return Collector.of(
        StatsAccumulator::new,
        (a, x) -> a.add(x.doubleValue()),
        (l, r) -> {
          l.addAll(r);
          return l;
        },
        StatsAccumulator::snapshot,
        Collector.Characteristics.UNORDERED);
  }

  /** Returns the number of values. */
  public long count() {
    return count;
  }

  /**

    suite.addTest(testsForVector());
    return suite;
  }

  protected Collection<Method> suppressForEmptyList() {
    return emptySet();
  }

  protected Collection<Method> suppressForSingletonList() {
    return emptySet();
  }

  protected Collection<Method> suppressForArraysAsList() {
    return emptySet();
  }

  protected Collection<Method> suppressForArrayList() {

    suite.addTest(testsForVector());
    return suite;
  }

  protected Collection<Method> suppressForEmptyList() {
    return emptySet();
  }

  protected Collection<Method> suppressForSingletonList() {
    return emptySet();
  }

  protected Collection<Method> suppressForArraysAsList() {
    return emptySet();
  }

  protected Collection<Method> suppressForArrayList() {

       */
      return navigableKeySet();
    }

    @Override
    public Collection<V> values() {
      return new StandardValues();
    }

    @Override
    public String toString() {
      return standardToString();
    }

    @Override
    public Set<Entry<K, V>> entrySet() {
      return new StandardEntrySet() {
        @Override

        if ("crawlerContainer".equals(name)) {
            return (T) this;
        }

        final ComponentDef<?> componentDef = prototypeMap.get(name);
        if (componentDef != null) {
            return (T) componentDef.get();
        }
        final ComponentHolder<?> componentHolder = singletonMap.get(name);
        if (componentHolder != null) {
            return (T) componentHolder.get();
        }
        return null;

    }

    /**
     * Tests whether the output stream is currently open.
     *
     * @return whether the stream is open
     */
    public boolean isOpen() {
        return this.handle != null && this.handle.isValid();
    }

    /**
     * Ensures that the file handle is open and returns it.
     *
     * @return the open file handle
     * @throws CIFSException if an error occurs opening the file
     */

        if (step.project == currentProject) {
            return step.name;
        } else {
            String artifactId = step.project.getArtifactId();
            if (duplicateIds.contains(artifactId)) {
                return step.name + "(" + step.project.getGroupId() + ":" + artifactId + ")";
            } else {
                return step.name + "(:" + artifactId + ")";
            }
        }
    }

public interface BufferCache {

    /**
     * Gets a buffer from the cache or creates a new one if the cache is empty.
     *
     * @return a buffer from the cache, or a new one
     */
    byte[] getBuffer();

    /**
     * Return a buffer to the cache
     *
     * @param buf the buffer to return to the cache for reuse
     */
    void releaseBuffer(byte[] buf);

        String ciEnv = System.getenv(TEAMCITY_VERSION);
        if (ciEnv != null && !ciEnv.trim().isEmpty()) {
            return Optional.of(new CIInfo() {
                @Override
                public String name() {
                    return NAME;
                }
            });
        }
        return Optional.empty();
    }

	appendFile, err := lock.Open(dst, os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0o666)
	if err != nil {
		return err
	}
	defer appendFile.Close()

	srcFile, err := lock.Open(src, os.O_RDONLY, 0o666)
	if err != nil {
		return err
	}
	defer srcFile.Close()
	_, err = io.Copy(appendFile, srcFile)
	return err