[postgis-users] java and postgis: your suggestions and ideas

[Jong Sung Lee]

You can got the postgis driver for JUMP 1.1 at the postgis site.
http://postgis.refractions.net/download.php

Jong

At 04:19 PM 2/3/2004, you wrote:
>I have looked into using JUMP but from what I last read JUMP1.1 does not
>support postgis.  Has this changed?  If there is a postgis driver for
>jump1.1 that has not been officialy released where can I get it.
>
>Regards to GISToolkit:
>Would an accuracy problem cause some layers to appear correctly while
>causing another layer to dissappear?  If this is so I will look into the
>code and follow your advice.
>
>Seamus
>
>On Tue, 3 Feb 2004, Jody Garnett wrote:
>
> > Seamus Thomas Carroll wrote:
> >
> > >For the past two weeks I have been working with the GISToolKitEditor
> > >changing it to suite my needs.  I did some testing today where I add a 
> few
> > >layers from the database and zoom in.  As I zoom in closer a specific
> > >layer begins to distort or disappear.  It is not a postgis issue 
> because i
> > >
> > >
> > It really just sounds like you are running into accuracy issues, The
> > conversion from double coordinates maintained by Postgis to the Java
> > Shape which use float are probably to blame.  Try and take manual
> > control of the zoom process and make sure doubles are used for as long
> > as possible.
> >
> > >2) I may be forced to change java libraries so can anyone recommend a
> > >different java library that I can use as a stand alone tool?
> > >
> > >
> > JUMP Exists, has a Postgis loader. It is GPL, runs as a stand alone tool.
> > GeoTools2 exists has a Postgis data store and some renderers, it is not
> > a stand alone tool. But is LGPL.
> >
> > >I have other suggestions and question but I have not recieved a response
> > >to my first question on the GISToolkit Sourceforge website.
> > >
> > >
> > Cheers,
> > Jody, Refractions Research
> >
> > _______________________________________________
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> > postgis-users at postgis.refractions.net
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> >
>
>
>
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**********
    Jong Sung Lee, Graduate Research Assistant
    Department of Urban and Regional Planning
    University of Illinois at Urbana-Champaign
    111 Temple Hoyne Buell Hall
    611 East Loredo Taft Dr.
    Champaign, IL  61820

    Tel:(217)244-6564
    E-mail:jonglee1 at uiuc.edu