internal override GremlinPathStepVariable GetAndPopulatePath()
{
GremlinPathVariable pathVariable = RepeatContext.PopulateGremlinPath();
pathVariable.IsInRepeatContext = true;
return(new GremlinPathStepVariable(pathVariable, this));
}
private GremlinPathVariable generatePath(GremlinToSqlContext currentContext, List <GraphTraversal2> byList = null)
{
List <GremlinToSqlContext> byContexts = new List <GremlinToSqlContext>();
List <GremlinPathStepVariable> steps = currentContext.GetGremlinStepList();
if (byList == null)
{
byList = new List <GraphTraversal2> {
GraphTraversal2.__()
};
}
foreach (var by in byList)
{
GremlinToSqlContext newContext = new GremlinToSqlContext();
GremlinDecompose1Variable decompose1 = new GremlinDecompose1Variable(steps);
newContext.VariableList.Add(decompose1);
newContext.TableReferences.Add(decompose1);
newContext.SetPivotVariable(decompose1);
by.GetStartOp().InheritedContextFromParent(newContext);
byContexts.Add(by.GetEndOp().GetContext());
}
GremlinPathVariable newVariable = new GremlinPathVariable(steps, byContexts);
currentContext.VariableList.Add(newVariable);
currentContext.TableReferences.Add(newVariable);
return(newVariable);
}
internal virtual void Tree(GremlinToSqlContext currentContext, string sideEffectKey, List <GraphTraversal2> byList)
{
GremlinPathVariable pathVariable = generatePath(currentContext, byList);
GremlinTreeSideEffectVariable newVariable = new GremlinTreeSideEffectVariable(sideEffectKey, pathVariable);
currentContext.VariableList.Add(newVariable);
currentContext.TableReferences.Add(newVariable);
}
//internal virtual void PageRank()
//internal virtual void PageRank(double alpha)
internal virtual void Path(GremlinToSqlContext currentContext)
{
GremlinPathVariable newVariable = new GremlinPathVariable(currentContext.GetGremlinStepList());
currentContext.VariableList.Add(newVariable);
currentContext.TableReferences.Add(newVariable);
currentContext.SetPivotVariable(newVariable);
}
internal virtual void Tree(GremlinToSqlContext currentContext, List <GraphTraversal2> byList)
{
GremlinPathVariable pathVariable = generatePath(currentContext, byList);
GremlinTreeVariable newVariable = new GremlinTreeVariable(currentContext.Duplicate(), pathVariable);
currentContext.Reset();
currentContext.VariableList.Add(newVariable);
currentContext.TableReferences.Add(newVariable);
currentContext.SetPivotVariable(newVariable);
}
internal override GremlinPathStepVariable GetAndPopulatePath()
{
List <GremlinVariable> pathStepVariableList = new List <GremlinVariable>();
foreach (var context in UnionContextList)
{
GremlinPathVariable newVariable = context.PopulateGremlinPath();
pathStepVariableList.Add(newVariable);
}
return(new GremlinPathStepVariable(pathStepVariableList, this));
}
//internal virtual void ToE(GremlinToSqlContext currentContext, Direction direction, params string[] edgeLabels)
//internal virtual void ToV(GremlinToSqlContext currentContext, Direction direction)
internal virtual void Tree(GremlinToSqlContext currentContext)
{
GremlinPathVariable pathVariable = new GremlinPathVariable(currentContext.GetGremlinStepList());
currentContext.VariableList.Add(pathVariable);
currentContext.TableReferences.Add(pathVariable);
GremlinTreeVariable newVariable = new GremlinTreeVariable(currentContext.Duplicate(), pathVariable);
currentContext.Reset();
currentContext.VariableList.Add(newVariable);
currentContext.TableReferences.Add(newVariable);
currentContext.SetPivotVariable(newVariable);
}
public GremlinSelectVariable(GremlinVariable inputVariable,
GremlinPathVariable pathVariable,
List <GremlinVariable> sideEffectVariables,
GremlinKeyword.Pop pop,
List <string> selectKeys,
List <GremlinToSqlContext> byContexts)
: base(GremlinVariableType.Table)
{
InputVariable = inputVariable;
PathVariable = pathVariable;
SideEffectVariables = sideEffectVariables;
Pop = pop;
SelectKeys = selectKeys;
ByContexts = byContexts;
}
internal void PopulateGremlinPath()
{
if (IsPopulateGremlinPath)
{
return;
}
GremlinPathVariable newVariable = new GremlinPathVariable(GetCurrAndChildGremlinStepList());
VariableList.Add(newVariable);
TableReferences.Add(newVariable);
CurrentContextPath = newVariable;
IsPopulateGremlinPath = true;
}
public GremlinCyclicPathVariable(GremlinPathVariable pathVariable) : base(GremlinVariableType.Table)
{
PathVariable = pathVariable;
}
internal override GremlinPathStepVariable GetAndPopulatePath()
{
GremlinPathVariable pathVariable = LocalContext.PopulateGremlinPath();
return(new GremlinPathStepVariable(pathVariable, this));
}
public GremlinTreeSideEffectVariable(string sideEffectKey, GremlinPathVariable pathVariable)
{
SideEffectKey = sideEffectKey;
PathVariable = pathVariable;
Labels.Add(sideEffectKey);
}
public GremlinSimplePathVariable(GremlinPathVariable pathVariable) : base(GremlinVariableType.Table)
{
PathVariable = pathVariable;
}
public GremlinCyclicPathVariable(GremlinPathVariable pathVariable) : base(pathVariable.GetVariableType())
{
this.PathVariable = pathVariable;
}
public GremlinTreeSideEffectVariable(string sideEffectKey, GremlinPathVariable pathVariable) : base(GremlinVariableType.Tree)
{
this.SideEffectKey = sideEffectKey;
this.PathVariable = pathVariable;
this.Labels.Add(sideEffectKey);
}
