocol */
    public static final byte MultiplexProtocol = 0x4d;

    /** Ack for transport protocol */
    public static final byte ProtocolAck = 0x4e;
    /** Negative ack for transport protocol (protocol not supported) */
    public static final byte ProtocolNack = 0x4f;

    /** RMI call */
    public static final byte Call = 0x50;
    /** RMI return */
    public static final byte Return = 0x51;
    /** Ping operation */
    public static final byte Ping = 0x52;
    /** Acknowledgment for Ping operation */
    public static final byte PingAck = 0x53;
    /** Acknowledgment for distributed GC */
    public static final byte DGCAck = 0x54;

    /** Normal return (with or without return value) */
    public static final byte NormalReturn = 0x01;
    /** Exceptional return */
    public static final byte ExceptionalReturn = 0x02;
}