+++ /dev/null
-/*
- * JNI interface to C code for MSG.
- *
- * Copyright 2006,2007,2010 The SimGrid Team.
- * All right reserved.
- *
- * This program is free software; you can redistribute
- * it and/or modify it under the terms of the license
- * (GNU LGPL) which comes with this package.
- */
-
-package simgrid.msg;
-
-public final class Msg {
- /* Statically load the library which contains all native functions used in here */
- static {
- try {
- System.loadLibrary("simgrid");
- } catch(UnsatisfiedLinkError e) {
- System.err.println("Cannot load simgrid library: ");
- e.printStackTrace();
- System.err.println(
- "Please check your LD_LIBRARY_PATH, or copy the library to the current directory");
- System.exit(1);
- }
- }
-
- /* FIXME: kill these C crufts */
- /** Returns the last error code of the simulation */
- public final static native int getErrCode();
-
- /** Everything is right. Keep on going the way ! */
- public static final int SUCCESS = 0;
-
- /** Something must be not perfectly clean (but I may be paranoid freak...) */
- public static final int WARNING = 1;
-
- /** There has been a problem during your task transfer.
- * Either the network is down or the remote host has been shutdown */
- public static final int TRANSFERT_FAILURE = 2;
-
- /** System shutdown.
- * The host on which you are running has just been rebooted.
- * Free your data structures and return now ! */
- public static final int HOST_FAILURE = 3;
-
- /** Canceled task. This task has been canceled by somebody ! */
- public static final int TASK_CANCELLLED = 4;
-
- /** You've done something wrong. You'd better look at it... */
- public static final int FATAL_ERROR = 5;
-
- /** Retrieve the simulation time */
- public final static native double getClock();
-
- /** Issue an information logging message */
- public final static native void info(String s);
-
- /*********************************************************************************
- * Deployment and initialization related functions *
- *********************************************************************************/
-
- /**
- * The natively implemented method to initialize a MSG simulation.
- *
- * @param args The arguments of the command line of the simulation.
- *
- * @see Msg.init()
- */
- public final static native void init(String[]args);
-
- /**
- * Run the MSG simulation, and cleanup everything afterward.
- *
- * If you want to chain simulations in the same process, you
- * should call again createEnvironment and deployApplication afterward.
- *
- * @see MSG_run, MSG_clean
- */
- public final static native void run() ;
-
- /**
- * The native implemented method to create the environment of the simulation.
- *
- * @param platformFile The XML file which contains the description of the environment of the simulation
- *
- */
- public final static native void createEnvironment(String platformFile);
-
- /**
- * The method to deploy the simulation.
- *
- * @param platformFile The XML file which contains the description of the application to deploy.
- */
- public final static native void deployApplication(String deploymentFile);
-
- /** Example launcher. You can use it or provide your own launcher, as you wish */
- static public void main(String[]args) throws MsgException {
- /* initialize the MSG simulation. Must be done before anything else (even logging). */
- Msg.init(args);
-
- if (args.length < 2) {
- Msg.info("Usage: Msg platform_file deployment_file");
- System.exit(1);
- }
-
- /* Load the platform and deploy the application */
- Msg.createEnvironment(args[0]);
- Msg.deployApplication(args[1]);
- /* Execute the simulation */
- Msg.run();
- }
-}
