// groupId -> (artifactId -> (version -> project)))
    private Map<String, Map<String, Map<String, MavenProject>>> projects;
    private Map<String, Map<String, Map<String, MavenProject>>> allProjects;
    private Path projectLocalRepository;
    // projectId -> Deque<lifecycle>
    private final Map<String, Deque<String>> lifecycles = new ConcurrentHashMap<>();

    @Inject
    ReactorReader(MavenSession session) {

	Size              int64
	ChecksumCRC32     string `xml:",omitempty"`
	ChecksumCRC32C    string `xml:",omitempty"`
	ChecksumSHA1      string `xml:",omitempty"`
	ChecksumSHA256    string `xml:",omitempty"`
	ChecksumCRC64NVME string `xml:",omitempty"`
}

type objectAttributesErrorResponse struct {
	ArgumentValue *string `xml:"ArgumentValue,omitempty"`
	ArgumentName  *string `xml:"ArgumentName"`
	APIErrorResponse

 */
public class DefaultArtifact implements Artifact {
    private String groupId;

    private String artifactId;

    private String baseVersion;

    private final String type;

    private final String classifier;

    private volatile String scope;

    private volatile File file;

    private ArtifactRepository repository;

    private String downloadUrl;

    private ArtifactFilter dependencyFilter;

    Comparator<String> comparator = Ordering.natural();
    Comparator<Iterable<String>> lexy = Comparators.lexicographical(comparator);

    ImmutableList<String> empty = ImmutableList.of();
    ImmutableList<String> a = ImmutableList.of("a");
    ImmutableList<String> aa = ImmutableList.of("a", "a");
    ImmutableList<String> ab = ImmutableList.of("a", "b");
    ImmutableList<String> b = ImmutableList.of("b");

}

func (s3 *warmBackendS3) getDest(object string) string {
	destObj := object
	if s3.Prefix != "" {
		destObj = fmt.Sprintf("%s/%s", s3.Prefix, object)
	}
	return destObj
}

func (s3 *warmBackendS3) PutWithMeta(ctx context.Context, object string, r io.Reader, length int64, meta map[string]string) (remoteVersionID, error) {

  @GwtIncompatible
  public void testAsAsyncCallable() throws Exception {
    String expected = "MyCallableString";
    Callable<String> callable =
        new Callable<String>() {
          @Override
          public String call() throws Exception {
            return expected;
          }
        };

    AsyncCallable<String> asyncCallable =
        Callables.asAsyncCallable(callable, newDirectExecutorService());

      };
    }
  }

  @Override
  protected Map<String, String> makeEmptyMap() {
    Map<String, Integer> underlying = new HashMap<>();
    return transformValues(
        new UnmodifiableIteratorMap<String, Integer>(underlying), Functions.toStringFunction());
  }

  @Override
  protected Map<String, String> makePopulatedMap() {
    Map<String, Integer> underlying = new HashMap<>();
    underlying.put("a", 1);

        return storage.put(key, property[1]);
    }

    public String put(String key, List<String> commentLines, String value) {
        commentLines = new ArrayList<>(commentLines);
        this.layout.put(key, new Layout(commentLines, null));
        return storage.put(key, value);
    }

    public String put(String key, String comment, String value) {
        return put(key, Collections.singletonList(comment), value);

    String SCOPE_RUNTIME = "runtime";

    String SCOPE_RUNTIME_PLUS_SYSTEM = "runtime+system";

    String SCOPE_PROVIDED = "provided";

    String SCOPE_SYSTEM = "system";

    String SCOPE_IMPORT = "import"; // Used to import dependencyManagement dependencies

    String getGroupId();

    String getArtifactId();

    String getVersion();

    void setVersion(String version);

 */
public class InvalidProjectVersionException extends ProjectBuildingException {

    private final String locationInPom;

    private final String offendingVersion;

    public InvalidProjectVersionException(
            String projectId,
            String locationInPom,
            String offendingVersion,
            File pomFile,
            InvalidVersionSpecificationException cause) {