CheckState()

void System.Data.DataKey.CheckState ( )

inlinepackage

Definition at line 59 of file DataKey.cs.

    {
        DataTable table = _columns[0].Table;
        if (table == null)
        {
            throw ExceptionBuilder.ColumnNotInAnyTable();
        }
        for (int i = 1; i < _columns.Length; i++)
        {
            if (_columns[i].Table == null)
            {
                throw ExceptionBuilder.ColumnNotInAnyTable();
            }
            if (_columns[i].Table != table)
            {
                throw ExceptionBuilder.KeyTableMismatch();
            }
        }
    }

References System.Data.DataKey._columns, System.Data.ExceptionBuilder.ColumnNotInAnyTable(), System.Data.ExceptionBuilder.KeyTableMismatch(), System.Data.DataColumn.Table, and System.Data.DataKey.Table.

Referenced by System.Data.DataKey.DataKey(), System.Data.DataRelation.CheckState(), System.Data.ForeignKeyConstraint.NonVirtualCheckState(), and System.Data.UniqueConstraint.NonVirtualCheckState().