@NotNull
  private static Sdk getProjectJdk(@Nullable Project project) {
    if (project != null) {
      Sdk res = ProjectRootManager.getInstance(project).getProjectSdk();
      if (res != null) return res;

      Module[] modules = ModuleManager.getInstance(project).getModules();
      for (Module module : modules) {
        Sdk sdk = ModuleRootManager.getInstance(module).getSdk();
        if (sdk != null && sdk.getSdkType() instanceof JavaSdkType) return sdk;
      }
    }

    // Workaround for projects without project Jdk
    SdkType jdkType = getJavaSdkType();
    return ProjectJdkTable.getInstance()
      .getSdksOfType(jdkType).stream()
      .filter(it -> isValidJdk(it))
      .max(jdkType.versionComparator())
      .orElseGet(ExternalSystemJdkUtil::getInternalJdk);
  }
@NotNull
  private static Sdk getProjectJdk(@Nullable Project project)