How to use

_getResultWithTimeout

method

in

org.jgroups.util.Promise

/**
 * Blocks until a result is available, or timeout milliseconds have elapsed
 * @param timeout in ms
 * @return An object
 * @throws TimeoutException If a timeout occurred (implies that timeout > 0)
 */
public T getResultWithTimeout(long timeout) throws TimeoutException {
  return _getResultWithTimeout(timeout);
}

public T getResultWithTimeout(long timeout, boolean reset) throws TimeoutException {
  if(!reset)
    return _getResultWithTimeout(timeout);
  // the lock is acquired because we want to get the result and reset the promise in the same lock scope; if we had
  // to re-acquire the lock for reset(), some other thread could possibly set a new result before reset() is called !
  lock.lock();
  try {
    return _getResultWithTimeout(timeout);
  }
  finally {
    reset();
    lock.unlock();
  }
}

/**
 * Blocks until a result is available, or timeout milliseconds have elapsed
 * @param timeout in ms
 * @return An object
 * @throws TimeoutException If a timeout occurred (implies that timeout > 0)
 */
public T getResultWithTimeout(long timeout) throws TimeoutException {
  return _getResultWithTimeout(timeout);
}

/**
 * Blocks until a result is available, or timeout milliseconds have elapsed
 * @param timeout
 * @return An object
 * @throws TimeoutException If a timeout occurred (implies that timeout > 0)
 */
public Object getResultWithTimeout(long timeout) throws TimeoutException {
  synchronized(this) {
    try {
      return _getResultWithTimeout(timeout);
    }
    finally {
      notifyAll();
    }
  }
}

public T getResultWithTimeout(long timeout, boolean reset) throws TimeoutException {
  if(!reset)
    return _getResultWithTimeout(timeout);
  // the lock is acquired because we want to get the result and reset the promise in the same lock scope; if we had
  // to re-acquire the lock for reset(), some other thread could possibly set a new result before reset() is called !
  lock.lock();
  try {
    return _getResultWithTimeout(timeout);
  }
  finally {
    reset();
    lock.unlock();
  }
}