}
        }
        // Either the original or the specified version ranges have no restrictions
        else if (recommendedVersion != null) {
            // Use the original recommended version since it exists
            version = recommendedVersion;
        } else if (restriction.recommendedVersion != null) {
            // Use the recommended version from the specified VersionRange since there is no

// Run runs the given function, passing it a stopper channel. If the deadline passes before
// the function finishes executing, Run returns context.DeadlineExceeded to the caller.
// channel so that the work function can attempt to exit gracefully.
// Multiple calls to Run will run independently of each other.
func (d *DeadlineWorker) Run(work func() error) error {

        case -2:
          // requireNonNull is safe because right must exist in order to get a negative factor.
          requireNonNull(right);
          if (right.balanceFactor() > 0) {
            right = right.rotateRight();
          }
          return rotateLeft();
        case 2:
          // requireNonNull is safe because left must exist in order to get a positive factor.
          requireNonNull(left);

     * Copies content from an SmbFile to a File.
     * @param src The source SmbFile.
     * @param dest The destination File.
     */
    private void copy(final SmbFile src, final File dest) {
        if (dest.exists() && !dest.canWrite()) {
            return;
        }
        try (BufferedInputStream in = new BufferedInputStream(new SmbFileInputStream(src));

        return pomRepositories;
    }

    private boolean hasFile(Artifact artifact) {
        return artifact != null
                && artifact.getFile() != null
                && artifact.getFile().exists();
    }

    private List<ArtifactRepository> aggregateRepositories(
            List<ArtifactRepository> requestRepositories, List<ArtifactRepository> pomRepositories) {

            Editor editor = new Editor(document);
            Element root = editor.root();
            Element buildElement = root.child("build").orElse(null);
            assertNotNull(buildElement, "Build element should exist");

            List<Element> buildChildren = buildElement.children().toList();

            // Find the indices of pluginManagement and plugins
            int pluginManagementIndex = -1;

	}

	var users4 []User
	DB.Joins("inner join pets on pets.user_id = users.id AND pets.name = ?", user.Pets[0].Name).Joins("join accounts on accounts.user_id = users.id AND accounts.number = ?", user.Account.Number+"non-exist").Where("users.name = ?", user.Name).First(&users4)
	if len(users4) != 0 {
		t.Errorf("should find no user when searching with unexisting credit card, but got %v", len(users4))
	}

	var users5 []User

     */
    public static <K, V> V putIfAbsent(final ConcurrentMap<K, V> map, final K key, final V value) {
        final V exists = map.putIfAbsent(key, value);
        if (exists != null) {
            return exists;
        }
        return value;
    }

    /**
     * Returns {@literal true} if the given {@link Collection} is {@literal null} or empty.
     *

   * @param target a primitive {@code long} value
   * @return the least index {@code i} for which {@code array[i] == target}, or {@code -1} if no
   *     such index exists.
   */
  public static int indexOf(long[] array, long target) {
    return indexOf(array, target, 0, array.length);
  }

  // TODO(kevinb): consider making this public

		if !ok {
			// No more resources for UID, but we did update at least one.
			return true, nil
		}
	}
}

// Similar to removeEntry but only removes an entry only if the lock entry exists in map.
// Caller must hold 'l.mutex' lock.
func (l *localLocker) expireOldLocks(interval time.Duration) {
	defer l.getMutex()()

	var readers, writers int32
	for k, lris := range l.lockMap {