import com.intellij.platform.ProjectTemplatesFactory; //导入依赖的package包/类
public static MultiMap<TemplatesGroup, ProjectTemplate> getTemplatesMap(WizardContext context) {
  ProjectTemplatesFactory[] factories = ProjectTemplatesFactory.EP_NAME.getExtensions();
  final MultiMap<TemplatesGroup, ProjectTemplate> groups = new MultiMap<TemplatesGroup, ProjectTemplate>();
  for (ProjectTemplatesFactory factory : factories) {
    for (String group : factory.getGroups()) {
      ProjectTemplate[] templates = factory.createTemplates(group, context);
      List<ProjectTemplate> values = Arrays.asList(templates);
      if (!values.isEmpty()) {
        Icon icon = factory.getGroupIcon(group);
        String parentGroup = factory.getParentGroup(group);
        TemplatesGroup templatesGroup = new TemplatesGroup(group, null, icon, factory.getGroupWeight(group), parentGroup, group, null);
        groups.putValues(templatesGroup, values);
      }
    }
  }
  return groups;
}