public void DirectInit(ParsingContext context, ParseTreeNode parseNode)
{
var _elementsToBeAdded = (CollectionOfDBObjectsNode)parseNode.ChildNodes[3].AstNode;
var _AttrName = parseNode.ChildNodes[2].FirstChild.FirstChild.Token.ValueString;
AttributeUpdateList = new AttributeAssignOrUpdateList(_elementsToBeAdded.CollectionDefinition, ((IDNode)parseNode.ChildNodes[2].AstNode).IDChainDefinition, false);
}
private void ProcessAttributeAssignOrUpdateList(IVertexType vertexType, GQLPluginManager myPluginManager, IGraphDB myGraphDB, SecurityToken mySecurityToken, TransactionToken myTransactionToken, AttributeAssignOrUpdateList attributeAssignOrUpdateList, ref RequestUpdate result)
{
Type myRequestedType;
switch (attributeAssignOrUpdateList.CollectionDefinition.CollectionType)
{
case CollectionType.Set:
#region set
if (((TupleDefinition)attributeAssignOrUpdateList.CollectionDefinition.TupleDefinition).All(_ => _.Value is ValueDefinition))
{
#region base-set
//has to be list of comparables
SetCollectionWrapper setWrapper = new SetCollectionWrapper();
if (vertexType.HasProperty(attributeAssignOrUpdateList.AttributeIDChain.ContentString))
{
myRequestedType = ((IPropertyDefinition)vertexType.GetAttributeDefinition(attributeAssignOrUpdateList.AttributeIDChain.ContentString)).BaseType;
}
else
{
myRequestedType = typeof(String);
}
foreach (var aTupleElement in (TupleDefinition)attributeAssignOrUpdateList.CollectionDefinition.TupleDefinition)
{
setWrapper.Add(((ValueDefinition)aTupleElement.Value).Value.ConvertToIComparable(myRequestedType));
}
result.AddElementsToCollection(attributeAssignOrUpdateList.AttributeIDChain.ContentString, setWrapper);
#endregion
}
else
{
#region edge-set
EdgePredefinition edgeDefinition = new EdgePredefinition(attributeAssignOrUpdateList.AttributeIDChain.ContentString);
if (!vertexType.HasAttribute(attributeAssignOrUpdateList.AttributeIDChain.ContentString))
{
throw new InvalidVertexAttributeException(String.Format("The vertex type {0} has no attribute named {1}.", vertexType.Name, attributeAssignOrUpdateList.AttributeIDChain.ContentString));
}
IAttributeDefinition attribute = vertexType.GetAttributeDefinition(attributeAssignOrUpdateList.AttributeIDChain.ContentString);
foreach (var aTupleElement in (TupleDefinition)attributeAssignOrUpdateList.CollectionDefinition.TupleDefinition)
{
if (aTupleElement.Value is BinaryExpressionDefinition)
{
#region BinaryExpressionDefinition
var targetVertexType = ((IOutgoingEdgeDefinition)attribute).TargetVertexType;
foreach (var aVertex in ProcessBinaryExpression(
(BinaryExpressionDefinition)aTupleElement.Value,
myPluginManager, myGraphDB, mySecurityToken, myTransactionToken, targetVertexType))
{
var inneredge = new EdgePredefinition().AddVertexID(aVertex.VertexTypeID, aVertex.VertexID);
foreach (var aStructuredProperty in aTupleElement.Parameters)
{
inneredge.AddUnknownProperty(aStructuredProperty.Key, aStructuredProperty.Value);
}
edgeDefinition.AddEdge(inneredge);
}
#endregion
}
else
{
throw new NotImplementedQLException("TODO");
}
}
if (attributeAssignOrUpdateList.Assign)
{
result.UpdateEdge(edgeDefinition);
}
else
{
result.AddElementsToCollection(attributeAssignOrUpdateList.AttributeIDChain.ContentString, edgeDefinition);
}
#endregion
}
#endregion
return;
case CollectionType.List:
#region list
//has to be list of comparables
ListCollectionWrapper listWrapper = new ListCollectionWrapper();
if (vertexType.HasProperty(attributeAssignOrUpdateList.AttributeIDChain.ContentString))
{
myRequestedType = ((IPropertyDefinition)vertexType.GetAttributeDefinition(attributeAssignOrUpdateList.AttributeIDChain.ContentString)).BaseType;
}
else
{
myRequestedType = typeof(String);
}
foreach (var aTupleElement in (TupleDefinition)attributeAssignOrUpdateList.CollectionDefinition.TupleDefinition)
{
listWrapper.Add(((ValueDefinition)aTupleElement.Value).Value.ConvertToIComparable(myRequestedType));
}
result.AddElementsToCollection(attributeAssignOrUpdateList.AttributeIDChain.ContentString, listWrapper);
#endregion
return;
case CollectionType.SetOfUUIDs:
#region SetOfUUIDs
EdgePredefinition anotheredgeDefinition = new EdgePredefinition(attributeAssignOrUpdateList.AttributeIDChain.ContentString);
foreach (var aTupleElement in ((VertexTypeVertexIDCollectionNode)attributeAssignOrUpdateList.CollectionDefinition.TupleDefinition).Elements)
{
foreach (var aVertexIDTuple in aTupleElement.VertexIDs)
{
var innerEdge = new EdgePredefinition();
foreach (var aStructuredProperty in aVertexIDTuple.Item2)
{
innerEdge.AddUnknownProperty(aStructuredProperty.Key, aStructuredProperty.Value);
}
innerEdge.AddVertexID(aTupleElement.ReferencedVertexTypeName, aVertexIDTuple.Item1);
anotheredgeDefinition.AddEdge(innerEdge);
}
}
result.AddElementsToCollection(attributeAssignOrUpdateList.AttributeIDChain.ContentString, anotheredgeDefinition);
#endregion
return;
default:
return;
}
}
public new void DirectInit(ParsingContext context, ParseTreeNode parseNode)
{
AttributeUpdateList = new AttributeAssignOrUpdateList(((CollectionOfDBObjectsNode)parseNode.ChildNodes[2].AstNode).CollectionDefinition, ((IDNode)parseNode.ChildNodes[0].AstNode).IDChainDefinition, false);
}
