*
     * @param key the key for which to retrieve the session data, must not be {@code null}
     * @return the session data associated with the key or {@code null} if none
     */
    @Nullable
    <T> T get(@Nonnull Key<T> key);

    /**
     * Retrieve of compute the data associated with the specified key.
     *
     * @param key the key for which to retrieve the session data, must not be {@code null}

    /**
     * Obtain the {@link Type} from the specified {@code id}.
     * If no type is known for {@code id}, the registry will
     * create a custom {@code Type} for it.
     *
     * @param id the id of the type to retrieve
     * @return the type
     */
    @Nonnull
    @Override
    default Type require(@Nonnull String id) {

                artifactVersions = Collections.emptyList();
            }
            return artifactVersions;
        }

        public ResolutionGroup retrieve(MetadataResolutionRequest request) throws ArtifactMetadataRetrievalException {
            return retrieve(request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
        }

                }
            }
        } catch (IOException e) {
            LOGGER.error("Error while cleaning project local repository", e);
        }
    }

    /**
     * Retrieve a stream of the project's artifacts
     */
    private Stream<Artifact> getProjectArtifacts(MavenProject project) {
        Stream<org.apache.maven.artifact.Artifact> artifacts = Stream.concat(

        } catch (ComponentLookupException e) {
            throw new PluginConfigurationException(
                    mojoDescriptor.getPluginDescriptor(),
                    "Unable to retrieve component configurator " + configuratorId + " for configuration of mojo "
                            + mojoDescriptor.getId(),
                    e);
        } catch (NoClassDefFoundError e) {

     * @throws org.apache.maven.api.services.MavenException if not called from the within a mojo execution
     */
    @Nonnull
    Map<String, Object> getPluginContext(@Nonnull Project project);

    /**
     * Retrieves the service for the interface
     *
     * @throws NoSuchElementException if the service could not be found
     */
    @Nonnull
    <T extends Service> T getService(@Nonnull Class<T> clazz);

    /**

@Named("classpath")
@Singleton
@Deprecated
public class SimpleArtifactMetadataSource implements ArtifactMetadataSource {
    public ResolutionGroup retrieve(
            Artifact artifact, ArtifactRepository localRepository, List<ArtifactRepository> remoteRepositories) {
        throw new UnsupportedOperationException("Cannot retrieve metadata in this test case");
    }

    public List<ArtifactVersion> retrieveAvailableVersions(

        throw new UnsupportedOperationException("Cannot get available versions in this test case");
    }

    public ResolutionGroup retrieve(MetadataResolutionRequest request) throws ArtifactMetadataRetrievalException {
        return retrieve(request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
    }

                throw new UnsupportedOperationException("Cannot get available versions in this test case");
            }

            @Override
            public ResolutionGroup retrieve(MetadataResolutionRequest request) {
                return retrieve(request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
            }

            @Override

        throw new UnsupportedOperationException("Cannot get available versions in this test case");
    }

    public ResolutionGroup retrieve(MetadataResolutionRequest request) throws ArtifactMetadataRetrievalException {
        return retrieve(request.getArtifact(), request.getLocalRepository(), request.getRemoteRepositories());
    }