*/
    Module getExternalModule(String name) throws UnknownModuleException;

    /**
     * Locates a module by name.
     *
     * @return the module. Does not return null.
     */
    Module getModule(String name) throws UnknownModuleException;

    /**
     * Tries to locate a module by name.
     *
     * @return the optional module, or {@literal null} if it cannot be found

    void createSpecs() {
        withModuleMetadataSpec = new SingleArtifactResolutionResultSpec<T>(module)
        withoutModuleMetadataSpec = new SingleArtifactResolutionResultSpec<T>(module)
    }

    abstract T getModule()

    abstract void validate()

        def coordinates = DefaultModuleVersionIdentifier.newId(group, name, version)

        def descriptor = ivyDescriptor()
        descriptor.coordinates.getOrganisation().set(group)
        descriptor.coordinates.getModule().set(name)
        descriptor.coordinates.getRevision().set(version)

        def publication = new IvyNormalizedPublication("pub-name", coordinates, ivyFile(descriptor), emptySet())

        when:

    }

    private LocalComponentGraphResolveState getLocalComponentState(ProjectState projectState, ProjectInternal project) {
        Module module = project.getDependencyMetaDataProvider().getModule();
        ModuleVersionIdentifier moduleVersionIdentifier = moduleIdentifierFactory.moduleWithVersion(module.getGroup(), module.getName(), module.getVersion());

        Set<Module> modules = new LinkedHashSet<Module>();
        for (String pluginModule : properties.getProperty("plugins").split(",")) {
            try {
                modules.add(moduleRegistry.getModule(pluginModule));
            } catch (UnknownModuleException e) {
                // Ignore
                LOGGER.debug("Cannot find module for plugin {}. Ignoring.", pluginModule);
            }
        }

        this.version = version;
        this.classifier = classifier;
        this.excludedModules = excludedModules;
    }

    public String getGroupId() {
        return group;
    }

    public String getModule() {
        return module;
    }

    public String getVersion() {
        return version;
    }

    public String getClassifier() {
        return classifier;
    }

    }

    @Override
    public DefaultExclude convertExcludeRule(ExcludeRule excludeRule) {
        return createExcludeRule(excludeRule.getGroup(), excludeRule.getModule());
    }

    @Override
    public DefaultExclude createExcludeRule(String group, String module) {
        group = GUtil.elvis(group, PatternMatchers.ANY_EXPRESSION);

        }
    }

    private static Conflict buildConflict(DependencyGraphComponent owner, ComponentSelectionReason selectionReason) {
        ModuleIdentifier module = owner.getModuleVersion().getModule();
        return new Conflict(ImmutableList.copyOf(owner.getAllVersions()), buildConflictMessage(module, selectionReason));
    }

            context.add(generator.get());
        });
    }

    @Override
    protected String getDefaultName() {
        return coordinates.getModule().get();
    }

    @Override
    protected String getDefaultType() {
        return type;
    }

    @Override
    protected String getDefaultExtension() {
        return extension;
    }

 * @since 4.2
 */
public interface SwiftBinary extends ComponentWithObjectFiles, ComponentWithDependencies {
    /**
     * Returns the name of the Swift module that this binary defines.
     */
    Provider<String> getModule();

    /**
     * Returns true if this binary has testing enabled.
     *
     * @since 4.4
     */
    boolean isTestable();

    /**
     * Returns the Swift source files of this binary.
     */