An object-oriented cross-platform programming language developed by Sun Microsystems.

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4
votes
1answer
173 views

Installing ArcSDE engine plugin for Eclipse?

I'm looking for the following jars for the ArcSDE API: jsde_sdk.jar jpe_sdk.jar concurrent.jar icu4_3_2.jar thanks to this answer I've found that they can be gotten installing the ArcSDE engine ...
1
vote
0answers
245 views

When I try to do a WMS request to geoserver using the leaflet API I am getting a format related error

This XML file does not appear to have any style information associated with it. The document tree is shown below. <ows:ExceptionReport xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" ...
3
votes
1answer
345 views

What is the best API to use GeoTools or uDig (for the context of my application)?

I am trying to develop a java application that displays : Google maps, Openstreetmap and Bing Map Data. So which is the best SDK to use in this contet Geotools or uDig ?
2
votes
3answers
4k views

Displaying Google Maps and OpenStreetMap map in Java?

Is there any Java API that is like OpenLayers ? I would like to display google Maps and Openlayers Maps in a java application
3
votes
1answer
1k views

Java client for WFS-T?

I have a geoserver with a postgis database on one server and an Java application on a different server. Now I need to connect these two servers so that the Java application can manage (create, alter ...
3
votes
1answer
410 views

OSS java approach to convert Shapefile to GML

We've got a project coming up where we need to upload .zip of a shapefile, join the .dbf to some lookup tables, join to other tables also uploaded (one to many attributes for each feature), and ...
3
votes
0answers
463 views

How to sort a SimpleFeatureCollection using GeoTools?

I have a featurecollection: SimpleFeatureBuilder featureBuilder = new SimpleFeatureBuilder(dbFeatureType); SimpleFeatureCollection collection = FeatureCollections.newCollection(); while ...
2
votes
1answer
1k views

Regarding property setMinScale(scale) and setMaxScale(scale) in ArcGIS Java script API

I am new to programming in JSAPI. I have two dynamic layers and I want to set the property setMinScale(scale) and setMaxScale(scale) to layers so how do I Set ? ex. I tried using ...
5
votes
1answer
955 views

What is the best practice for reading data from a raster band with Java and GDAL?

After using GDAL with Python for a year or so now, I'm getting back into Java and trying to figure out how to use GDAL with it. I am wondering if anyone has had experience with reading data from a ...
3
votes
0answers
424 views

Convert Lat/Long to UTM specifying which zone to use (Java)

I have a set of coordinates in decimal degrees spread across two UTM zones in my Java application that I want to export to use in Petrel, so they need to be in the same UTM zone. Is there a java ...
6
votes
1answer
1k views

Find Perpendicular Distance and Minimum Perpendicular Vector between a Point and a Line using GeoTools and JTS

I have a line formed by 2 lat/lon pairs, and the lat/lon of a point. I would like to find out the perpendicular distance between the line and the point on the Earth surface (can assume Earth as great ...
2
votes
1answer
118 views

Java or .net platform is good for creating interactive web page [closed]

I have just now completed my degree in Spatial Information Technology, and learned how to use the ARCGIS platform and QGIS. Now I wanted to create a server/client webpage using mapserver for a project ...
0
votes
1answer
1k views

How current is GDAL in Java

I have used the ogr2ogr to import various formats to Postgres and have used GDAL utilities. Is there a complete Java port for these tools? Or are they simply wrappers calling JNI to C++ code? I have ...
2
votes
0answers
359 views

Getting DataStore Problem with Geotools

I recently found an issue with Geotools and getting the datastore for a shapefile. If I try: FileDataStore dataStore = FileDataStoreFinder.getDataStore(file); -or- Map connect = new HashMap(); ...
2
votes
3answers
2k views

how to extract lat long from WKT data?

i want to extract lat long form WKT data and stores into arary list i have tried one solution which is proposed by a user but it has some problems String str = tv.getText().toString(); str = ...
1
vote
0answers
103 views

Esri ArcGIS plot point

I have created a java function to plot the points on the map, and I need to pass the x-y coordinates and the taskevent as the parameters. I would like to ask what should be the input parameter for ...
1
vote
0answers
287 views

Convert GPS coordinates to EPSG:54004

I need to convert GPS coordinates to EPSG:54004 on android. Are there any libraries or formulas to acomplish the task? Thanks in advance.
6
votes
2answers
442 views

Is it good practice to manage all JTS spatial objects as abstract Geometry instances?

I'm new to all this GIS business, and am developing a Java web app using the JTS library. I'm trying to get my head around the JTS classes and how they're supposed to be used. I have some existing ...
1
vote
3answers
277 views

choose of java web framework for our project

We are developing java web gis application. We use geoserver, postgis, geotools(all the core code). We need to show/hide(or create/delete) dynamically vector layers(from shape file) and raster ...
2
votes
0answers
86 views

MultiPolygon from database

I would like to know how to create an instance of a Multipoint from a PostGIS database.. I do the query , then got the ResultSet named "area" , the column with MultiPolygon attributes is named "geom" ...
0
votes
2answers
141 views

dijkstra_sp runs without error in postgres query terminal, but triggers an error in Java

I am running this simple query select id,gid from dijkstra_sp('roads',22,33) This works perfectly fine and returns results in postgres query terminal. However running exactly the same query in java ...
1
vote
1answer
1k views

GeoToolKit conversion from lat/long to UTM

What is the proper way to convert lat/longs to a UTM coordinate system using the Java geotoolkit API? I have not worked with GIS software before, so maybe what I am trying to do is not directly ...
2
votes
1answer
155 views

Can I use a Geotools raster layer in a Geomajas webapplication?

I am working on a Geomajas web application and have a Geotools RasterLayer (a GridReaderLayer to be precise) that needs to be integrated with the map in the Geomajas app. I have been searching the ...
1
vote
0answers
183 views

Applying colormap to grayscale tiff image using java

I have a gray scale tiff image.Now i want to add some pseudo colors i.e for pixels whose DN from 0-140, red color;DN from 141-255 ,blue color.Please tell me how to modify the raster table.Otherwise if ...
5
votes
1answer
468 views

What is the unit of measurement for buffer calculation?

What is the unit of measurement used by Geometry class for it's buffer calculation ? Api doc currently defines it as " distance - the width of the buffer (may be positive, negative or 0)" I need to ...
1
vote
2answers
384 views

Looking for material for learning geospatial development in Java

I want to begin using Java for geospatial development. For the purpose of learning I am interested in suggestions on some books, web sites, etc. (i.e. reference materials) that would help me out. ...
2
votes
2answers
6k views

convert wgs84 coordinate to Google Map coordinate system(EPSG 3785) with geotools and java

Could you please point me out where can I make such a transformation: convert wgs84(EPSG 4326) coordinate to Google Map coordinate system(EPSG 3785), and vise versa. Thank you.
4
votes
2answers
2k views

How to setup PostGIS JDBC with Hibernate?

I try to setup an Java Application with Hibernate and PostGIS but I always get nasty exceptions like : java.lang.NoSuchMethodError: org.hibernate.type.CustomType.<init> ...
1
vote
3answers
3k views

How to check if a point is near or inside polygon?

I am trying to find a simple library which can do point in polygon. Earlier i did hit Java Spatial Index library ...could not figure out. Tried openmap..looked simple didn't work. I am totally new ...
4
votes
1answer
1k views

Write out a WKT file from a loaded shapefile

We are looking to load and display a shapefile, simple polygons, then write out a WKT string of that shapefile and have the user save it somewhere. Does anyone have some code snippets of that very ...
2
votes
0answers
172 views

Rerendering OpenLayers in JSF2

did anyone try rerendering OpenLayers in JSF2? I am using a4j:ajax events, I mark the render atribute with render="map" where map is naturally the id of the openlayers div tag, and I use ...
5
votes
1answer
437 views

GIS-based reporting and maintenance tool

Background Conceptually, I am looking for a tool, or suite of software tools that can be readily integrated to help browse data using a GIS-based map (such as Google Maps). The proposed architecture ...
1
vote
2answers
572 views

Java GIS framework with custom shaped markers

I am completely new to GIS theme and I found this board so I hope I can get good advices from experienced users. I need to find an open-source Java framework/library/api that would generate an map ...
1
vote
2answers
651 views

looking for open source Java SE map viewer library that work with osm files or osm pre-downloaded tiles

I am new here and I hope I can find answers to my question here! I am developing a mapping platform for desktop, web, mobile (Android). I finally finished embedding mapping into my android software ...
2
votes
0answers
355 views

web service to find the shortest path

if you have any idea that can help me I would be grateful :):) So i should create a web service wich will communicate with my android application .in my android app the client choose two point start ...
2
votes
2answers
602 views

How to create hibernate layers at runtime?

We need to dynamically create hibernate layers from shapefiles. As far as we understand, the workflow is following: Import shapefile to database(creating new table for each shapefile?) Is it good ...
6
votes
1answer
637 views

Data visualization and maintenance tool

Background Looking to leverage an existing GIS system for exploring organizational data. Architecture The following figure represents a high-level overview of the system's desired features: The ...
1
vote
0answers
103 views

Merge polygons into a single polygon [duplicate]

Possible Duplicate: How to aggregate detached polygons? Is there any open source java library to merge polygons? My use case is that i have a few building feature polygons close by. I need ...
1
vote
2answers
1k views

Getting exceptions with simple hello worldwind java app

Let me preface this by saying I'm very new to Java, eclipse and worldwind. So, I've got a bare bones java app. I imported worldwind.jar into the build path. Created a simple JFrame, code below, and ...
2
votes
0answers
232 views

Developing maps using Tile Mill and Processing(.org)?

I had a small question. I actually would like to build an application which is very similar to this but as a map and not on “Multi touch Table Top”. The functionality I need is Plot different ...
0
votes
2answers
158 views

Creating an INFO table using ITable in Arc (Java)

I'm trying to set up an info table in an addin for ArcGIS 10. I'm using Java and Eclipse IDE. The code I have is here: public class Tables { String database = "C:\\GIS"; String nameOfTable = ...
1
vote
1answer
778 views

Create Geotiff from Tiff using java

Respected sir/madam, I want to add geo tags to existing TIFF file and make it to geotiff file. Otherwise, for bufferedimage is it possible to add geotags to make Geotiff file. Thanks in advance...
0
votes
1answer
87 views

getting scratch and current workspace ArcGIS10 using Java

I'm trying to get the scratch and current workspaces returned as path names (Strings) using java in ArcGIS10. however I can't seem to get anything returned. I'm guessing it's to do with accessing ...
1
vote
0answers
464 views

Create a color scale/legend for choropleth map using geotools (or other open source Java library)?

I'm experimenting with choropleth maps using geotools. Is there an easy way to add a color scale to the map (using geotools itself or some other os library)? By a color scale I mean a bar that shows ...
1
vote
0answers
279 views

how do you create an editable combobox addin for ArciGIS using Eclipse

Arc have a walkthrough to take you through this. Looks like I'm still crawling. The walkthrough can be found here: ...
4
votes
1answer
461 views

Can PostGIS functions be written in Java?

I am wondering if there is a possibility of programming new functions for PostGIS using Java, so that you can refer them same way as classic PostGIS functions are. Something like this: CREATE OR ...
1
vote
1answer
313 views

ArcGIS Routing on Android with Network Analyst module

I am currently developing an Android App for navigation purposes. It is based on the ArcGIS Android API. I have an ArcGIS server (with network analyst module) with all the needed data running. At the ...
1
vote
2answers
1k views

Collecting street data to populate a graph stucture for routing

I'm implementing a basic digraph with weighted edges for street routing in a small geo area (600mx600m). How and where can I get the required data to populate such a structure? I've been reading about ...
2
votes
2answers
617 views

OpenLayers WFS implementation in java for editing and saving data

I am new user in openlayers and want to implement WFS layer to edit and save data to postgis tables.am using netbeans as development environment and m very new in that.Can anyone to help me regarding ...
2
votes
2answers
365 views

Convert HMR to GeoTiff

I've got gigs of .hmr raster files from our customer and I need them to be converted into GeoTiffs or something else which can be nicely imported into Geoserver system. I wonder if I can do it with ...