GeoTools is an open source Java library that provides tools for geospatial data.

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GeoTool CSV to Shape Conversion Error

In the Feature Tutorial Example GeometryFactory geometryFactory = JTSFactoryFinder.getGeometryFactory(); generates error: method getGeometryFactory in class ...
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Problem running geotools quickstart application?

package org.geotools.tutorial.quickstart; import java.io.File; import org.geotools.data.FileDataStore; import org.geotools.data.FileDataStoreFinder; import ...
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How to bypass 10 character limit of field name in ShapeFiles?

I'm exporting geometry with attached text attributes from oracle database to esri shapefile format (.shp) with Java and Geotools library. Attribute columns in our database have names with more than ...
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188 views

Add NZGD2000 Coordinate Reference System

I'm not sure if this is the right place to ask, but... I've been playing with GeoTools 8.0M-1, in particular trying to read some GeoTiffs. Each time, it crashes with the error No code "EPSG:2193" from ...
3
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508 views

Geomajas: how to write an xml file to config a layer (GeoToolsLayer) fetched from Geoserver?

I need to connect to Geoserver, fetch the layer and display it in Geomajas. I have followed the instruction in this link http://www.geomajas.org/node/280 but it doesn't work for me. The map is just ...
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geotools vs. geotoolkit

The geotoolkit.org web site has very little documentation. From this document I get the impression that it is a fork from geotools; is that right? If so, what were the motives/objectives of the fork?
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GeoTiff specs for coordinate transformation definition

I would like to define a GeoTiff coordinate transformation by a set of GCPs only. The intention is to publish the GeoTiff as a coverage in GeoServer. However if I specify tie points only, GeoServer ...
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1answer
869 views

GeoTools Dynamic Layer

I need to change the features of a MapLayer in real-time but I don't know how I can update/refresh/repaint the layer on the map without having to remove it and add it again (which creates flickering). ...
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For a given feature find the closest point along a given path

Looking for a Java based (foss4g) solution for the following: I am using a path along with a buffer to find features that are along the path. For each of the features returned I want to find the ...
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2answers
395 views

GeoTools 2.6.5: Cannot get JMapFrame to work because of problem with processStylers

I am trying to get JMapFrame to work to visualize some feature. Unfortunately I keep getting errors although this test app can be started. Toolbars etc. are shown. 18.02.2011 16:44:38 ...
5
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1answer
290 views

How to add Opencarto to a Geotools project?

I've installed geotools through maven (and m2ecplise) but i'm not able to add opencarto library to my project. (As you can guess, I'm new to java) I tried by adding opencarto's main folder as library ...
5
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How to parse KML data using geotools?

Geotools contains some packages dealing with KML: org.geotools.kml and org.geotools.kml.bindings. I assume it was designed to parse KML data. Do you know how to use it?
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Differentiating a building from a road on a map?

This question was originally asked here by Steven and I felt the question was better asked here. Steven would also like to know the sources Google buys it maps from. I remember seeing a post about it ...
4
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1answer
2k views

Convert Gauss-Kruger to UTM

How to covert Gauss-Kruger coordinates to UTM coordinates with GeoTools java library? As I have figured out the location (zone, country) is important. I need the calculation for Slovenia.
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3answers
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How to write GML with Geotools?

I'd like to write GML using Geotools. Unfortunately, I can't find documentation on a GML Writer (except for this one from 2006: http://docs.codehaus.org/display/GEOTOOLS/WFS+++GML+DataStore). Could ...