private static @NotNull JavaModuleData createMainModuleData(@NotNull IdeaModule ideaModule, @NotNull ExternalProject externalProject) {
    LanguageLevel languageLevel = getLanguageLevel(ideaModule, externalProject);
    String targetBytecodeVersion = getTargetBytecodeVersion(ideaModule, externalProject);
    return new JavaModuleData(GradleConstants.SYSTEM_ID, languageLevel, targetBytecodeVersion);
  }
private static @NotNull JavaModuleData createMainModuleData(@NotNull IdeaModule ideaModule, @NotNull ExternalProject externalProject)