return buf
}

// IsFull returns this ringbuffer is full.
func (r *RingBuffer) IsFull() bool {
	r.mu.Lock()
	defer r.mu.Unlock()

	return r.isFull
}

// IsEmpty returns this ringbuffer is empty.
func (r *RingBuffer) IsEmpty() bool {
	r.mu.Lock()
	defer r.mu.Unlock()

	return !r.isFull && r.w == r.r
}

// CloseWithError closes the writer; reads will return

  fun idleLatch(): CountDownLatch {
    taskRunner.lock.withLock {
      // If the queue is already idle, that's easy.
      if (activeTask == null && futureTasks.isEmpty()) {
        return CountDownLatch(0)
      }

      // If there's an existing AwaitIdleTask, use it. This is necessary when the executor is
      // shutdown but still busy as we can't enqueue in that case.

                    repositories.addAll(artifactDescriptorRequest.getRepositories());
                }
                if (!repositories.isEmpty()) {
                    trackingData.add("Configured repositories:");
                    for (RemoteRepository r : repositories) {
                        trackingData.add(" - " + r.getId() + " : " + r.getUrl());

	QueueDir   string `json:"queueDir"`
	QueueLimit uint64 `json:"queueLimit"`
}

// Validate NSQArgs fields
func (n NSQArgs) Validate() error {
	if !n.Enable {
		return nil
	}

	if n.NSQDAddress.IsEmpty() {
		return errors.New("empty nsqdAddress")
	}

	if n.Topic == "" {
		return errors.New("empty topic")
	}
	if n.QueueDir != "" {
		if !filepath.IsAbs(n.QueueDir) {

        result.get(10, SECONDS);
      }
      // TODO(cpovirk): Verify that the cancelled futures are exactly ones that we expect.
    }

    assertThat(logHandler.getStoredLogRecords()).isEmpty();
  }

  public void testAvoidsStackOverflow_manySubmitted() throws Exception {
    final SettableFuture<@Nullable Void> settableFuture = SettableFuture.create();

                    logger.debug("Exception on SID processing.", e);
                }
            }
        }
    }

    protected String preprocessUri(final String uri) {
        if (StringUtil.isEmpty(uri)) {
            throw new CrawlerSystemException("The uri is empty.");
        }

        return uri;
    }

    protected String geCharSet(final SmbFile file) {
        return charset;
    }

                addTextParameter(request, item);
            } else {
                showFileFieldParameter(item);
                final String itemName = item.getName();
                if (itemName != null && !itemName.isEmpty()) {
                    addFileParameter(item);
                }
            }
        }
    }

    // -----------------------------------------------------

        try ( FileChannel ch = FileChannel.open(config, StandardOpenOption.READ);
              InputStream is = Channels.newInputStream(ch) ) {
            props.load(is);

        }
        if ( !props.isEmpty() ) {
            Map<String, String> map = toMap(props);
            String cfgname = fname.substring(0, fname.length() - 5);
            configs.put(cfgname, map);

                // ModelBuildingEx is thrown only on FATAL and ERROR severities, but we still can have WARNs
                // that may lead to unexpected build failure, log them
                if (!modelResult.getProblems().isEmpty()) {
                    List<ModelProblem> problems = modelResult.getProblems();
                    if (logger.isDebugEnabled()) {
                        String problem = (problems.size() == 1) ? "problem" : "problems";

                        }
                    }
                }

                wordsList.add(word);
                readingList.add(l.toArray(new String[l.size()]));
            }
            if (wordsList.isEmpty()) {
                return null;
            }
            return new SuggestItem(wordsList.toArray(new String[wordsList.size()]), readingList.toArray(new String[readingList.size()][]),