public void Merge(ResourceStatementCollection statements, ResourceMap map)
{
if (this == statements)
{
return;
}
Hashtable equivalentResources = new Hashtable();
foreach (Resource resource in statements.ReferencedResources)
{
Resource internalResource = resource;
foreach (GraphMember member in map.GetNodesDenoting(resource))
{
if (HasResourceDenotedBy(member))
{
internalResource = GetResourceDenotedBy(member);
equivalentResources[resource] = internalResource;
break;
}
// Must be a new resource
// Remember this for when we're Adding statements
// TODO: move this outside the loop
equivalentResources[resource] = resource;
}
foreach (GraphMember member in map.GetNodesDenoting(resource))
{
AddDenotation(member, internalResource);
}
}
IEnumerator statementEnumerator = statements.GetStatementEnumerator();
while (statementEnumerator.MoveNext())
{
ResourceStatement statement = (ResourceStatement)statementEnumerator.Current;
ResourceStatement internalStatement = new ResourceStatement((Resource)equivalentResources[statement.GetSubject()],
(Resource)equivalentResources[statement.GetPredicate()],
(Resource)equivalentResources[statement.GetObject()]);
Add(internalStatement);
}
}