List<GroupDescriptor> (@NotNull Project project, @NotNull List<ConfigurationType> fullList) { return Arrays.asList( //it's just an example, 'how-to' //new GroupDescriptor(project, getRootElement(), AllIcons.FileTypes.Java, "Java", getTypes(fullList, "Application", "JarApplication")), //new GroupDescriptor(project, getRootElement(), AllIcons.RunConfigurations.TestPassed, "Tests", getTypes(fullList, "JUnit", "TestNG")) ); }