Hot answers tagged java
Geotools as a support for geojson. See here. Otherwise, you could simply use a typical JSON parser (such as json-simple) together with the geoJSON spec, which is really easy to use. The best solution depends on what you want to do with the parsed information.
I'd probably lean to GRASS for this, irrespective of the language you want to access it from. General LANDSAT discussion for GRASS: http://grasswiki.osgeo.org/wiki/LANDSAT Marcus Neteler has provided some extra guidance on the Landsat8 import and processing: http://courses.neteler.org/processing-landsat8-data-in-grass-gis-7/ Once you have the data ...
There are a couple of different ways you can do this, and it will vary depending on the software you are using. But in QGIS you can use the Vector Grid tool, which is found in Vector - Research Tools. The tool allows you to set the extent of your working area based on a layer (in your case the polygon layer) and then output either a line or polygon grid ...
To parse or deserialize geojson in Java REST webservice, i prefere to use geojson-jackson , which integrates very nicely with jackson.
I recommend using an IDE such as Eclipse rather than Notepad++. Once you've ascended the IDE learning curve, you will be more productive, and more employable (if that's a consideration). I'm developing an Android Smartphone navigation application using Java and Eclipse, a combination which works well for me. It should be possible to develop a GIS web ...
Mark's answer is great! It really helped me out. Here's a slightly modified version of Mark's code. The major difference is that this code does not rely on the java.awt.image package to compute the image size, number of bands, or pixel values. Instead, it uses the GeoTools Coverage API. import org.geotools.coverage.grid.io.GridCoverage2DReader; import ...
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