Re: [OpenMap Users] shapefile header fields, File Length

From: Don Dietrick <dietrick_at_bbn.com>
Date: Mon, 19 Oct 2009 14:37:48 -0400

Hi Nathan,

The file length is calculated for the shapes being placed in the
file. What kind of shape type are you creating a file for, and what
classes are you using to do it?

- Don

On Oct 19, 2009, at 1:41 PM, Reese, Nathan wrote:

> I am having problems opening shapefiles generated with OpenMap using
> various GIS applications (although the shapefile can be opened in GE
> and with ArcGIS). The shapefiles can only be opened by all GIS
> applications by first opening and resaving the file with ArcGIS.
>
> I have compared the orginal .shp file with the ArcGIS updated .shp
> and have found that the only difference is in the File Length field
> in the main file header (byte 27). I have tried using the ShapeFile
> class to display the shapefile header information, but that utility
> always returns a value of 100 for the File Length. Has any one
> experienced these types of problems. Does ShpOutputStream properly
> set the File Length field in the main file header?
>
> Thanks,
>
> Nathan
>



=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
Don Dietrick, openmap_at_bbn.com
BBN Technologies, Cambridge MA, USA
http://openmap.bbn.com
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=


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Received on Mon Oct 19 2009 - 14:38:06 EDT

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