internal override void CastToSqlLiteralType(ICaster caster
, IViewInfoGetter viewInfoGetter)
{
if (_operand != null)
{
_operand.CastToSqlLiteralType(caster, viewInfoGetter);
}
}
internal override void CastToSqlLiteralType(ICaster caster
, IViewInfoGetter viewInfoGetter)
{
for (int i = 0; i <= _operands.Length - 1; i++)
{
if (_operands[i] is Literal)
{
_operands[i] = CreateSqlLiteral(caster
, viewInfoGetter
, _lOperand
, ((Literal)_operands[i]).Value);
}
}
}
internal SqlLiteral CreateSqlLiteral(ICaster caster
, IViewInfoGetter viewInfoGetter
, val val
, object literal)
{
string propertyName = val.PropertyName;
ViewColumnInfo viewColumnInfo = viewInfoGetter.GetViewColumnInfo(propertyName);
if (viewColumnInfo == null)
{
throw new NotExistsViewColumnException(
propertyName + "はレコード" + viewInfoGetter.GetViewInfo().Name +
"に存在しない、" + "またはSELECT句と紐付いていません");
}
string sqlLiteral = caster.CastToSqlLiteralType(literal, viewColumnInfo);
return(new SqlLiteral(sqlLiteral));
}
internal override void CastToSqlLiteralType(ICaster caster
, IViewInfoGetter viewInfoGetter)
{
if (_fromOperand is Literal)
{
_fromOperand = CreateSqlLiteral(caster
, viewInfoGetter
, _operand
, ((Literal)_fromOperand).Value);
}
if (_toOperand is Literal)
{
_toOperand = CreateSqlLiteral(caster
, viewInfoGetter
, _operand
, ((Literal)_toOperand).Value);
}
}
internal override void CastToSqlLiteralType(ICaster caster
, IViewInfoGetter viewInfoGetter)
{
if (_lOperand is val && _rOperand is Literal)
{
_rOperand = CreateSqlLiteral(caster
, viewInfoGetter
, (val)_lOperand
, ((Literal)_rOperand).Value);
}
else if (_lOperand is Literal && _rOperand is val)
{
_lOperand = CreateSqlLiteral(caster
, viewInfoGetter
, (val)_rOperand
, ((Literal)_lOperand).Value);
}
else if (_lOperand is val && _rOperand is val)
{
return;
}
}
//保持する抽出条件から、NULL表現値を被演算子に持つ抽出条件を削除し、
//プロパティ型からSQLリテラル型に型変換する
void IQueryExtention <TRecord> .CastToSqlLiteralType(ICaster caster, IViewInfoGetter viewInfoGetter)
{
//ループの操作対象をループ内で削除するので、逆順にループさせないといけない
int i = _criteria.Count - 1;
while (i >= 0)
{
//Queryオブジェクトに格納された値オブジェクトがNULL表現値の場合、その条件式を削除する
_criteria[i] = _criteria[i].RemoveExpIfNull(caster);
if (_criteria[i] == null)
{
//配列の要素を削除する
_criteria.RemoveAt(i);
i -= 1;
continue;
}
//Queryオブジェクトに格納された値オブジェクトを型変換する
_criteria[i].CastToSqlLiteralType(caster, viewInfoGetter);
i -= 1;
}
}
internal abstract void CastToSqlLiteralType(ICaster caster
, IViewInfoGetter viewInfoGetter);
internal override void CastToSqlLiteralType(ICaster caster
, IViewInfoGetter viewInfoGetter)
{
return;
}
