func NewLifecycleSys() *LifecycleSys {
	return &LifecycleSys{}
}

func ilmTrace(startTime time.Time, duration time.Duration, oi ObjectInfo, event string, metadata map[string]string, err string) madmin.TraceInfo {
	sz, _ := oi.GetActualSize()
	if metadata == nil {
		metadata = make(map[string]string)
	}
	metadata["version-id"] = oi.VersionID
	return madmin.TraceInfo{
		TraceType: madmin.TraceILM,
		Time:      startTime,

func path2BucketObject(s string) (bucket, prefix string) {
	return path2BucketObjectWithBasePath("", s)
}

// cloneMSS will clone a map[string]string.
// If input is nil an empty map is returned, not nil.
func cloneMSS(v map[string]string) map[string]string {
	r := make(map[string]string, len(v))
	maps.Copy(r, v)
	return r
}

// URI scheme constants.
const (
	httpScheme  = "http"
	httpsScheme = "https"
)

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

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

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

  @Override

			return err
		}
		if b.n == 0 {
			return nil
		}
		// Update block 0 metadata.
		var retries int
		for {
			meta := b.headerKV()
			fi := FileInfo{
				Metadata: make(map[string]string, len(meta)),
			}
			maps.Copy(fi.Metadata, meta)
			err := er.updateObjectMetaWithOpts(ctx, minioMetaBucket, o.objectPath(0), fi, er.getDisks(), UpdateMetadataOpts{NoPersistence: true})
			if err == nil {
				break
			}

	}, {
		header:  &Header{Xattrs: map[string]string{"foo": "bar"}},
		paxHdrs: map[string]string{paxSchilyXattr + "foo": "bar"},
		formats: FormatPAX,
	}, {
		header:  &Header{Xattrs: map[string]string{"foo": "bar"}, Format: FormatGNU},
		paxHdrs: map[string]string{paxSchilyXattr + "foo": "bar"},
		formats: FormatUnknown,
	}, {
		header:  &Header{Xattrs: map[string]string{"用戶名": "\x00hello"}},

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

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

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

  @Override

   * ExecutionSequencer objects interfere with each other, which would be undesirable, in addition
   * to increasing the memory footprint of every thread that interacted with it. In order to release
   * entries in thread-specific maps when the ThreadLocal object itself is no longer referenced,
   * ThreadLocal is usually implemented with a WeakReference, which can have negative performance

     *     entries, or if there are duplicate keys
     */
    public Map<String, String> split(CharSequence sequence) {
      Map<String, String> map = new LinkedHashMap<>();
      for (String entry : outerSplitter.split(sequence)) {
        Iterator<String> entryFields = entrySplitter.splittingIterator(entry);

        checkArgument(entryFields.hasNext(), INVALID_ENTRY_MESSAGE, entry);

	}); err != nil {
		t.Fatalf("append map: %v", err)
	}
	AssertAssociationCount(t, user, "Languages", 1, "after append 1 map (generic file)")

	// Append more maps individually
	if err := DB.Model(&user).Association("Languages").Append(map[string]interface{}{"code": "gm2m_map_2", "name": "GMap2"}); err != nil {
		t.Fatalf("append map 2: %v", err)
	}

    @SuppressWarnings("unchecked")
    Map<E, LockGraphNode> lockGraphNodes = (Map<E, LockGraphNode>) getOrCreateNodes(enumClass);
    return new WithExplicitOrdering<>(policy, lockGraphNodes);
  }

  @SuppressWarnings("unchecked")
  private static <E extends Enum<E>> Map<? extends E, LockGraphNode> getOrCreateNodes(
      Class<E> clazz) {
    Map<E, LockGraphNode> existing = (Map<E, LockGraphNode>) lockGraphNodesPerType.get(clazz);