/**
     * The reserved id for Maven Central
     */
    String CENTRAL_ID = "central";

    /**
     * Gets the identifier of this repository.
     *
     * @return the (case-sensitive) identifier, never {@code null}
     */
    @Nonnull
    String getId();

    /**
     * Gets the type of the repository, for example "default".
     *
     * @return the (case-sensitive) type of the repository, never {@code null}

@Experimental
public interface ToolchainsBuilderRequest extends Request<ProtoSession> {

    /**
     * Gets the installation Toolchains source.
     *
     * @return the installation Toolchains source or {@code null} if none
     */
    @Nonnull
    Optional<Source> getInstallationToolchainsSource();

    /**
     * Gets the user Toolchains source.
     *
     * @return the user Toolchains source or {@code null} if none
     */

            modelProperties.put(REVISION_PROPERTY, request.getUserProperties().get(REVISION_PROPERTY));
        }
        if (request.getUserProperties().containsKey(CHANGELIST_PROPERTY)) {
            modelProperties.put(CHANGELIST_PROPERTY, request.getUserProperties().get(CHANGELIST_PROPERTY));
        }
        if (request.getUserProperties().containsKey(SHA1_PROPERTY)) {

   */
  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this?
  V get(K key) throws ExecutionException;

  /**
   * Returns the value associated with {@code key} in this cache, first loading that value if
   * necessary. No observable state associated with this cache is modified until loading completes.
   * Unlike {@link #get}, this method does not throw a checked exception, and thus should only be

        assertEquals(
                "sources", target.getVersioning().getSnapshotVersions().get(0).getClassifier());
        assertEquals("jar", target.getVersioning().getSnapshotVersions().get(0).getExtension());
        assertEquals(
                "20200710072412",
                target.getVersioning().getSnapshotVersions().get(0).getUpdated());
    }

    @Test

            throw new PACDecodingException("Malformed PAC signature", e);
        }
    }

    /**
     * Gets the checksum type of this signature.
     *
     * @return the checksum type constant
     */
    public int getType() {
        return this.type;
    }

    /**
     * Gets the checksum data.
     *
     * @return the checksum bytes
     */
    public byte[] getChecksum() {

     *
     * @return JSON response containing system information
     */
    // GET /api/admin/systeminfo
    @Execute
    public JsonResponse<ApiResult> get$index() {
        final List<Map<String, String>> bugReportItems = getBugReportItems();
        final List<Map<String, String>> envItems = getEnvItems();

        }
    }

    public ArtifactHandler getArtifactHandler(String type) {
        requireNonNull(type, "null type");
        ArtifactHandler handler = allHandlers.get(type);
        if (handler == null) {
            handler = artifactHandlers.get(type);
            if (handler == null) {
                handler = new DefaultArtifactHandler(type);
            } else {
                allHandlers.put(type, handler);

        dm.addDependency(d1);
        assertNotNull(dm.getDependencies());
        assertEquals(1, dm.getDependencies().size());
        dm.getDependencies().get(0).setArtifactId("myArtifactId");
        assertEquals("myArtifactId", dm.getDependencies().get(0).getArtifactId());
        dm.setDependencies(null);
        assertNotNull(dm.getDependencies());
        assertEquals(0, dm.getDependencies().size());
    }

        List<LifecycleMojo> mojos = phase.getMojos();
        assertNotNull(mojos);
        assertEquals(2, mojos.size());

        LifecycleMojo mojo1 = mojos.get(0);
        assertNotNull(mojo1);
        assertEquals("jar:jar", mojo1.getGoal());

        LifecycleMojo mojo2 = mojos.get(1);
        assertNotNull(mojo2);
        assertEquals("war:war", mojo2.getGoal());
    }