/**
  * Creates a new table.
  *
  * @param label the label to show
  * @return table
  */
 protected YTable newTable(String label) {
   YTable table = factory.createTable();
   if (label != null) {
     YDatadescription dtd = factory.createDatadescription();
     table.setDatadescription(dtd);
     dtd.setLabel(label);
   }
   return table;
 }