internal void Transform(ref GraphViewGremlinSematicAnalyser.Context pContext)
{
foreach (var path in paths)
{
path.Transform(ref pContext);
}
}
internal void Transform(ref GraphViewGremlinSematicAnalyser.Context pContext)
{
if (Fragment != null)
{
Fragment.Transform(ref pContext);
}
}
internal void Transform(ref GraphViewGremlinSematicAnalyser.Context pContext)
{
if (Function != null)
{
Function.Transform(ref pContext);
}
if (Fragment != null)
{
Fragment.Transform(ref pContext);
}
var Identifiers = pContext.Identifiers;
if (Identifer != -1)
{
for (int i = 0; i < pContext.PrimaryInternalAlias.Count; i++)
{
pContext.PrimaryInternalAlias[i] += "." + Identifiers[Identifer];
}
}
}
internal void Transform(ref GraphViewGremlinSematicAnalyser.Context pContext)
{
int index;
string SrcNode;
string DestNode;
string Edge;
switch (KeywordIndex)
{
case (int)GraphViewGremlinParser.Keywords.V:
SrcNode = "N_" + pContext.NodeCount.ToString();
pContext.PrimaryInternalAlias.Clear();
pContext.PrimaryInternalAlias.Add(SrcNode);
pContext.InternalAliasList.Add(SrcNode);
pContext.AliasPredicates.Add("");
pContext.NodeCount++;
break;
case (int)GraphViewGremlinParser.Keywords.has:
foreach (var alias in pContext.PrimaryInternalAlias)
{
index = pContext.PrimaryInternalAlias.IndexOf(alias);
pContext.AliasPredicates[index] += alias + "." + Parameters.Parameter[0].QuotedString + " = " +
Parameters.Parameter[1].QuotedString;
}
break;
case (int)GraphViewGremlinParser.Keywords.Out:
Edge = "E_" + pContext.EdgeCount.ToString();
pContext.InternalAliasList.Add(Edge);
pContext.AliasPredicates.Add("");
pContext.EdgeCount++;
index = pContext.InternalAliasList.Count;
pContext.AliasPredicates[index - 1] += Edge + ".type" + " = " +
Parameters.Parameter[0].QuotedString;
DestNode = "N_" + pContext.NodeCount.ToString();
foreach (var alias in pContext.PrimaryInternalAlias)
{
SrcNode = alias;
pContext.Paths.Add(new Tuple <string, string, string>(SrcNode, pContext.InternalAliasList.Last(),
DestNode));
}
pContext.PrimaryInternalAlias.Clear();
pContext.PrimaryInternalAlias.Add(DestNode);
pContext.InternalAliasList.Add(DestNode);
pContext.AliasPredicates.Add("");
pContext.NodeCount++;
break;
case (int)GraphViewGremlinParser.Keywords.In:
Edge = "E_" + pContext.EdgeCount.ToString();
pContext.InternalAliasList.Add(Edge);
pContext.AliasPredicates.Add("");
pContext.EdgeCount++;
index = pContext.InternalAliasList.Count;
pContext.AliasPredicates[index - 1] += Edge + ".type" + " = " +
Parameters.Parameter[0].QuotedString;
DestNode = "N_" + pContext.NodeCount.ToString();
foreach (var alias in pContext.PrimaryInternalAlias)
{
SrcNode = alias;
pContext.Paths.Add(new Tuple <string, string, string>(DestNode, pContext.InternalAliasList.Last(),
SrcNode));
}
pContext.PrimaryInternalAlias.Clear();
pContext.PrimaryInternalAlias.Add(DestNode);
pContext.InternalAliasList.Add(DestNode);
pContext.AliasPredicates.Add("");
pContext.NodeCount++;
break;
case (int)GraphViewGremlinParser.Keywords.As:
pContext.ExplictAliasToInternalAlias.Add(pContext.PrimaryInternalAlias[0], Parameters.Parameter[0].QuotedString);
break;
case (int)GraphViewGremlinParser.Keywords.@select:
foreach (var a in Parameters.Parameter)
{
pContext.PrimaryInternalAlias.Clear();
pContext.PrimaryInternalAlias.Add(pContext.ExplictAliasToInternalAlias[a.QuotedString]);
}
break;
case (int)GraphViewGremlinParser.Keywords.addV:
foreach (var a in Parameters.Parameter.FindAll(p => Parameters.Parameter.IndexOf(p) % 2 == 0))
{
}
break;
case (int)GraphViewGremlinParser.Keywords.addOutE:
DestNode = Parameters.Parameter.First().QuotedString;
foreach (var a in Parameters.Parameter.GetRange(1, Parameters.Parameter.Count - 1).FindAll(p => Parameters.Parameter.IndexOf(p) % 2 == 0))
{
pContext.Properties.Add(a.QuotedString, Parameters.Parameter[Parameters.Parameter.IndexOf(a) + 1].QuotedString);
}
pContext.AddEMark = true;
break;
case (int)GraphViewGremlinParser.Keywords.addInE:
SrcNode = Parameters.Parameter.First().QuotedString;
foreach (var a in Parameters.Parameter.GetRange(1, Parameters.Parameter.Count - 1).FindAll(p => Parameters.Parameter.IndexOf(p) % 2 == 0))
{
pContext.Properties.Add(a.QuotedString, Parameters.Parameter[Parameters.Parameter.IndexOf(a) + 1].QuotedString);
}
pContext.AddVMark = true;
break;
}
}
