// This should be all we need to put in a main function.
// args are the commandline arguments
// First object is the Runnable object to call run on.
// All of them are objects whose options args is to supposed to populate.
public static void run(String[] args, Object... objects) {
init(args, objects);
if (makeThunk) {
setExecStatus("thunk", true);
printOutputMap(Execution.getFile("output.map"));
List<String> cmd = new ArrayList();
cmd.add("java");
if (thunkJavaOpts != null) cmd.add(thunkJavaOpts);
cmd.add("-cp " + StrUtils.join(jarFiles, ":") + ":" + System.getProperty("java.class.path"));
cmd.addAll(
ListUtils.newList(
objects[0].getClass().getName(),
"++" + virtualExecDir, // Load these options
// Next time when we run, just run in the same path that we used to create the thunk
"-execDir",
virtualExecDir,
"-overwriteExecDir"));
IOUtils.printLinesHard(
Execution.getFile("job.map"),
ListUtils.newList(
"workingDir\t" + SysInfoUtils.getcwd(), // Run from current directory
"command\t" + StrUtils.join(cmd, "\t"),
"priority\t" + thunkPriority));
} else {
if (dontCatchExceptions) {
((Runnable) objects[0]).run();
} else {
try {
((Runnable) objects[0]).run();
} catch (Throwable t) {
raiseException(t);
}
}
}
finish();
}
public static void init(String[] args, Object... objects) {
// Parse options
parser = new OptionsParser();
parser.doRegister("log", LogInfo.class);
parser.doRegister("exec", Execution.class);
parser.doRegisterAll(objects);
// These options are specific to the execution, so we don't want to overwrite them
// with a previous execution's.
parser.setDefaultDirFileName("options.map");
parser.setIgnoreOptsFromFileName(
"options.map",
ListUtils.newList(
"log.file",
"exec.execDir",
"exec.execPoolDir",
"exec.actualPoolDir",
"exec.makeThunk"));
if (!parser.doParse(args)) System.exit(1);
// Load classes
if (jarFiles.size() > 0) {
List<String> names = new ArrayList();
for (String jarFile : jarFiles) names.add(new File(jarFile).getName());
stderr.println("Loading JAR files: " + StrUtils.join(names));
for (String jarFile : jarFiles) // Load classes
ClassInitializer.initializeJar(jarFile);
}
// Set character encoding
if (charEncoding != null) CharEncUtils.setCharEncoding(charEncoding);
if (printOptionsAndExit) { // Just print options and exit
parser.doGetOptionPairs().print(stdout);
System.exit(0);
}
// Create a new directory
if (create) {
createVirtualExecDir();
stderr.println(virtualExecDir);
if (!makeThunk) LogInfo.file = getFile("log");
// Copy the Jar files for reference
if (!makeThunk) {
for (String jarFile : jarFiles)
Utils.systemHard(String.format("cp %s %s", jarFile, virtualExecDir));
}
} else {
LogInfo.file = "";
}
if (!makeThunk) {
LogInfo.init();
if (startMainTrack) track("main()", true);
}
// Output options
if (!makeThunk && virtualExecDir != null) logs("Execution directory: " + virtualExecDir);
if (!makeThunk) getInfo().printEasy(getFile("info.map"));
printOptions();
if (create && addToView.size() > 0)
IOUtils.printLinesHard(Execution.getFile("addToView"), addToView);
// Start monitoring
if (!makeThunk && monitor) {
monitorThread = new MonitorThread();
monitorThread.start();
}
if (!makeThunk) Record.init(Execution.getFile("record"));
}