@Override
public void uncaughtException(Thread t, Throwable e) {
LOG.info("UncaughtExceptionHandler invoked");
if (ShutdownHookManager.isShutdownInProgress()) {
LOG.warn("Thread {} threw a Throwable, but we are shutting down, so ignoring this", t, e);
} else if (e instanceof Error) {
try {
LOG.error("Thread {} threw an Error. Shutting down now...", t, e);
} catch (Throwable err) {
// We don't want to not exit because of an issue with logging
}
if (e instanceof OutOfMemoryError) {
// After catching an OOM java says it is undefined behavior, so don't
// even try to clean up or we can get stuck on shutdown.
try {
System.err.println("Halting due to Out Of Memory Error...");
e.printStackTrace();
} catch (Throwable err) {
// Again we done want to exit because of logging issues.
}
ExitUtil.halt(-1);
} else {
ExitUtil.terminate(-1);
}
} else {
LOG.error("Thread {} threw an Exception. Shutting down now...", t, e);
ExitUtil.terminate(-1);
}
}
/**
* Forcibly terminates the currently running Java virtual machine.
*
* @param status
* @throws ExitException
*/
public static void halt(int status) throws HaltException {
halt(status, "HaltException");
}
/**
* Forcibly terminates the currently running Java virtual machine.
*
* @param status
* @param t
* @throws ExitException
*/
public static void halt(int status, Throwable t) throws HaltException {
halt(status, StringUtils.stringifyException(t));
}