import org.gradle.internal.component.external.model.ModuleComponentArtifactMetadata;
import org.gradle.internal.component.model.IvyArtifactName;
import org.gradle.internal.resource.ExternalResourceName;

public interface ResourcePattern {
    /**
     * Returns this pattern converted to a String.
     */
    String getPattern();

    /**
     * Returns the path for the given artifact.
     */

    }

    private final ImmutableList<ResourcePattern> metadataResources;
    private final ImmutableList<URI> artifactUrls;
    private final ImmutableList<ResourcePattern> artifactResources;

    private MavenRepositoryDescriptor(
        String id,
        String name,
        URI url,
        ImmutableList<ResourcePattern> metadataResources,
        ImmutableList<ResourcePattern> artifactResources,

        this.authenticated = authenticated;
        this.authenticationSchemes = authenticationSchemes;
    }

    public abstract ImmutableList<ResourcePattern> getMetadataResources();

    public abstract ImmutableList<ResourcePattern> getArtifactResources();

    @Override
    protected void addProperties(ImmutableSortedMap.Builder<String, Object> builder) {
        if (url != null) {

    }

    @Override
    public void listVersions(ModuleIdentifier module, IvyArtifactName artifact, List<ResourcePattern> patterns, BuildableModuleVersionListingResolveResult result) {
        List<String> collector = new ArrayList<>();
        List<ResourcePattern> filteredPatterns = filterDuplicates(patterns);

    }

    private boolean staticResourceExists(List<ResourcePattern> patternList, ModuleComponentArtifactMetadata artifact, ResourceAwareResolveResult result) {
        for (ResourcePattern resourcePattern : patternList) {
            if (isIncomplete(resourcePattern, artifact)) {
                continue;
            }
            ExternalResourceName location = resourcePattern.getLocation(artifact);
            result.attempted(location);

    }

    public void listVersions(ModuleIdentifier module, List<ResourcePattern> patterns, BuildableModuleVersionListingResolveResult result) {
        final Set<ExternalResourceName> searched = new HashSet<>();

        List<String> versions = new ArrayList<>();
        boolean hasResult = false;
        for (ResourcePattern pattern : patterns) {

    }

    @Override
    public void listModuleVersions(ModuleDependencyMetadata dependency, ModuleIdentifier module, List<ResourcePattern> ivyPatterns, List<ResourcePattern> artifactPatterns, VersionLister versionLister, BuildableModuleVersionListingResolveResult result) {
        IvyArtifactName dependencyArtifact = getPrimaryDependencyArtifact(dependency);

        LAYOUT_TYPE,
        M2_COMPATIBLE
    }

    private final ImmutableList<String> ivyPatterns;
    private final ImmutableList<ResourcePattern> ivyResources;
    private final ImmutableList<String> artifactPatterns;
    private final ImmutableList<ResourcePattern> artifactResources;
    private final String layoutType;
    private final boolean m2Compatible;

    private IvyRepositoryDescriptor(
        String id,

     */
    void listModuleVersions(ModuleDependencyMetadata dependency, ModuleIdentifier module, List<ResourcePattern> ivyPatterns, List<ResourcePattern> artifactPatterns, VersionLister versionLister, BuildableModuleVersionListingResolveResult result);

    private static final Logger LOGGER = LoggerFactory.getLogger(ExternalResourceResolver.class);

    private final String name;
    private final ImmutableList<ResourcePattern> ivyPatterns;
    private final ImmutableList<ResourcePattern> artifactPatterns;
    private ComponentResolvers componentResolvers;

    private final ExternalResourceRepository repository;
    private final boolean local;