protected HqlTreeNode VisitNhSum(NhSumExpression expression)
{
var sum = _hqlTreeBuilder.Sum(VisitExpression(expression.Expression).AsExpression());
var cast = _hqlTreeBuilder.Cast(sum, expression.Type);
var coalesce = _hqlTreeBuilder.Coalesce(cast, _hqlTreeBuilder.Constant(0));
return(coalesce);
}
protected HqlTreeNode VisitNhSum(NhSumExpression expression)
{
return(_hqlTreeBuilder.Cast(_hqlTreeBuilder.Sum(VisitExpression(expression.Expression).AsExpression()), expression.Type));
}
protected virtual Expression BaseVisitNhSum(NhSumExpression expression)
{
Expression nx = base.VisitExpression(expression.Expression);
return(nx != expression.Expression ? new NhSumExpression(nx) : expression);
}
protected virtual Expression VisitNhSum(NhSumExpression expression)
{
return(VisitUnhandledItem <NhSumExpression, Expression>(expression, "VisitNhSum", BaseVisitNhSum));
}
protected virtual Expression VisitNhSum(NhSumExpression expression)
{
return(expression.Accept(this));
}
protected HqlTreeNode VisitNhSum(NhSumExpression expression)
{
return(IsCastRequired("sum", expression.Expression, expression.Type)
? (HqlTreeNode)_hqlTreeBuilder.Cast(_hqlTreeBuilder.Sum(VisitExpression(expression.Expression).AsExpression()), expression.Type)
: _hqlTreeBuilder.TransparentCast(_hqlTreeBuilder.Sum(VisitExpression(expression.Expression).AsExpression()), expression.Type));
}
protected internal virtual Expression VisitNhSum(NhSumExpression expression)
{
return(VisitNhAggregated(expression));
}
