private void printUsage() {
printWelcome();
MP.printMessage(EC.TLC_USAGE);
}
/**
* Print out an error message, with usage hint
*
* @param msg, message to print TODO remove this method and replace the calls
*/
private void printErrorMsg(String msg) {
printWelcome();
MP.printError(EC.WRONG_COMMANDLINE_PARAMS_TLC, msg);
}
/** Prints the welcome message once per instance */
private void printWelcome() {
if (!this.welcomePrinted) {
this.welcomePrinted = true;
MP.printMessage(EC.TLC_VERSION, TLCGlobals.versionOfTLC);
}
}
/** The processing method */
public void process() {
ToolIO.cleanToolObjects(TLCGlobals.ToolId);
// UniqueString.initialize();
// a JMX wrapper that exposes runtime statistics
TLCStandardMBean modelCheckerMXWrapper = TLCStandardMBean.getNullTLCStandardMBean();
// SZ Feb 20, 2009: extracted this method to separate the
// parameter handling from the actual processing
try {
// Initialize:
if (fromChkpt != null) {
// We must recover the intern var table as early as possible
UniqueString.internTbl.recover(fromChkpt);
}
if (cleanup && fromChkpt == null) {
// clean up the states directory only when not recovering
FileUtil.deleteDir(TLCGlobals.metaRoot, true);
}
FP64.Init(fpIndex);
// Start checking:
if (isSimulate) {
// random simulation
RandomGenerator rng = new RandomGenerator();
if (noSeed) {
seed = rng.nextLong();
rng.setSeed(seed);
} else {
rng.setSeed(seed, aril);
}
MP.printMessage(EC.TLC_MODE_SIMU, String.valueOf(seed));
Simulator simulator =
new Simulator(
mainFile,
configFile,
null,
deadlock,
traceDepth,
Long.MAX_VALUE,
rng,
seed,
true,
resolver,
specObj);
// The following statement moved to Spec.processSpec by LL on 10 March 2011
// MP.printMessage(EC.TLC_STARTING);
instance = simulator;
simulator.simulate();
} else {
// model checking
MP.printMessage(EC.TLC_MODE_MC);
AbstractChecker mc = null;
if (TLCGlobals.DFIDMax == -1) {
mc =
new ModelChecker(
mainFile,
configFile,
dumpFile,
deadlock,
fromChkpt,
resolver,
specObj,
(long) fpMemSize,
fpBits);
TLCGlobals.mainChecker = (ModelChecker) mc;
modelCheckerMXWrapper = new ModelCheckerMXWrapper((ModelChecker) mc);
} else {
mc =
new DFIDModelChecker(
mainFile, configFile, dumpFile, deadlock, fromChkpt, true, resolver, specObj);
}
// The following statement moved to Spec.processSpec by LL on 10 March 2011
// MP.printMessage(EC.TLC_STARTING);
instance = mc;
mc.modelCheck();
}
} catch (Throwable e) {
if (e instanceof StackOverflowError) {
System.gc();
MP.printError(EC.SYSTEM_STACK_OVERFLOW, e);
} else if (e instanceof OutOfMemoryError) {
System.gc();
MP.printError(EC.SYSTEM_OUT_OF_MEMORY, e);
} else if (e instanceof RuntimeException) {
// SZ 29.07.2009
// printing the stack trace of the runtime exceptions
MP.printError(EC.GENERAL, e);
// e.printStackTrace();
} else {
MP.printError(EC.GENERAL, e);
}
} finally {
modelCheckerMXWrapper.unregister();
MP.printMessage(EC.TLC_FINISHED);
MP.flush();
}
}