/// <exception cref="ArgumentNullException">
/// <paramref name="vertex"/> is null.-or-
/// <paramref name="entity"/> is null.
/// </exception>
internal PathRelationShip(Vertex vertex, IEntity entity)
{
if (vertex == null)
throw new ArgumentNullException("vertex");
if (entity == null)
throw new ArgumentNullException("entity");
this.vertex = vertex;
this.entity = entity;
Attach();
}
private void RemoveVertexLabel(Vertex vertex)
{
if(vertexLabel.ContainsKey(vertex.ID))
{
vertexLabel.Remove(vertex.ID);
}
}
private void PairIDLable(Vertex vertex, int index)
{
//record old ID for the use of EdgeIDLabel;
vertex.OldID = vertex.ID;
vertex.ID = index;
String vertexText = vertex.Text;
if (vertexText.StartsWith("ub:"))
{
String newText = "<http://www.lehigh.edu/~zhp2/2004/0401/univ-bench.owl#" + vertexText.Substring(3) + ">";
vertexText = newText;
}
if (vertexLabel.ContainsKey(index))
{
vertexLabel[index] = vertexText;
}
else
{
vertexLabel.Add(index, vertexText);
}
}
protected virtual void AddVertex(Vertex vertex)
{
vertex.ID = vertexID++;//assign the ID to the vertex;
//would not add at this time. Only add at the end.
//vertexLabel.Add(vertex.ID, vertex.Text);
AddEntity(vertex);
}
public bool InsertVertex(Vertex vertex)
{
if (vertex != null && !entities.Contains(vertex))
{
AddVertex(vertex);
return true;
}
else
{
return false;
}
}
public Vertex AddVertex()
{
Vertex vertex = new Vertex();
AddVertex(vertex);
return vertex;
}
/// <exception cref="ArgumentNullException">
/// <paramref name="vertex"/> or <paramref name="entity"/> is null.
/// </exception>
public virtual PathRelationShip AddPathRelationShip(Vertex vertex, IEntity entity)
{
PathRelationShip path = new PathRelationShip(vertex, entity);
AddPathRelationShip(path);
return path;
}
/// <exception cref="ArgumentNullException">
/// <paramref name="vertex"/> or <paramref name="entity"/> is null.
/// </exception>
public virtual EdgeRelationship AddEdgeRelationship(Vertex vertex, IEntity entity)
{
EdgeRelationship edgeRelationship = new EdgeRelationship(vertex, entity);
AddEdgeRelationship(edgeRelationship);
return edgeRelationship;
}
public PathRelationShip Clone(Vertex vertex, IEntity entity)
{
PathRelationShip relationship = new PathRelationShip(vertex, entity);
relationship.CopyFrom(this);
return relationship;
}
public EdgeRelationship Clone(Vertex vertex, IEntity entity)
{
EdgeRelationship relationship = new EdgeRelationship(vertex, entity);
relationship.CopyFrom(this);
return relationship;
}
