client := client
		ng.Go(ctx, func() error {
			if client == nil {
				return errPeerNotReachable
			}
			st, err := client.BackgroundHealStatus(ctx)
			if err != nil {
				return err
			}
			states[idx] = st
			return nil
		}, idx, *client.host)
	}

	return states, ng.Wait()
}

// StartProfiling - start profiling on remote peers, by initiating a remote RPC.

                    public String foo() { return "bar"; }
                    public String[] baz() { return new String[] {"some"}; }
                }
            """,
            v2 = """
                public class Source {
                    @$nullUnmarkedAnnotationName public String foo() { return "bar"; }
                    public @$nullUnmarkedAnnotationName String[] baz() { return new String[] {"some", null}; }
                }

    @Override
    public String getGroupId() {
        if (groupId != null) {
            return groupId;
        } else {
            return artifact.getGroupId();
        }
    }

    @Override
    public String getArtifactId() {
        if (artifactId != null) {
            return artifactId;
        } else {
            return artifact.getArtifactId();
        }
    }

    @Override

    return tailMap(key, true).firstEntry();
  }

  @Override
  public @Nullable Entry<K, V> higherEntry(@ParametricNullness K key) {
    return tailMap(key, false).firstEntry();
  }

  @Override
  public @Nullable K lowerKey(@ParametricNullness K key) {
    return Maps.keyOrNull(lowerEntry(key));
  }

  @Override
  public @Nullable K floorKey(@ParametricNullness K key) {

			default:
				return errUnknownXMLTag
			}
		}
	}
	return nil
}

// IsEmpty returns true if Filter is not specified in the XML
func (f Filter) IsEmpty() bool {
	return !f.set
}

// Validate - validates the filter element
func (f Filter) Validate() error {
	if f.IsEmpty() {
		return errXMLNotWellFormed
	}
	// A Filter must have exactly one of Prefix, Tag,

  protected final K k0() {
    return e0().getKey();
  }

  protected final V v0() {
    return e0().getValue();
  }

  protected final K k1() {
    return e1().getKey();
  }

  protected final V v1() {
    return e1().getValue();
  }

  protected final K k2() {
    return e2().getKey();
  }

  protected final V v2() {
    return e2().getValue();
  }

                // In run all mode, this should return all web configs
                return Collections.emptyList();
            }

            @Override
            public List<FileConfig> getFileConfigListByIds(List<String> fileConfigIdList) {
                // In run all mode, this should return all file configs
                return Collections.emptyList();
            }
        };

  @Override
  List<V> createUnmodifiableEmptyCollection() {
    return emptyList();
  }

  @Override
  <E extends @Nullable Object> Collection<E> unmodifiableCollectionSubclass(
      Collection<E> collection) {
    return unmodifiableList((List<E>) collection);
  }

  @Override
  Collection<V> wrapCollection(@ParametricNullness K key, Collection<V> collection) {
    return wrapList(key, (List<V>) collection, null);
  }

   * stopped, and should return promptly.
   */
  protected Executor executor() {
    return command -> newThread(threadNameSupplier.get(), command).start();
  }

  @Override
  public String toString() {
    return serviceName() + " [" + state() + "]";
  }

  @Override
  public final boolean isRunning() {
    return delegate.isRunning();
  }

  @Override

	if !h.kconfig.Enabled {
		return nil
	}
	if err := h.validate(); err != nil {
		return err
	}
	if h.kconfig.QueueDir != "" {
		if err := h.initQueueStoreOnce.DoWithContext(ctx, h.initQueueStore); err != nil {
			return err
		}
		return h.initKafkaOnce.Do(h.init)
	}
	if err := h.init(); err != nil {
		return err
	}
	go h.startKafkaLogger()
	return nil
}