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