/// <summary>
/// This method is used for getting Edge<Guid, EdgeData> from object that should be Edge.
/// </summary>
/// <param name="objectToParse">object that need to be transformed into Edge,
/// if this is not possible this method throw an Exception</param>
/// <returns>Edge<Guid, EdgeData> that represent transformed object from objectToParse.
/// If objectToParse is null, this method will return null</returns>
public static Edge <Guid, EdgeData> ParseEdge(Object objectToParse)
{
if (objectToParse == null)
{
return(null);
}
if (objectToParse is Dictionary <String, Object> )
{
Dictionary <String, Object> dictionaryToParse = objectToParse as Dictionary <String, Object>;
if (dictionaryToParse.ContainsKey(TO_NODE_ID) && dictionaryToParse.ContainsKey(DATA))
{
Guid toNodeId = (Guid)ObjectWrapper.ParseObjectWrapper(dictionaryToParse[TO_NODE_ID]);
EdgeData edgeData = (EdgeData)EdgeDataWrapper.ParseEdgeData(dictionaryToParse[DATA]);
Edge <Guid, EdgeData> edge = new Edge <Guid, EdgeData>(toNodeId, edgeData);
return(edge);
}
else
{
throw new Exception("Edge object is not formated in right way!");
}
}
else
{
throw new Exception("Edge object is not formated in right way!");
}
}
/// <summary>
/// This method is used for transforming Node into NodeWrapper.
/// </summary>
/// <param name="node"> Node that need to be tranformed into NodeWrapper</param>
/// <returns>NodeWrapper that is being result of transformation of Node</returns>
public static NodeWrapper TransformeNode(Node <Guid, object, EdgeData> node)
{
if (node == null)
{
return(null);
}
NodeWrapper newNode = new NodeWrapper();
newNode.Commited = node.Commited;
newNode.NodeType = node.NodeType;
newNode.Previous = node.Previous;
ObjectWrapper newData = null;
if (node.NodeType == NodeType.Type)
{
//getting name of type of node data.
newData = ObjectWrapper.CreateObjectWrapper(node.Data);
//this is needed because data contains string that is contain data that
//identifies type in .NET. Because of that we need to change type of objectWrapper
newData.TypeName = TypeSingleton.ExtractPropertyType(Type.GetType((String)node.Data));
newNode.Data = newData;
}
else
{
//getting type name of data, in case node.Data is null type will be null
newData = ObjectWrapper.CreateObjectWrapper(node.Data);
newNode.Data = newData;
}
foreach (KeyValuePair <Guid, object> item in node.Values)
{
//making ObjectWrapper from object
ObjectWrapper ow = ObjectWrapper.CreateObjectWrapper(item.Value);
//adding new Guid-ObjectWrapper pair into Values
newNode.Values.Add(item.Key.ToString(), ow);
}
foreach (KeyValuePair <EdgeData, Edge <Guid, EdgeData> > item in node.Edges)
{
//getting type of key and value
Type typeOfObject = item.Key.GetType();
Type edgeDataType = typeof(EdgeData);
if (typeOfObject.Equals(edgeDataType))
{
EdgeDataWrapper edgeDataKey = EdgeDataWrapper.TransformeEdgeData(item.Key);
EdgeWrapper edgeWraper = EdgeWrapper.TransformeEdge(item.Value);
newNode.Edges.Add(new KeyValueWrapper(edgeDataKey, edgeWraper));
}
else
{
throw new Exception("Unexpected type in node wraper!");
}
}
return(newNode);
}
/// <summary>
/// This method is used for making EdgeWrapper object that can be sent on clint, from Edge<Guid, EdgeData>.
/// </summary>
/// <param name="edge">data that need to be sent to client</param>
/// <returns>EdgeWrapper object that is prepared for sending</returns>
public static EdgeWrapper TransformeEdge(Edge <Guid, EdgeData> edge)
{
EdgeWrapper edgeDataWraper = new EdgeWrapper();
edgeDataWraper.ToNodeId = edge.ToNodeId;
edgeDataWraper.Data = EdgeDataWrapper.TransformeEdgeData(edge.Data);
return(edgeDataWraper);
}
/// <summary>
/// TransformeEdgeData is transforming EdgeData to EdgeDataWrapper
/// </summary>
/// <param name="edgeData">data that need to transformed</param>
/// <returns></returns>
public static EdgeDataWrapper TransformeEdgeData(EdgeData edgeData)
{
EdgeDataWrapper edgeDataWraped = new EdgeDataWrapper();
edgeDataWraped.Flags = edgeData.Flags;
edgeDataWraped.Semantic = edgeData.Semantic;
ObjectWrapper objectWithType = ObjectWrapper.CreateObjectWrapper(edgeData.Data);
//type of object is needed so that clent know what is type of data that is received
edgeDataWraped.Data = objectWithType;
return(edgeDataWraped);
}
public KeyValueWrapper(EdgeDataWrapper key, EdgeWrapper value)
{
this.Key = key;
this.Value = value;
}
public KeyValueWrapper(EdgeDataWrapper key, EdgeWrapper value)
{
this.Key = key;
this.Value = value;
}
/// <summary>
/// TransformeEdgeData is transforming EdgeData to EdgeDataWrapper
/// </summary>
/// <param name="edgeData">data that need to transformed</param>
/// <returns></returns>
public static EdgeDataWrapper TransformeEdgeData(EdgeData edgeData)
{
EdgeDataWrapper edgeDataWraped = new EdgeDataWrapper();
edgeDataWraped.Flags = edgeData.Flags;
edgeDataWraped.Semantic = edgeData.Semantic;
ObjectWrapper objectWithType = ObjectWrapper.CreateObjectWrapper(edgeData.Data);
//type of object is needed so that clent know what is type of data that is received
edgeDataWraped.Data = objectWithType;
return edgeDataWraped;
}
/// <summary>
/// This method is used for parsing object into SortedList<EdgeData, Edge<Guid, EdgeData>>.
/// SortedList<EdgeData, Edge<Guid, EdgeData>> is used for representing Edges in node.
/// </summary>
/// <param name="objectToParse">object that need to be transformed into
/// SortedList<EdgeData, Edge<Guid, EdgeData>></param>
/// <returns>SortedList<EdgeData, Edge<Guid, EdgeData>>, or if somthing is not right throws an Exception</returns>
public static SortedList <EdgeData, Edge <Guid, EdgeData> > ParseEdges(Object objectToParse)
{
SortedList <EdgeData, Edge <Guid, EdgeData> > edges = new SortedList <EdgeData, Edge <Guid, EdgeData> >();
if (objectToParse == null)
{
return(edges);
}
Dictionary <String, Object> dictiomaryToParse = objectToParse as Dictionary <String, Object>;
if (dictiomaryToParse.ContainsKey(ARRAY) && (dictiomaryToParse)[ARRAY] is Object[])
{
Object[] tempArray = (dictiomaryToParse)[ARRAY] as Object[];
//case when there is not Edges in array
if (tempArray.Length == 0)
{
return(edges);
}
foreach (Object o in tempArray)
{
//transforming object into dictionary
if (o is Dictionary <String, Object> )
{
var tempDictionaryO = o as Dictionary <String, Object>;
// tempDictionaryO should continas KEY and VALUE
if (tempDictionaryO.ContainsKey(KEY) && tempDictionaryO.ContainsKey(VALUE))
{
Object objectEdgeData = tempDictionaryO[KEY];
if (objectEdgeData == null)
{
continue;
}
EdgeData edgeData = EdgeDataWrapper.ParseEdgeData(objectEdgeData);
Object objectEdge = tempDictionaryO[VALUE];
Edge <Guid, EdgeData> edge = null;
if (objectEdge == null)
{
edges.Add(edgeData, null);
}
else
{
edge = EdgeWrapper.ParseEdge(objectEdge);
}
//add new edge into edges dictionary
edges.Add(edgeData, edge);
}
else
{
continue;
}
}
else
{
continue;
}
}
return(edges);
}
else
{
throw new Exception("Object is not formated right!");
}
}
