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

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15 views

JSON Error? - Unfolding library - Bug or something else?

While trying to make use of GeoJSONReader from the Unfolding Library, while compiling I got the following error: A JSONObject text must begin with '{' JSON Error: Expected a ':' after a key ...
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7 views

Strip characters in Java/QML in App Studio for Arc GIS

I'm trying to change the display text for attachments in the Arc GIS App Studio. I want to strip a number of characters from the front of the string, and a number of characters from the end and keep ...
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1answer
1k views

ArcGis Server Java script API error code 500 while using proxy.ashx on one particular server

I am looking for help with using proxy.ashx in Javascript API on one particular server at a client site. We have a GP service that the proxy is used to access (when request is more than 2048 ...
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1answer
126 views

Solving java.lang.RuntimeException: No osm2po-GraphFile?

I tried to use osm2po as a library and write a simple routing program based on the sample code at (http://osm2po.de/) However, when I try to load the .pbf file into the data structure "Graph". The ...
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1answer
467 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 ...
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1answer
149 views

ArcGIS WMS in Android. ArrayIndexOutOfBoundsException

I have a simple Android application that used the ArcGIS SDK to render a map, that works fine, but when I try to use a WMSLayer to render over my map, it generates me an ArrayIndexOutOfBoundsException ...
4
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1answer
715 views

How to sort a SimpleFeatureCollection using GeoTools?

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

Getting trouble with prefix clause for an ArcObjects Java query filter

I'm using ArcObjects/Java for ArcGIS 10.2.2 and I'm trying to get unique values of a field for a feature class. Here's my current code: List<String> values = new ArrayList<String>(); ...
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1answer
54 views

Parsing and rendering JSON data in Java with GeoTools [closed]

I'm working on a Web Map Service written in Java and using the GeoTools library. My goal is to make the data parsing json format, so I'm using the form Unsupported GeoTools. This is the parsingJSON ...
4
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2answers
489 views

Read DGN file in java or c#

I'm looking solution to read DGN file in java or c# without any success. Gdal makes many problem and doesn't support all element eg. complex element. Does anyone know of a library that supports the ...
1
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1answer
19 views

Getting data from postgis with hibernate is returning an hash instead of the rows

Is the first time that i use spring and hibernate starting from the basics, i need to get geometries from a postgis table populated with Qgis. I generate a persistence mapping of the table with ...
2
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1answer
197 views

Generate a game world using planet.osm (in .pbf format)

I've recently downloading openstreetmap's Planet.osm for use in an experiment whereby I plan to generate a video game world based off of the planet. openstreetmap's wiki hasn't been very useful, and ...
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1answer
52 views

Representing json data on a map with GeoTools (Java)

I'm working on a Web Map Service in Java. Practically this WMS allows me to represent the map of open data type (shp, kml and gml). I'm going to start working even with data in json format, and for ...
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1answer
41 views

Read WKT geometry using JTS 1.13 in java

I want to create a shape file from coordinates, in the client side I take the coordinates of a polygon by opelayers, it send to a java class, in this class read the geometry of the polygon, when the ...
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0answers
16 views

Transforming GML into image?

I am looking for a simple way to transform a GML file into an image. I have a number of SLD files to provide the formatting. In the past we used an XSLT style sheet to transform the GML into a SVG ...
1
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1answer
351 views

Create shapefile based on geojson data with geotools (Java)

I'm using Geotools 14.0 for Java and I'm trying to generate shapefile based on data from GeoJSON. Here is my code: try { String url = "geojson.json"; File geojson = new File(url); ...
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46 views

Geoserver not starting

I have downloaded Geoserver 2.8.3 on a fresh Ubuntu installation which I access via SSH. I installed Java 8 and setted up JAVA_HOME and GEOSERVER_HOME to the right locations. When i run ./startup.sh ...
3
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1answer
45 views

Geotools 12.3 creating shape file from coordinates

I want to export a vector layer to a shape file (create a zip file with .dbf, .fix. prj and .shp), but when the exported .shp file is opened in a Desktop GIS it doesn't show anything. For the ...
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1answer
226 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) { ...
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1answer
34 views

How to get latitude and longitude of Point plotted on the map using mapbox

How can I retrieve longitude and latitude of Point plotted on map ? I am testing one website in which I need to verify longitude and latitude of Point plotted on the map. Map has been developed using ...
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0answers
29 views

Insert shapefile drawn features into PostgreSQL

Sorry my question is repeated, unfortunately i didn't get the proper solution for the problem. I have a LeafLetjs map on which I draw features like: points, polygons, markers, lines etc and I am ...
2
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0answers
68 views

Insert shapefile draw features into PostgreSQL database using java EE (pragmatically)

I am working with PostgreSQL 9.4 and Java EE i want to insert shapefile or layer's features into PostgreSQL, is there any solution so i can insert the whole shapefile into database. OS Windows10. ...
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1answer
15 views

Getting the feature information under the mouse (geotools)

I'm interested in programmatically finding out information of the the features (of a map) under the mouse. I'm using geotools for drawing the map using a shape file. I've first used the following code ...
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1answer
68 views

LeafLetjs: GeoJSON invalid object error

I am getting GeoJSON data from postgresql, but it seems to be invalid. How can I validate it? After getting GeoJSON format data I want to put on map for projection. I am using LeafLet, java EE, ...
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0answers
58 views

How to configure HTTP requests between two applications on OpenShift

I have deployed a GeoServer and a Java EE REST API on OpenShift as non-scalable applications. From the REST API I'm trying to connect to GeoServer using Apache httpclient. When I'm requesting ...
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1answer
31 views

How to embed a GeoTools map in a existing java swing application

I have a java GUI swing application with three frames. I want to load a map from a shape file and draw the map on an existing application frame. For this I use GeoTools framework. I've looked at the ...
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1answer
50 views

How to get midpoint of polyline in java arcobjects

Here I want the midpoint of every polyline and add that point to List. List<IPoint> pList = new ArrayList<IPoint>(); Polyline polyline = null; IPoint point = null; for(int ...
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0answers
344 views

java.lang.IllegalStateException: Form too large 326482>200000

I have a problem with Geoserver style creator! When I want upload a SLD file that I create it by QGIS I will see this error! Geoserver 2.6-SNAPSHOT, QGIS 2.8 HTTP ERROR 500 Problem accessing ...
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2answers
457 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.
1
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1answer
22 views

How to create buttons with Javascript that set a new view (extent and zoom)?

I am creating a web map using CartoDB, and am having trouble creating buttons that will set a new view when clicked. I am a novice when it comes to coding but i do have some basic knowledge. I'm ...
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1answer
1k views

Offline entire planet in Java Desktop app [closed]

Sorry if this question has already been asked, but I need your help. In program that we are developing we need to integrate maps. Here are the requirements that are put for integration: Maps should ...
2
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0answers
275 views

How to prevent an IllegalArgumentException with GeoTools WFS GetFeature request?

I want to retrieve the feature Collection from a WFS server with the java library GeoTools. I tried this code, but unfortunately the program fails to execute. public class App { public static void ...
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2answers
298 views

MS4W (MapServer 4 Windows) - version 3.0.3 Crashes JVM and Tomcat frequently. How to fix this?

I am using MS4W (MapServer 4 Windows with Java Mapscript) - v 3.0.3 for a GIS web application hosted over Tomcat 6.0.33 with Java jdk1.6.0_13 and PostgreSQL 9.1 with PostGIS 1.5.2 @ the database end. ...
2
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2answers
118 views

Can I use “Web Map Service Module” and “Web Feature Service Module” of Geoserver in my project?

I'm developing a GIS application with java Spring Framework and GeoTools library. I have some vector layer. I want to get this layers with wms and wfs protocols. I've downloaded geoserver code. It ...
2
votes
1answer
118 views

Integrating 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 ...
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2answers
208 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 = ...
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0answers
29 views

Free UK Geocoding with Java

Is there any free solution for geocoding UK with Java? I would like to avoid APIs, like for example Google's Geocode service as I have over 1 million addresses to geocode.
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1answer
99 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 ...
3
votes
3answers
2k views

Java Contour Algorithm

Does anyone know if there is an open source project in Java that will take a set of (x, y, z) points and create a contour map for Google Maps/Earth? There does not seem to be a good contouring ...
3
votes
1answer
86 views

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., ...
0
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1answer
186 views

Polygonize a raster using GDAL JAVA bindings - passing raster pixel value to the resulting feature

I have a raster GeoTIFF file with values from 0 to let's say 5. When I run gdal.polygonize (I'm working with JAVA and GDAL bindings to JAVA) on it, I get features with corresponding polygons. The ...
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votes
0answers
11 views

Geoserver homebrew memory problems

I have installed Geoserver 2.7.1 with homebrew on OS X 10.10.5. I have problems with the server crashing almost daily. A restart of the launchctl scripts does not always work so I have to do a full ...
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1answer
400 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
1answer
59 views

How to insert raster in PostGIS from java JDBC

I have been looking for a solution to store dynamically generated raster data into PostGIS from java and PostGIS JDBC. I am working with geotools toolkit but i am unable to find any documentation ...
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0answers
38 views

How to build OpenSeaMap/renderer on ubuntu 14.04? [closed]

I have set up a tile server on ubuntu 14.04, downloaded the openstreetmap-carto style and compliled it with carto. Then I customized the renderd.conf file like this: [renderd] ...
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69 views

Print a map with Geotools

I want to print a map with a raster image as base-map using Geotools. The problem is that the raster image doesn't take the margins into consideration and starts always at the point (0,0) as you can ...
2
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1answer
169 views

Point to Line Calculations

We are looking to take a point and compare it against the nearest point to an adjacent line. All values are in lat/long. We tried using some of the concept found on the board but found it did not ...
7
votes
2answers
2k 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 ...
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0answers
10 views

Running into Java Heap Size issues with OpenTripPlanner

I'm trying to load up OpenTripPlanner on my PC and utilize it. I get everything set to run, then it gets about two minutes into the OSM file nad icks out "exception in thread "main" ...
3
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2answers
339 views

What does the values in column clazz (osm2po) mean?

I have a given table in postgreSQL with OSM data which is used for routing purposes in Java with PGRouting. There exist two columns which I don't understand. They belong to osm2po. They are labeled ...