ContainsNode() public method

public ContainsNode ( string key ) : bool
key string
return bool
MatchGraph Class Documentation
示例#1
0
        public override void Visit(WColumnReferenceExpression node)
        {
            if (!_referencedByNodeAndEdge)
            {
                return;
            }
            var    column     = node.MultiPartIdentifier.Identifiers;
            string tableAlias = "";

            if (column.Count >= 2)
            {
                tableAlias = column[column.Count - 2].Value;
            }
            else
            {
                var columnName = column.Last().Value;
                if ((_columnTableMapping.ContainsKey(columnName)))
                {
                    tableAlias = _columnTableMapping[columnName];
                }
            }

            if (!_graph.ContainsNode(tableAlias))
            {
                _referencedByNodeAndEdge = false;
            }
        }