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 * Copyright (c) 2014, 2016, 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

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 */

package jdk.jshell.execution;

/**

 * Communication constants shared between the main process and the remote

 * execution process.  These are not enums to allow for future expansion, and

 * remote/local of different versions.

 *

 * @author Robert Field

 */

class RemoteCodes {

    /**

     * Command prefix markers.

     */

    static final int COMMAND_PREFIX = 0xC03DC03D;

    // Command codes

    /**

     * Exit the the agent.

     */

    static final String CMD_CLOSE          = "CMD_CLOSE";

    /**

     * Load classes.

     */

    static final String CMD_LOAD           = "CMD_LOAD";

    /**

     * Redefine classes.

     */

    static final String CMD_REDEFINE       = "CMD_REDEFINE";

    /**

     * Invoke a method.

     */

    static final String CMD_INVOKE         = "CMD_INVOKE";

    /**

     * Retrieve the value of a variable.

     */

    static final String CMD_VAR_VALUE      = "CMD_VAR_VALUE";

    /**

     * Add to the class-path.

     */

    static final String CMD_ADD_CLASSPATH  = "CMD_ADD_CLASSPATH";

    /**

     * Stop an invoke.

     */

    static final String CMD_STOP           = "CMD_STOP";

    // Return result codes

    /**

     * The command succeeded.

     */

    static final int RESULT_SUCCESS                 = 100;

    /**

     * Unbidden execution engine termination.

     */

    static final int RESULT_TERMINATED              = 101;

    /**

     * Command not implemented.

     */

    static final int RESULT_NOT_IMPLEMENTED         = 102;

    /**

     * The command failed.

     */

    static final int RESULT_INTERNAL_PROBLEM        = 103;

    /**

     * User exception encountered.

     */

    static final int RESULT_USER_EXCEPTION          = 104;

    /**

     * Corralled code exception encountered.

     */

    static final int RESULT_CORRALLED               = 105;

    /**

     * Exception encountered during class load/redefine.

     */

    static final int RESULT_CLASS_INSTALL_EXCEPTION = 106;

    /**

     * The invoke has been stopped.

     */

    static final int RESULT_STOPPED                 = 107;

}