protected ExternalProjectRefreshCallback createFinalImportCallback(@NotNull Project project,
                                                                     @NotNull ExternalProjectSettings projectSettings) {
    return new ExternalProjectRefreshCallback() {
      @Override
      public void onSuccess(@Nullable final DataNode<ProjectData> externalProject) {
        if (externalProject == null) {
          return;
        }
        ProjectDataManager.getInstance().importData(externalProject, project);
      }
    };
  }
protected ExternalProjectRefreshCallback createFinalImportCallback(@NotNull Project project,
                                                                     @NotNull ExternalProjectSettings projectSettings)