How to use

UnsafeFutureImpl

in

org.glassfish.grizzly.impl

/**
 * Returns non thread-safe {@link FutureImpl} implementation.
 *
 * @return non thread-safe {@link FutureImpl} implementation.
 */
public static <R> FutureImpl<R> createUnsafeFuture() {
  return UnsafeFutureImpl.create();
}

/**
 * {@inheritDoc}
 */
@Override
public R get(long timeout, TimeUnit unit) throws
    InterruptedException, ExecutionException, TimeoutException {
  return get();
}

/**
 * Notify registered {@link CompletionHandler}s about the result.
 */
private void notifyCompletionHandlers() {
  if (completionHandlers != null) {
    for (CompletionHandler<R> completionHandler : completionHandlers) {
      notifyCompletionHandler(completionHandler);
    }
    
    completionHandlers = null;
  }
}

/**
 * Notify blocked listeners threads about operation completion.
 */
protected void notifyHaveResult() {
  if (recycleMark == 0) {
    isDone = true;
    notifyCompletionHandlers();
  } else {
    recycle(recycleMark == 2);
  }
}

/**
 * {@inheritDoc}
 */
@Override
public boolean cancel(boolean mayInterruptIfRunning) {
  isCancelled = true;
  notifyHaveResult();
  return true;
}

@Override
public void recycle(boolean recycleResult) {
  if (recycleResult && result != null && result instanceof Cacheable) {
    ((Cacheable) result).recycle();
  }
  reset();
  ThreadCache.putToCache(CACHE_IDX, this);
}

/**
 * Construct {@link Future}.
 */
@SuppressWarnings("unchecked")
public static <R> UnsafeFutureImpl<R> create() {
  final UnsafeFutureImpl<R> future = ThreadCache.takeFromCache(CACHE_IDX);
  if (future != null) {
    return future;
  }
  return new UnsafeFutureImpl<R>();
}

  @Override
  public void recycle() {
    recycle(false);
  }
}

/**
 * Notify blocked listeners threads about operation completion.
 */
protected void notifyHaveResult() {
  if (recycleMark == 0) {
    isDone = true;
    notifyCompletionHandlers();
  } else {
    recycle(recycleMark == 2);
  }
}

/**
 * {@inheritDoc}
 */
@Override
public boolean cancel(boolean mayInterruptIfRunning) {
  isCancelled = true;
  notifyHaveResult();
  return true;
}

@Override
public void recycle(boolean recycleResult) {
  if (recycleResult && result != null && result instanceof Cacheable) {
    ((Cacheable) result).recycle();
  }
  reset();
  ThreadCache.putToCache(CACHE_IDX, this);
}

/**
 * Construct {@link Future}.
 */
@SuppressWarnings("unchecked")
public static <R> UnsafeFutureImpl<R> create() {
  final UnsafeFutureImpl<R> future = ThreadCache.takeFromCache(CACHE_IDX);
  if (future != null) {
    return future;
  }
  return new UnsafeFutureImpl<R>();
}

  @Override
  public void recycle() {
    recycle(false);
  }
}

/**
 * Notify blocked listeners threads about operation completion.
 */
protected void notifyHaveResult() {
  if (recycleMark == 0) {
    isDone = true;
    notifyCompletionHandlers();
  } else {
    recycle(recycleMark == 2);
  }
}

/**
 * Notify registered {@link CompletionHandler}s about the result.
 */
private void notifyCompletionHandlers() {
  if (completionHandlers != null) {
    for (CompletionHandler<R> completionHandler : completionHandlers) {
      notifyCompletionHandler(completionHandler);
    }
    
    completionHandlers = null;
  }
}

/**
 * Set the result value and notify about operation completion.
 * 
 * @param result the result value
 */
@Override
public void result(R result) {
  this.result = result;
  notifyHaveResult();
}

@Override
public void recycle(boolean recycleResult) {
  if (recycleResult && result != null && result instanceof Cacheable) {
    ((Cacheable) result).recycle();
  }
  reset();
  ThreadCache.putToCache(CACHE_IDX, this);
}

/**
 * Construct {@link Future}.
 */
@SuppressWarnings("unchecked")
public static <R> UnsafeFutureImpl<R> create() {
  final UnsafeFutureImpl<R> future = ThreadCache.takeFromCache(CACHE_IDX);
  if (future != null) {
    return future;
  }
  return new UnsafeFutureImpl<R>();
}

/**
 * {@inheritDoc}
 */
@Override
public R get(long timeout, TimeUnit unit) throws
    InterruptedException, ExecutionException, TimeoutException {
  return get();
}

/**
 * Returns non thread-safe {@link FutureImpl} implementation.
 *
 * @return non thread-safe {@link FutureImpl} implementation.
 */
public static <R> FutureImpl<R> createUnsafeFuture() {
  return UnsafeFutureImpl.create();
}