public static final void usageAndExit(String[] expectedArgs) {
String clazz = threadRootClass();
StringBuilder b = new StringBuilder();
b.append("USAGE: ").append(clazz).append(" ");
for (String arg : expectedArgs) {
b.append(arg).append(" ");
}
System.out.println(b.toString());
System.exit(ExitCode.INVALID_ARGUMENTS.code);
}
private static final void dumpOptions(Map<String, String> options) {
StringBuilder b = new StringBuilder();
for (String key : options.keySet()) {
b.append("--").append(key).append(" \"").append(options.get(key)).append("\" \\\n");
}
try {
File f = touch("options");
if (f != null) {
FileWriter w = new FileWriter(f);
w.write(b.toString());
w.close();
}
} catch (IOException e) {
log.warn(LOG_TAG, "Could not write options file");
}
}
public static final void usageAndExit(Map<String, String[]> argToFlagsMap) {
String clazz = threadRootClass();
StringBuilder b = new StringBuilder();
b.append("USAGE: ").append(clazz).append("\n\t");
for (String arg : argToFlagsMap.keySet()) {
String[] flags = argToFlagsMap.get(arg);
if (flags == null || flags.length == 0) {
throw new IllegalArgumentException("No flags registered for arg: " + arg);
}
b.append("{");
for (int i = 0; i < flags.length - 1; i++) {
b.append(flags[i]).append(",");
}
b.append(flags[flags.length - 1]).append("}");
}
System.out.println(b.toString());
System.exit(ExitCode.INVALID_ARGUMENTS.code);
}