public EdgeQueryStep(IGraphQueryStep left, IGraphQueryStep right, EdgeQueryStep eqs, OperationCancelToken token)
{
_left = left;
_right = right;
_aliases = new HashSet <string>();
_aliases.UnionWith(_left.GetAllAliases());
_aliases.UnionWith(_right.GetAllAliases());
_aliases.Add(eqs._edgePath.Alias.Value);
_edgePath = eqs._edgePath;
_queryParameters = eqs._queryParameters;
_edgesExpression = eqs._edgesExpression;
_outputAlias = _right.GetOutputAlias();
_token = token;
}
public EdgeQueryStep(IGraphQueryStep left, IGraphQueryStep right, WithEdgesExpression edgesExpression, MatchPath edgePath, BlittableJsonReaderObject queryParameters, OperationCancelToken token)
{
_left = left;
_right = right;
_aliases = new HashSet <string>();
_aliases.UnionWith(_left.GetAllAliases());
_aliases.UnionWith(_right.GetAllAliases());
_aliases.Add(edgePath.Alias.Value);
_edgePath = edgePath;
_queryParameters = queryParameters;
_edgesExpression = edgesExpression;
_outputAlias = _right.GetOutputAlias();
_token = token;
}
public RecursionQueryStep(IGraphQueryStep left, RecursionQueryStep rqs, OperationCancelToken token)
{
_left = left;
_steps = rqs._steps;
_recursive = rqs._recursive;
_options = rqs._options;
_stepAliases.Add(left.GetOutputAlias());
foreach (var step in _steps)
{
if (step.Right == null)
{
continue;
}
_stepAliases.Add(step.Right.GetOutputAlias());
}
_outputAlias = _stepAliases.Last();
_token = token;
}
public RecursionQueryStep(IGraphQueryStep left, List <SingleEdgeMatcher> steps, RecursiveMatch recursive, RecursiveMatch.RecursiveOptions options, OperationCancelToken token)
{
_left = left;
_steps = steps;
_recursive = recursive;
_options = options;
_stepAliases.Add(left.GetOutputAlias());
foreach (var step in _steps)
{
if (step.Right == null)
{
continue;
}
_stepAliases.Add(step.Right.GetOutputAlias());
}
_outputAlias = _stepAliases.Last();
_allLliases.UnionWith(_left.GetAllAliases());
_allLliases.Add(_recursive.Alias.Value);
_token = token;
}
internal (WithEdgesExpression Edge, StringSegment EdgeAlias, StringSegment RecursionAlias, string SourceAlias) GetOutputEdgeInfo()
{
var match = _steps[_steps.Count - 1];
return(match.Edge, match.EdgeAlias, _recursive.Alias, _left.GetOutputAlias());
}
