/**
* @param datasource
* @param adapter
* @return a corresponding raster, null if files could not be fund
*/
public static AbstractRaster fromDatasource(RasterDataSource datasource, XMLAdapter adapter) {
if (datasource != null) {
String defCRS = datasource.getCrs();
CRS crs = null;
if (defCRS != null) {
crs = new CRS(defCRS);
}
RasterFileSetType directory = datasource.getRasterDirectory();
RasterFileType file = datasource.getRasterFile();
try {
if (directory != null) {
File rasterFiles = new File(adapter.resolve(directory.getValue()).getFile());
boolean recursive = directory.isRecursive() == null ? false : directory.isRecursive();
RasterIOOptions options = new RasterIOOptions();
if (crs != null) {
options.add(RasterIOOptions.CRS, crs.getName());
}
return buildTiledRaster(rasterFiles, directory.getFilePattern(), recursive, options);
}
if (file != null) {
final File loc = new File(adapter.resolve(file.getValue()).getFile());
AbstractRaster raster = loadRasterFromFile(loc);
raster.setCoordinateSystem(crs);
return raster;
}
} catch (MalformedURLException e) {
if (directory != null) {
LOG.warn(
"Could not resolve the file {}, corresponding data will not be available.",
directory.getValue());
} else {
LOG.warn(
"Could not resolve the file {}, corresponding data will not be available.",
file.getValue());
}
} catch (IOException e) {
LOG.warn(
"Could not load the file {}, corresponding data will not be available.",
file.getValue());
}
}
throw new NullPointerException("The configured raster datasource may not be null.");
}
