@Nullable
  protected VirtualFile getExternalConfig(@NotNull ExternalConfigPathAware data, ProjectSystemId externalSystemId) {
    String path = data.getLinkedExternalProjectPath();
    LocalFileSystem fileSystem = LocalFileSystem.getInstance();
    VirtualFile externalSystemConfigPath = fileSystem.refreshAndFindFileByPath(path);
    if (externalSystemConfigPath == null) {
      return null;
    }

    VirtualFile toOpen = externalSystemConfigPath;
    for (ExternalSystemConfigLocator locator : ExternalSystemConfigLocator.EP_NAME.getExtensions()) {
      if (externalSystemId.equals(locator.getTargetExternalSystemId())) {
        toOpen = locator.adjust(toOpen);
        if (toOpen == null) {
          return null;
        }
        break;
      }
    }
    return toOpen.isDirectory() ? null : toOpen;
  }
@Nullable
  protected VirtualFile getExternalConfig(@NotNull ExternalConfigPathAware data, ProjectSystemId externalSystemId)