public IGremlinQuery Apply(IGremlinQuery query)
{
var admin = query.AsAdmin();
var anonymous = GremlinQuery.Anonymous(admin.Model);
var vertexCriterionTraversal = _vertexCriterion(anonymous.AsAdmin().ChangeQueryType <IVertexGremlinQuery <IVertex> >());
var edgeCriterionTraversal = _edgeCriterion(anonymous.AsAdmin().ChangeQueryType <IEdgeGremlinQuery <IEdge> >());
if (vertexCriterionTraversal.AsAdmin().Steps.Count > 0 || edgeCriterionTraversal.AsAdmin().Steps.Count > 0)
{
var strategy = GremlinQuery.Create <Unit>(admin.Model, GremlinQueryExecutor.Invalid, "SubgraphStrategy")
.AddStep(BuildStep.Instance);
if (vertexCriterionTraversal.AsAdmin().Steps.Count > 0)
{
strategy = strategy.AddStep(new VerticesStep(vertexCriterionTraversal));
}
if (edgeCriterionTraversal.AsAdmin().Steps.Count > 0)
{
strategy = strategy.AddStep(new EdgesStep(edgeCriterionTraversal));
}
return(query
.AddStep(new WithStrategiesStep(strategy.AddStep(CreateStep.Instance))));
}
return(query);
}
public IGremlinQueryBase Apply(IGremlinQueryBase query)
{
var environment = query.AsAdmin().Environment;
var anonymous = GremlinQuery.Anonymous(environment);
var vertexCriterionTraversal = _vertexCriterion(anonymous.AsAdmin().ChangeQueryType <IVertexGremlinQuery <object> >());
var edgeCriterionTraversal = _edgeCriterion(anonymous.AsAdmin().ChangeQueryType <IEdgeGremlinQuery <object> >());
if (vertexCriterionTraversal.AsAdmin().Steps.Count > 0 || edgeCriterionTraversal.AsAdmin().Steps.Count > 0)
{
var strategy = GremlinQuery.Create <object>(environment)
.AddStep(BuildStep.Instance);
if (vertexCriterionTraversal.AsAdmin().Steps.Count > 0)
{
strategy = strategy.AddStep(new VerticesStep(vertexCriterionTraversal));
}
if (edgeCriterionTraversal.AsAdmin().Steps.Count > 0)
{
strategy = strategy.AddStep(new EdgesStep(edgeCriterionTraversal));
}
return(query
.AddStep(new WithStrategiesStep(strategy.AddStep(CreateStep.Instance))));
}
return(query);
}
