private DataObject CalcValue(int column, long row, ICellCache cache)
{
crResolver.SetId = (int)row;
if (groupResolver != null)
{
groupResolver.SetUpGroupForRow((int)row);
}
Expression expr = expList[column];
DataObject cell = expr.Evaluate(groupResolver, crResolver, context);
if (cache != null)
{
cache.Set(uniqueId, row, column, cell);
}
return(cell);
}
// ------ Methods that are implemented for Table interface ------
public override DataObject GetValue(int column, long row)
{
// [ FUNCTION TABLE CACHING NOW USES THE GLOBAL CELL CACHING MECHANISM ]
// Check if in the cache,
ICellCache cache = Database.CellCache;
// Is the column worth caching, and is caching enabled?
if (expInfo[column] == 0 && cache != null)
{
DataObject cell = cache.Get(uniqueId, row, column);
if (cell != null)
{
// In the cache so return the cell.
return(cell);
}
// Not in the cache so calculate the value and WriteByte it in the cache.
cell = CalcValue(column, row, cache);
return(cell);
}
// Caching is not enabled
return(CalcValue(column, row, null));
}
private DataObject CalcValue(int column, long row, ICellCache cache)
{
crResolver.SetId = (int)row;
if (groupResolver != null) {
groupResolver.SetUpGroupForRow((int)row);
}
Expression expr = expList[column];
DataObject cell = expr.Evaluate(groupResolver, crResolver, context);
if (cache != null) {
cache.Set(uniqueId, row, column, cell);
}
return cell;
}
