internal JoinedTableSource(TableSourceBase left, TableSourceBase right, PredicateBase on, JoinType type)
{
Left = Argument.NotNull(left, "left");
Right = Argument.NotNull(right, "right");
On = Argument.NotNull(on, "on");
Type = type;
}
public static Query JoinLastTableSource(this Query query, TableSourceBase joinTableSource, PredicateBase on, JoinType joinType)
{
Argument.NotNull(query, "query");
Argument.NotNull(joinTableSource, "joinTableSource");
var lastTableSource = query.From.InternalNodes.LastOrDefault();
if (lastTableSource == null)
{
throw new InvalidOperationException("Query's table source list is empty.");
}
var newTableSource = new JoinedTableSource(lastTableSource, joinTableSource, on, joinType);
return(new Query(query.Select, query.From.ReplaceLast(newTableSource), query.Where));
}
//public override void EnterSubqueryTableItem(MySqlParser.SubqueryTableItemContext context)
//{
// if (_isOtherListener == 1)
// {
// if (context.ChildCount > 1)
// {
// Rules.Remove(Rules[Rules.Count - 1]);
// }
// SubqueryTableItem subqueryTableItem =
// new SubqueryTableItem(context.SourceInterval, context, context.GetText());
// Rules.Add(subqueryTableItem);
// }
// _isOtherListener++;
//}
//public override void ExitSubqueryTableItem(MySqlParser.SubqueryTableItemContext context)
//{
// _isOtherListener--;
//}
//public override void EnterAtomTableItem(MySqlParser.AtomTableItemContext context)
//{
// if (_isOtherListener == 1)
// {
// if (context.ChildCount > 1)
// {
// Rules.Remove(Rules[Rules.Count - 1]);
// }
// AtomTableItem atomTableItem =
// new AtomTableItem(context.SourceInterval, context, context.GetText());
// Rules.Add(atomTableItem);
// }
// _isOtherListener++;
//}
//public override void ExitAtomTableItem(MySqlParser.AtomTableItemContext context)
//{
// _isOtherListener--;
//}
#endregion
public override void EnterTableSourceBase(MySqlParser.TableSourceBaseContext context)
{
if (_isOtherListener == 1)
{
if (context.ChildCount > 1)
{
Rules.Remove(Rules[Rules.Count - 1]);
}
TableSourceBase tableSourceBase =
new TableSourceBase(context.SourceInterval, context, context.GetText());
Rules.Add(tableSourceBase);
}
_isOtherListener++;
}
public static Query Add(this Query query, TableSourceBase tableSource)
{
Argument.NotNull(query, "query");
Argument.NotNull(tableSource, "tableSource");
return(new Query(query.Select, query.From.Add(tableSource), query.Where));
}
