src/jdk.jshell/share/classes/jdk/jshell/execution/RemoteCodes.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
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 * particular file as subject to the "Classpath" exception as provided
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * accompanied this code).
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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 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. Legacy and used within RESULT_USER_EXCEPTION_CHAINED
     */
    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;
    /**
     * User exception encountered.
     * @since 11
     */
    static final int RESULT_USER_EXCEPTION_CHAINED  = 108;
}