/**
* Abort the application and wait for it to finish.
*
* @param t the exception that signalled the problem
* @throws IOException A wrapper around the exception that was passed in
*/
void abort(Throwable t) throws IOException {
LOG.info("Aborting because of " + StringUtils.stringifyException(t));
try {
downlink.abort();
downlink.flush();
} catch (IOException e) {
// IGNORE cleanup problems
}
try {
handler.waitForFinish();
} catch (Throwable ignored) {
process.destroy();
}
IOException wrapper = new IOException("pipe child exception");
wrapper.initCause(t);
throw wrapper;
}
/**
* Wait for the application to finish
*
* @return did the application finish correctly?
* @throws Throwable
*/
boolean waitForFinish() throws Throwable {
downlink.flush();
return handler.waitForFinish();
}
