public boolean hasValueBeenUpdated(int rowIndex,int columnIndex){
  ScaleSLDData data=scaleList.get(rowIndex);
  if (columnIndex == COL_MIN_SCALE) {
    return data.isMinimumScaleUpdated();
  }
  if (columnIndex == COL_MAX_SCALE) {
    return data.isMaximumScaleUpdated();
  }
  return false;
}

public boolean hasValueBeenUpdated ( int rowIndex , int columnIndex ) { ScaleSLDData data = scaleList . get ( rowIndex ) ; if ( columnIndex == COL_MIN_SCALE ) { return data . isMinimumScaleUpdated ( ) ; } if ( columnIndex == COL_MAX_SCALE ) { return data . isMaximumScaleUpdated ( ) ; } return false ; }
checks for value been updated .
