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Re: Exporting graph in GEXF format


Chronologique Discussions 
  • From: guilhelm savin <guilhelm.savin AT gmail.com>
  • To: Rajesh Veeranki <rveeranki01 AT gmail.com>
  • Cc: graphstream-users AT litislab.fr
  • Subject: Re: Exporting graph in GEXF format
  • Date: Mon, 2 Jul 2012 15:12:39 +0200

I put FileSinkGEXF on github.
It should work but please report bugs you find !

It is only a static output (using writeAll()).
Here is a short example :

|
| Graph g = new AdjacencyListGraph("g");
| g.addNode("A").addAttribute("label", "Node A");
| g.addNode("B").addAttribute("test", 1.0);
| g.addNode("C").addAttribute("test", "Test");
| g.addNode("D").addAttribute("other", true);
| g.addEdge("AB", "A", "B");
| FileSinkGEXF out = new FileSinkGEXF();
| out.writeAll(g, System.out);

Regards.

2012/7/2 Rajesh Veeranki <rveeranki01 AT gmail.com>
Hope the feature will be added soon.


Thanks,
Rajesh V. 

On Mon, Jul 2, 2012 at 2:20 AM, guilhelm savin <guilhelm.savin AT gmail.com> wrote:
Sorry, I was wrong.

FileSinkGEXF is not just experimental : it is a work in progress.
It will not export the graph.

We will try to finalize it soon ...


2012/7/1 guilhelm savin <guilhelm.savin AT gmail.com>
Hi Rajesh,

Maybe trying to set fsb to a new FileSinkGEXF.

Graph g = new SingleGraph("");
| FileSinkBase fsb = new FileSinkGEXF();
| FileWriter f = new FileWriter("out.txt");
| PrintWriter pw = new PrintWriter(f);
| fsb.writeAll(g, pw);

FileSinkGEXF is experimental. You may encoutered bugs ...

Regards.

2012/7/1 Rajesh Veeranki <rveeranki01 AT gmail.com>
Hi ,
I'm back with a new question.I want to export the graph into GEXF format. I tried something like this, but its giving a null pointer exception.
.................
                Graph g = new SingleGraph("");
                FileSinkBase fsb = null;
FileWriter f = new FileWriter("out.txt");
PrintWriter pw = new PrintWriter(f);
fsb.writeAll(g, pw);
.................
Please help  me regarding this and how to export it.




Thanks,
Rajesh V.




--
Guilhelm Savin
PhD Student of Computer Science




--
Guilhelm Savin
PhD Student of Computer Science





--
Guilhelm Savin
PhD Student of Computer Science




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