code: protected static Styles getStyles(UIData uiData)
      {
          String rowClasses;
          String columnClasses;
          if(uiData instanceof HtmlDataTable) 
          {
              rowClasses = ((HtmlDataTable)uiData).getRowClasses();
              columnClasses = ((HtmlDataTable)uiData).getColumnClasses();
          }
          else
          {
              rowClasses = (String)uiData.getAttributes().get(JSFAttr.ROW_CLASSES_ATTR);
              columnClasses = (String)uiData.getAttributes().get(JSFAttr.COLUMN_CLASSES_ATTR);
          }
          return new Styles(rowClasses, columnClasses);
      }
docs: Gets styles for the specified component.