[mapguide-users] in fusion, after select features at server, i cann't do delete operation!

[Zac Spitzer]

Hi,

try closing the featureReader selection before attempting the delete

z

On Tue, Jun 10, 2008 at 4:05 PM, foolfish <xjimmyshcn at sohu.com> wrote:
> ENV: mapguide opensource 2.0.1 + mapguide studio 2009 + visual studio
> 2005(c#) i want to delete the features in a layer ,i use the follow lines:
> MgDeleteFeatures deleteCmd = new MgDeleteFeatures(featureName, "KEY >= 0");
> MgFeatureCommandCollection commands = new MgFeatureCommandCollection();
> commands.Add(deleteCmd); featureService.UpdateFeatures(dataSourceId,
> commands, false); but it throw an exception: "Please try your operation
> later as the resource was busy:
> Session:287d258c-0000-1000-8000-005056c00001_zh_7F0000010AFC0AFB0AFA//Line.FeatureSource"
> before i do the delete command with UpdateFeatures(),i do a selection
> operation: ... MgResourceIdentifier resId = new
> MgResourceIdentifier(layer.GetFeatureSourceId()); MgFeatureQueryOptions
> queryOption = new MgFeatureQueryOptions();
> queryOption.SetFilter(queryString); MgFeatureReader featureReader =
> featureService.SelectFeatures(resId, queryLayer, queryOption); MgSelection
> selection = new MgSelection(map); selection.AddFeatures(layer,
> featureReader, 0); selectionXML = selection.ToXml();
> selection.Save(resService, map_name);
> -----------------------------------------------------------------------------------------
> my question is how to clear selection or disselect at server ,before i
> delete the features???
> ________________________________
> View this message in context: in fusion,after select features at server, i
> cann't do delete operation!
> Sent from the MapGuide Users mailing list archive at Nabble.com.
>
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>



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