private String getContentRootName(final VirtualFile baseDir, final String dirName) {
    if (baseDir != null) {
      if (!Comparing.equal(myVDirectory, baseDir)) {
        if (VfsUtil.isAncestor(baseDir, myVDirectory, false)) {
          return VfsUtilCore.getRelativePath(myVDirectory, baseDir, '/');
        }
        else {
          return myVDirectory.getPresentableUrl();
        }
      }
    } else {
      return myVDirectory.getPresentableUrl();
    }
    return dirName;
  }
private String getContentRootName(final VirtualFile baseDir, final String dirName)