internal override void OutE(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinFreeEdgeTableVariable outEdgeTableVar = new GremlinFreeEdgeTableVariable(WEdgeType.OutEdge);
currentContext.VariableList.Add(outEdgeTableVar);
currentContext.AddLabelPredicateForEdge(outEdgeTableVar, edgeLabels);
currentContext.AddPath(new GremlinMatchPath(this, outEdgeTableVar, null));
currentContext.SetPivotVariable(outEdgeTableVar);
}
internal override void InE(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinFreeEdgeTableVariable inEdgeTable = new GremlinFreeEdgeTableVariable(WEdgeType.InEdge);
currentContext.VariableList.Add(inEdgeTable);
currentContext.AddLabelPredicateForEdge(inEdgeTable, edgeLabels);
currentContext.AddPath(new GremlinMatchPath(null, inEdgeTable, this));
currentContext.SetPivotVariable(inEdgeTable);
}
internal virtual void OutE(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinVariableProperty sourceProperty = GetVariableProperty(GremlinKeyword.NodeID);
GremlinVariableProperty adjEdge = GetVariableProperty(GremlinKeyword.EdgeAdj);
GremlinBoundEdgeTableVariable outEdgeTable = new GremlinBoundEdgeTableVariable(sourceProperty, adjEdge, WEdgeType.OutEdge);
currentContext.VariableList.Add(outEdgeTable);
currentContext.TableReferences.Add(outEdgeTable);
currentContext.AddLabelPredicateForEdge(outEdgeTable, edgeLabels);
currentContext.SetPivotVariable(outEdgeTable);
}
internal virtual void InE(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinVariableProperty sourceProperty = GetVariableProperty(GremlinKeyword.NodeID);
GremlinVariableProperty adjReverseEdge = GetVariableProperty(GremlinKeyword.ReverseEdgeAdj);
GremlinVariableProperty labelProperty = GetVariableProperty(GremlinKeyword.Label);
GremlinBoundEdgeTableVariable inEdgeTable = new GremlinBoundEdgeTableVariable(sourceProperty, adjReverseEdge, labelProperty, WEdgeType.InEdge);
currentContext.VariableList.Add(inEdgeTable);
currentContext.TableReferences.Add(inEdgeTable);
currentContext.AddLabelPredicateForEdge(inEdgeTable, edgeLabels);
//currentContext.PathList.Add(new GremlinMatchPath(null, inEdgeTable, this));
currentContext.SetPivotVariable(inEdgeTable);
}
internal override void InE(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
if (this.IsTraversalToBound)
{
base.InE(currentContext, edgeLabels);
return;
}
GremlinFreeEdgeVariable inEdge = new GremlinFreeEdgeVariable(WEdgeType.InEdge);
currentContext.VariableList.Add(inEdge);
currentContext.AddLabelPredicateForEdge(inEdge, edgeLabels);
currentContext.MatchPathList.Add(new GremlinMatchPath(null, inEdge, this, false));
currentContext.SetPivotVariable(inEdge);
}
internal override void Out(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinFreeEdgeTableVariable outEdgeTable = new GremlinFreeEdgeTableVariable(WEdgeType.OutEdge);
currentContext.VariableList.Add(outEdgeTable);
currentContext.AddLabelPredicateForEdge(outEdgeTable, edgeLabels);
GremlinFreeVertexVariable inVertex = new GremlinFreeVertexVariable();
currentContext.VariableList.Add(inVertex);
currentContext.TableReferences.Add(inVertex);
currentContext.AddPath(new GremlinMatchPath(this, outEdgeTable, inVertex));
currentContext.SetPivotVariable(inVertex);
}
internal override void OutE(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
if (this.isTraversalToBound)
{
base.OutE(currentContext, edgeLabels);
return;
}
GremlinFreeEdgeVariable outEdgeVar = new GremlinFreeEdgeVariable(WEdgeType.OutEdge);
currentContext.VariableList.Add(outEdgeVar);
currentContext.AddLabelPredicateForEdge(outEdgeVar, edgeLabels);
currentContext.MatchPathList.Add(new GremlinMatchPath(this, outEdgeVar, null));
currentContext.SetPivotVariable(outEdgeVar);
}
internal override void Both(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinFreeEdgeTableVariable bothEdgeTable = new GremlinFreeEdgeTableVariable(WEdgeType.BothEdge);
currentContext.VariableList.Add(bothEdgeTable);
currentContext.AddLabelPredicateForEdge(bothEdgeTable, edgeLabels);
GremlinFreeVertexVariable bothVertex = new GremlinFreeVertexVariable();
currentContext.VariableList.Add(bothVertex);
// In this case, the both-edgeTable variable is not added to the table-reference list.
// Instead, we populate a path this_variable-[bothEdgeTable]->bothVertex in the context
currentContext.TableReferences.Add(bothVertex);
currentContext.AddPath(new GremlinMatchPath(this, bothEdgeTable, bothVertex));
currentContext.SetPivotVariable(bothVertex);
}
internal virtual void In(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinVariableProperty sourceProperty = GetVariableProperty(GremlinKeyword.NodeID);
GremlinVariableProperty adjReverseEdge = GetVariableProperty(GremlinKeyword.ReverseEdgeAdj);
GremlinBoundEdgeTableVariable inEdgeTable = new GremlinBoundEdgeTableVariable(sourceProperty, adjReverseEdge, WEdgeType.InEdge);
currentContext.VariableList.Add(inEdgeTable);
currentContext.TableReferences.Add(inEdgeTable);
currentContext.AddLabelPredicateForEdge(inEdgeTable, edgeLabels);
GremlinVariableProperty edgeProperty = inEdgeTable.GetVariableProperty(GremlinKeyword.EdgeSourceV);
GremlinBoundVertexVariable outVertex = new GremlinBoundVertexVariable(edgeProperty);
currentContext.VariableList.Add(outVertex);
currentContext.TableReferences.Add(outVertex);
currentContext.SetPivotVariable(outVertex);
}
internal override void Out(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
if (this.IsTraversalToBound)
{
base.Out(currentContext, edgeLabels);
return;
}
GremlinFreeEdgeVariable outEdge = new GremlinFreeEdgeVariable(WEdgeType.OutEdge);
currentContext.VariableList.Add(outEdge);
currentContext.AddLabelPredicateForEdge(outEdge, edgeLabels);
GremlinFreeVertexVariable outVertex = new GremlinFreeVertexVariable();
currentContext.VariableList.Add(outVertex);
currentContext.TableReferencesInFromClause.Add(outVertex);
currentContext.MatchPathList.Add(new GremlinMatchPath(this, outEdge, outVertex, false));
currentContext.SetPivotVariable(outVertex);
}
internal override void In(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
if (this.isTraversalToBound)
{
base.In(currentContext, edgeLabels);
return;
}
GremlinFreeEdgeVariable inEdge = new GremlinFreeEdgeVariable(WEdgeType.InEdge);
currentContext.VariableList.Add(inEdge);
currentContext.AddLabelPredicateForEdge(inEdge, edgeLabels);
GremlinFreeVertexVariable outVertex = new GremlinFreeVertexVariable();
currentContext.VariableList.Add(outVertex);
currentContext.TableReferences.Add(outVertex);
currentContext.MatchPathList.Add(new GremlinMatchPath(outVertex, inEdge, this));
currentContext.SetPivotVariable(outVertex);
}
internal virtual void Out(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinVariableProperty sourceProperty = GetVariableProperty(GremlinKeyword.NodeID);
GremlinVariableProperty adjEdge = GetVariableProperty(GremlinKeyword.EdgeAdj);
GremlinVariableProperty labelProperty = GetVariableProperty(GremlinKeyword.Label);
GremlinBoundEdgeTableVariable outEdgeTable = new GremlinBoundEdgeTableVariable(sourceProperty, adjEdge, labelProperty, WEdgeType.OutEdge);
currentContext.VariableList.Add(outEdgeTable);
currentContext.TableReferences.Add(outEdgeTable);
currentContext.AddLabelPredicateForEdge(outEdgeTable, edgeLabels);
GremlinVariableProperty sinkProperty = outEdgeTable.GetVariableProperty(GremlinKeyword.EdgeSinkV);
GremlinBoundVertexVariable inVertex = new GremlinBoundVertexVariable(sinkProperty);
currentContext.VariableList.Add(inVertex);
currentContext.TableReferences.Add(inVertex);
//currentContext.PathList.Add(new GremlinMatchPath(this, outEdgeTable, inVertex));
currentContext.SetPivotVariable(inVertex);
}
internal override void Both(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
if (this.IsTraversalToBound)
{
base.Both(currentContext, edgeLabels);
return;
}
GremlinFreeEdgeVariable bothEdge = new GremlinFreeEdgeVariable(WEdgeType.BothEdge);
currentContext.VariableList.Add(bothEdge);
currentContext.AddLabelPredicateForEdge(bothEdge, edgeLabels);
GremlinFreeVertexVariable bothVertex = new GremlinFreeVertexVariable();
currentContext.VariableList.Add(bothVertex);
// In this case, the both-edgeTable variable is not added to the table-reference list.
// Instead, we populate a path this_variable-[bothEdge]->bothVertex in the context
currentContext.TableReferencesInFromClause.Add(bothVertex);
currentContext.MatchPathList.Add(new GremlinMatchPath(this, bothEdge, bothVertex, false));
currentContext.SetPivotVariable(bothVertex);
}
internal virtual void Both(GremlinToSqlContext currentContext, List <string> edgeLabels)
{
GremlinVariableProperty sourceProperty = GetVariableProperty(GremlinKeyword.NodeID);
GremlinVariableProperty adjEdge = GetVariableProperty(GremlinKeyword.EdgeAdj);
GremlinVariableProperty adjReverseEdge = GetVariableProperty(GremlinKeyword.ReverseEdgeAdj);
GremlinBoundEdgeTableVariable bothEdgeTable = new GremlinBoundEdgeTableVariable(
sourceProperty,
adjEdge,
adjReverseEdge,
WEdgeType.BothEdge);
currentContext.VariableList.Add(bothEdgeTable);
currentContext.TableReferences.Add(bothEdgeTable);
currentContext.AddLabelPredicateForEdge(bothEdgeTable, edgeLabels);
GremlinVariableProperty otherProperty = bothEdgeTable.GetVariableProperty(GremlinKeyword.EdgeOtherV);
GremlinBoundVertexVariable otherVertex = new GremlinBoundVertexVariable(otherProperty);
currentContext.VariableList.Add(otherVertex);
currentContext.TableReferences.Add(otherVertex);
currentContext.SetPivotVariable(otherVertex);
}
