FindClosestCandidateIndex()

bool System.Data.Select.FindClosestCandidateIndex ( )

inlineprivate

Definition at line 263 of file Select.cs.

    {
        _index = null;
        _matchedCandidates = 0;
        bool flag = true;
        _table._indexesLock.EnterUpgradeableReadLock();
        try
        {
            int count = _table._indexes.Count;
            for (int i = 0; i < count; i++)
            {
                Index index = _table._indexes[i];
                if (index.RecordStates != _recordStates || !index.IsSharable)
                {
                    continue;
                }
                int num = CompareClosestCandidateIndexDesc(index._indexFields);
                if (num > _matchedCandidates || (num == _matchedCandidates && !flag))
                {
                    _matchedCandidates = num;
                    _index = index;
                    flag = CompareSortIndexDesc(index._indexFields);
                    if (_matchedCandidates == _nCandidates && flag)
                    {
                        return true;
                    }
                }
            }
        }
        finally
        {
            _table._indexesLock.ExitUpgradeableReadLock();
        }
        if (_index == null)
        {
            return false;
        }
        return flag;
    }

References System.Data.Select._index, System.Data.DataTable._indexes, System.Data.DataTable._indexesLock, System.Data.Select._matchedCandidates, System.Data.Select._nCandidates, System.Data.Select._recordStates, System.Data.Select._table, System.Data.Select.CompareClosestCandidateIndexDesc(), System.Data.Select.CompareSortIndexDesc(), System.count, System.Collections.Generic.Dictionary< TKey, TValue >.Count, and System.index.

Referenced by System.Data.Select.SelectRows().