List columns = _dataTable.displayedColumns();
for (int i = _firstAttributeColumnIndex, count = columns.size(); i < count; i++) {
Column column = (Column)columns.get(i);
if (column instanceof PivotEdgeColumn) {
column = column.prepareAndReplace(_dataTable);
label = column.label(_dataTable);
_resetDetailRowIteration();
if (!StringUtil.nullOrEmptyOrBlankString(label)) {
if (colLVal != null) colLVal.val = column;
break;
}