Re: [jgrapht-users] Weighted graphs

[John V. S. <js...@gm...>]

Yes, either your edge class needs to extend DefaultWeightedEdge, or your 
graph implementation needs to override setEdgeWeight.

JVS

Maarten Th. Mulders wrote:
> Hi all,
> 
> As I am trying to work with weighted graphs, I've come across a problem I
> don't understand.
> My weighted graph contains vertices of type ISynsetID and edges of
> IPointer. The former gives no problems, but when I try to set the weight
> of an edge using the graph's setEdgeWeight method, I get an 
> ClassCastException: edu.mit.jwi.item.Pointer (that is the class that
> implements the IPointer interface).
> Looking through the source code, I found that it tries to cast my edge to
> a DefaultWeigtedEdge. I don't see the reason for that. Should my edge
> class extend DefaultWeightedEdge? I can't find that in the (java)docs, nor
> on the wiki.
> 
> Thanks in advance,
> 
> Maarten Th. Mulders
> 
> PS. Please excuse my last email, it was send accidentally send without
> contents.
> 
> 
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