private void loadFromDirectory()

in jps-wrapper/src/main/java/org/jetbrains/jps/model/serialization/JpsProjectLoader.java [157:222]
58 lines of code
14 McCabe index (conditional complexity)

    private void loadFromDirectory(@NotNull Path dir, @NotNull Executor executor) {
        project.setName(JpsProjectConfigurationLoading.getDirectoryBaseProjectName(dir.getParent(), dir));
        Path defaultConfigFile = dir.resolve("misc.xml");
        JpsSdkType<?> projectSdkType = loadProjectRoot(myComponentLoader.loadRootElement(defaultConfigFile));
        for (JpsModelSerializerExtension extension : JpsModelSerializerExtension.getExtensions()) {
            for (JpsProjectExtensionSerializer serializer : extension.getProjectExtensionSerializers()) {
                myComponentLoader.loadComponents(dir, defaultConfigFile, serializer, project);
            }
        }

        Path externalConfigDir;
        if (externalConfigurationDirectory == null) {
            externalConfigDir = null;
        }
        else {
            externalConfigDir = externalConfigurationDirectory.resolve("project");
            LOG.info("External project config dir is used: " + externalConfigDir);
        }

        Element moduleData = myComponentLoader.loadComponent(dir.resolve("modules.xml"), MODULE_MANAGER_COMPONENT);
        if (externalConfigDir != null) {
            Element externalModuleData;
            Element rootElement = myComponentLoader.loadRootElement(externalConfigDir.resolve("modules.xml"));
            if (rootElement == null) {
                externalModuleData = null;
            }
            else {
                externalModuleData = JDomSerializationUtil.findComponent(rootElement, "ExternalProjectModuleManager");
                if (externalModuleData == null) {
                    externalModuleData = JDomSerializationUtil.findComponent(rootElement, "ExternalModuleListStorage");
                }
                // old format (root tag is "component")
                if (externalModuleData == null && rootElement.getName().equals(JDomSerializationUtil.COMPONENT_ELEMENT)) {
                    externalModuleData = rootElement;
                }
            }

            if (externalModuleData != null) {
                String componentName = externalModuleData.getAttributeValue("name");
                LOG.assertTrue(componentName != null && componentName.startsWith("External"));
                externalModuleData.setAttribute("name", componentName.substring("External".length()));
                if (moduleData == null) {
                    moduleData = externalModuleData;
                }
                else {
                    JDOMUtil.deepMerge(moduleData, externalModuleData);
                }
            }
        }

        Path workspaceFile = dir.resolve("workspace.xml");
        loadModules(moduleData, projectSdkType, workspaceFile, executor);

        Runnable timingLog = TimingLog.startActivity("loading project libraries");
        for (Path libraryFile : JpsProjectConfigurationLoading.listXmlFiles(dir.resolve("libraries"))) {
            loadProjectLibraries(myComponentLoader.loadRootElement(libraryFile));
        }

        if (externalConfigDir != null) {
            loadProjectLibraries(myComponentLoader.loadRootElement(externalConfigDir.resolve("libraries.xml")));
        }
        timingLog.run();

        JpsProjectConfigurationLoading.loadArtifactsFromDirectory(project, myComponentLoader, dir, externalConfigDir);
        JpsProjectConfigurationLoading.loadRunConfigurationsFromDirectory(project, myComponentLoader, dir, workspaceFile);
    }