/**
  * generateText method
  *
  * @return java.lang.String
  * @param text org.w3c.dom.Text
  */
 public String generateText(Text text) {
   if (text == null) return null;
   TextImpl impl = (TextImpl) text;
   String source = impl.getTextSource();
   if (source != null) return source;
   return generateTextData(text, impl.getData());
 }