public String getFQName() {
    final ProjectFileIndex index = ProjectRootManager.getInstance(myProject).getFileIndex();
    VirtualFile directory = myVDirectory;
    VirtualFile contentRoot = index.getContentRootForFile(directory);
    if (Comparing.equal(directory, contentRoot)) {
      return "";
    }
    if (contentRoot == null) {
      return toString();
    }
    return VfsUtilCore.getRelativePath(directory, contentRoot, '/');
  }
public String getFQName()