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

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Whitebox GAT not starting under Windows 10 - General JAVA or Whitebox problem?

I am currently running the DEM preprocessing on a relatively large (50000 km2 at 30 m resolution) and steep DEM. The objective is to extract the stream network and some morphologic attributes (e.g., ...
3
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1answer
63 views

Add Features from KML to a GeoPackage using GeoTools

Using GeoTools v13.2 I need to add features to a GeoPackage from KML. So far I can get the features in a SimpleFeatureCollection which can be added to the GeoPackage: public void ...
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0answers
43 views

Creating shapefiles using java?

I have a running java service which gives me a count corresponding to every 5-digit zip code in Newyork state. Now i want to feed this input to QGIS programatically so that the color of every polygon ...
2
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1answer
76 views

Testing if Geometry is convex using JTS?

I'm using the Java Topology Suite and I'd like to efficiently check if a Geometry (a Polygon in fact) is convex or not. I currently do if (geometry.convexHull().equals(geometry)) but obivously that ...
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0answers
44 views

How to transform ENVI Hdr to PNG using GDAL?

I am trying to transform a ENVI Hdr image into a PNG (or other RGB image format) in order to visualize this image. I am selecting the three default bands (55, 41, and 12). I am using GDAL by using ...
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7answers
7k views

How to get started on web GIS development with Java? [closed]

I am very new for GIS, I know java web development. I want to develop a GIS web application in Struts, can you suggest me how to start? My requirement are as - Any API/Tool should be open source. ...
2
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2answers
192 views

How to calculate the distance between a line and a point (using lat/lon coordinates)

In my Android app, I need to calculate the distance from a point (the device's location, which is a lat/lon coordinate) to a line (defined by two lat/lon coordinates), and get the result in meters. ...
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1answer
88 views

What is the best possible configuration for opensource GIS web application to generate a war file?

I have developed a GIS web application using OpenGeoSuite for Electricity Asset Management System. It uses Geoserver, PostGIS/PostgreSQL, PHP, GeoExplorer for normal functioning. However, I need to ...
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1answer
97 views

Is Geoserver mandatory for developing GIS web application in Java using Ol4JSF in NetBeans IDE?

I am developing a GIS web application which involves querying and creating map layers dynamically (like page getting refreshed for every 5 minutes) and also static querying etc... This application ...
10
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6answers
1k views

Java, GIS knowledge…What next?

I know programming in Java and I am familiar with GIS concepts as well. I do GIS programming using javascript and PHP. I want to now do it using Java. How should I go about it? PLease let me know ...
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0answers
50 views

How to get speed and acceleration from trajectory data?

I am using Java and netbeans as a IDE to develop a project. I have got some trajectory data by applying a spatial query. My question is, how can I get speed and acceleration for these trajectory data? ...
0
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1answer
192 views

How do you calculate latitude and longitude of a point in a static map?

Background: I have generated a static map (map.png) of a particular city using mapnik and osm data of the highest zoom level. I am able to zoom in and zoom out successfully using my Java program. It ...
0
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1answer
56 views

GeoTools modify a FeatureType to change its name

I have a featureCollection and I want to save it into PostGIS dataStore. So I'm going to create a database table by geotools. I want to name my table "ali". But I can't rename the schema! DataStore ...
0
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1answer
135 views

Using Leaflet: How do I get it to display one popup based on a condition?

Using Leaflet: How do I get it to display one popup based on a condition. See below. basemap_0.addTo(map); var layerOrder=new Array(); function pop_thunder(feature, layer) { ...
3
votes
3answers
162 views

Calculate distance with JTS

I'm trying to get the distance between two points with JTS. The problem is that this function with JTS new Coordinate(Lon1,Lat1).distance(new Coordinate(Lon2,Lat2)) Is giving a different result ...
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0answers
31 views

Clear usb gps logger with nmea or sirf

I am trying to clear a Canmore gps logger with hex commands but I dont understand how to do this, I am using java but I am also using other programs like RealityTerminal, but I dont understand how the ...
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0answers
272 views

Query all Object within n kilometer Radius with Hibernate Spatial?

I use hibernate spatial attach a geolocation to a car. My card domain class looks like this: import com.vividsolutions.jts.geom.Point class Card { String name Point location } My program is ...
0
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2answers
875 views

GeoServer failed to start on Tomcat 8.0.24

I am trying to get GeoServer up and running on an Amazon EC2 instance but it does not work. I am using Java 8 (Oracle) and Tomcat 8.0.24. The thing is I have got the same stack up and running on a ...
0
votes
1answer
148 views

Extending ArcGIS Desktop using Python vs Visual Basic vs Java? [closed]

I have to extend the features of ArcGIS. I've been asked to create a model written in Python that can run out of ArcGIS 10. This model will have a simple user interface where the user can drag/drop ...
0
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1answer
82 views

Points contained in envelopes that cross date-line - java

I'm using the ESRI Geometry Java API https://github.com/Esri/geometry-api-java I want to construct an envelope and see if it contains certain points. It's possible the envelope crosses the ...
2
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3answers
7k 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
2
votes
1answer
35 views

JAVA GIS create shapefile from FeatureLayer

The title kind of saids it all. I am attempting to export a featurelayer to a shapefile and am not having any luck finding a library which includes this functionality or relevant code to see where to ...
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1answer
44 views

How can I determine elevation levels for a region in Java?

I need to find out the elevation levels for a certain region (center is located at 132.159633, 43.350116). For this purpose I went to the Elevation finder and downloaded there the relevant part of ...
2
votes
1answer
648 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(); ...
1
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0answers
51 views

Making feature layer selectable in ArcObjects Java without getting AutomationException 0x80004005?

I am currently making a FeatureLayer from a resultset. The feature layer seems to work properly and will display on the map. However when I choose "select all" on my feature layer I get the ...
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2answers
432 views

How to programmatically import a Shapefile into Oracle DB using Java?

What's the best approach to import a user uploaded shapefile into an Oracle DB? The dbf, shx and shp files of the Shapefile come in a ZIP Archive. Currently, we unzip programatically and then parse ...
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0answers
33 views

How can I use geoserver's user management for my application

I'm developing a gis application with java. My layers are in geoserver. Layers have different permissions, some layers have public permissions and some of them have private permissions. for private ...
2
votes
1answer
100 views

How can I integrate my application security with GeoServer security

I'm going to develop a map server with my own logic and entities. It will have a Postgres database, user management, specific layers with certain types, WFS, WMS, etc. I'm going to use springframework ...
0
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0answers
101 views

Establishing direct connection to ESRI geodatabase on Oracle hangs while not in debug mode

Recently I have been trying to establish direct connection to oracle geodatabase using Java API. The problem is, that when I execute the code, the connection works fine only in debug mode when I ...
2
votes
3answers
478 views

From OSM to shape. Parsing problem

I'm working at OpenStreetMap project for android at the moment. I want to retrieve OSM data from my app(nodes, markers and paths) and convert it to shape file (.shp, .dbf and .shx). Later, I'll load ...
5
votes
2answers
653 views

What does it mean to QI and how is it done?

I'm new to Esri's Arc* interfaces, and trying to figure out how to register an existing table using the ArcObjects API. The following question answers this to some extent: Is there any way to write a ...
3
votes
1answer
97 views

How do I produce a GeoJSON with 1 point at a certain lon/lat?

I need to create a GeoJSON string, which contains exactly one point at lon/lat 132.159633, 43.350116. I'm trying to use GeoTools 12-RC1 for that. Let's say I have following method, which is supposed ...
1
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0answers
32 views

How do I add my code to Geoserver?

I get geoserver 2.8-SNAPSHOT code from github. I delete some madules of it. Geoserver developed with Spring framework, Now I want to add my Controllers to this project. Some of My controllers have ...
0
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0answers
71 views

Gdal Polygonize Java

I tried to use the gdalPolygonize function within in java. What I did Installed gdal-111-1800-x64-core from the following link ...
1
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0answers
45 views

How can I manage geoserver requests and my page requests in web.xml file? [closed]

I'm developing an GIS application. I need wfs and wms protocol in my application. I want to use Web Feature Module, Web Map Module and Geoserver Web Modules of Geoserver's modules. For using these ...
0
votes
1answer
138 views

How to do a coordinate transformation with EPSG codes in CTS?

Let's say I want to convert the following WGS84 (EPSG:4326) coordinate to UTM32N (EPSG:25832): 54.321, 9.876 Is there any tool to reproject x,y coordinates, apart from Proj4? links to the CTS wiki. ...
0
votes
1answer
350 views

What simple and light Java library to use for WGS84 to UTM conversion?

Geotools and Geotoolkit are huge and complicated. CTS (1.3.3 from Maven) failed on me by not even being able to run its own test example (slightly modified ...
0
votes
0answers
69 views

How to read/write a DGN file with java?

I want to read/write a DGN file with java code. Is it possible?
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0answers
124 views

Exception access violation while executing Java ArcObject application

I have developed an visual application using ArcObjects SDK for Java 10.2 which worked well until yesterday. Since, I'm facing a fatal error (full trace below) while I don't feel I have changed ...
1
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2answers
167 views

Using Geotools: How to convert these strange coordinates from a shapefile into regular lat and long?

I use this dataset from the European Union: http://www.eea.europa.eu/data-and-maps/data/administrative-land-accounting-units Opening the shapefile with Java' Geotools, I see coordinates like: ...
0
votes
0answers
35 views

Merging - Aggregation of Rasters

I'm a beginner in Java and a geomatics student. I'am using IntelliJ and I work in Java. I create two raster with the BufferedImage Java class. Raster1 Raster2 These images show for raster1 the ...
0
votes
0answers
49 views

How to access an ArcGIS Server secure service from java

I want to call an ArcGIS Server service through Java. The service is locked and only the publisher and administrator can access it. If I know the credentials, what sort of authentication should I ...
0
votes
1answer
2k views

How can I see specific location on java desktop application?

I want to see a desired lat/lon point on the google maps on my java desktop application. I made some search so I think google map API is something which I looking for. Am I right? and Is there any ...
1
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0answers
173 views

lat lon to ease-grid 2.0 using proj4j

I’d like to use PROJ4J to project wgs84 lat lons to the Equal-Area Scalable Earth (EASE) 2.0 Grid. It seems the EASE 2.0 grid uses the Behrmann projection which is just an Cylindrical equal-area ...
0
votes
0answers
16 views

How can I get back to the Feature that my Geometry is the geometry of?

Let's say I have some Feature and just got its Geometry out of it. Geometry geometry = feature.getGeometry(); Is there a way to get back to the "originating" feature if I did not have the variable ...
0
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1answer
85 views

Run the GUI of JTS 1.12

I've got an error in JSTS (JavaScript Topology Suite) library based on JTS (Java Topology Suite) v1.12 (r405). But there is no error in the last build of JTS on the same test case. So I want to check ...
2
votes
1answer
478 views

How to convert shp to csv

I am trying to convert my shape files to csv through a batch processing in Java using Geotools. The problem is I have more than 500 shape files (point features). The code is working fine for a small ...
2
votes
1answer
112 views

How save modified features in server side with java and geotools?

I'm developing a gis Application with java. I use Spring 4.0.1 and GeoTools-13-RC1 in server side and OpenLayers 2.13.1 in client side. In client side, I have a wfs layer and it is as follow: var ...
0
votes
1answer
417 views

How to delete a feature class from a GDB using ArcObjects for Java?

I've seen this solution which may works in ArcObjects for VB/.Net: How to overwrite a shapefile or feature class using arcobjects When I try to convert it into Java, I get a ClassCastException on ...
1
vote
1answer
170 views

Is it possible to run ArcGIS Engine 10.2 in Java 7?

Does anyone know if it's possible to run ArcEngine 10.2 in Java 7 ? Currently in Java 6, I need to use both ArcEngine 10.2 and Java 7 functions in the same standalone program. (I don't talk about ...