[mapserver-users] Problem with loading map file using C# map script

Tamas Szekeres szekerest at gmail.com
Wed Feb 18 13:42:47 PST 2009


Murty,


I've investigated the problem it seems having the same name for each
connection causes that the same connection is used from the connection pool
when opening the second layer by the OGR driver. But if you close the first
layer before opening the second it should work correctly then, like:

            string mapfile1 = Path.Combine(Application.StartupPath,
@"..\..\mapfile1.map");
            mapObj map1 = new mapObj(mapfile1);
            layerObj lyr1 = map1.getLayer(0);
            lyr1.open();
            string field1 = lyr1.getItem(0);
            lyr1.close();

            string mapfile2 = Path.Combine(Application.StartupPath,
@"..\..\mapfile2.map");
            mapObj map2 = new mapObj(mapfile2);
            layerObj lyr2 = map2.getLayer(0);
            lyr2.open();
            string field2 = lyr2.getItem(0);
            lyr2.close();

Best regards,

Tamas



2009/2/18 Murty Maganti <MMaganti at oriongis.com>

>  Hi
>
>
>
> I have posted the test application. But the email is waiting for approval
> of moderator (as the attachment size is 75 KB and I think allowed is only 40
> KB).
>
>
>
> Thanks
>
> Murty
>
>
>
> *From:* Tamas Szekeres [mailto:szekerest at gmail.com]
> *Sent:* Tuesday, February 17, 2009 6:33 PM
> *To:* Murty Maganti
> *Cc:* mapserver-users at lists.osgeo.org
> *Subject:* Re: [mapserver-users] Problem with loading map file using C#
> map script
>
>
>
> Hmmm. I haven't found such an issue before.
>
> If you could post an example that would be helpful to reproduce this.
>
> Best regards,
>
> Tamas
>
>
>  2009/2/18 Murty Maganti <MMaganti at oriongis.com>
>
> Hi
>
>
>
> I have a issue loading a map file through map script and need help.
>
>
>
> I have two map info (tab) files with same name but in two different
> folders. I have two map files each containing each layer. I am loading these
> map files using C# map script (each map file is loaded in to a separate
> mapObj on a separate thread). At run time, when I debug the second mapObj,
> the layer has items (layerObj.getItem()) from the first layer loaded by the
> first map file. I verified 'shapepath' on mapObj and it is pointing to
> correct path. There is nothing wrong there. I am surprised how is it caching
> the item info, just by the file name (file name is same but they are
> completely from different folders).
>
>
>
> When I load the map file one more time (again a different .Net thread, it
> shows up correct fields).
>
>
>
> Within my app (Asp.Net), I can consistently replicate this.
>
>
>
> Thanks
>
> Murty
>
>
>
>
> _______________________________________________
> mapserver-users mailing list
> mapserver-users at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/mapserver-users
>
>
>
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