public String getBoundClassName(final VirtualFile formFile) throws Exception {
    String classToBind = getSavedBinding(formFile);
    if (classToBind == null) {
      final Document doc = FileDocumentManager.getInstance().getDocument(formFile);
      final LwRootContainer rootContainer = Utils.getRootContainer(doc.getText(), null);
      classToBind = rootContainer.getClassToBind();
    }
    if (classToBind != null) {
      updateCache(formFile, classToBind);
    }
    return classToBind;
  }
public String getBoundClassName(final VirtualFile formFile)