upgrade to 2.3
Jody Garnett edited this page Apr 11, 2015
·
5 revisions
The following is needed when upgrading to 2.3:
FeatureResults was deprecated for the 2.1 release, and it is passing out
of existence for 2.3. All methods were deprecated and their
replacements documented.
public example(FeatureSource featureSource) throws IOException ){
FeatureResults results = featureSource.getFeatures();
int count = results.getCount();
FeatureCollection collection = results.collection();
FeatureReader reader = results.reader();
try {
while( reader.hasNext() ){
Feature feature = reader.next();
}
}
finally {
reader.close();
}
}
FeatureCollection results = featureSource.getFeatures();
int count = results.size();
FeatureCollection collection = results;
FeatureIterator reader = results.features();
try {
while( reader.hasNext() ){
Feature feature = reader.next();
}
}
finally {
reader.close();
}
}
-
Search and replace:
- search: FeatureResults replace: FeatureCollection
-
Transition to:
- results.size(); // was results.getCount()
- results; // was results.collection()
- FeatureIterator // was FeatureReader
- results.features() // was results.reader()
You may need to remove IOException handling code.
You can also transition directly to use of java.util.Iterator; this will put you in better standing for the transition to GeoAPI FeatureCollection.
Iterator reader = results.iterator();
try {
while( reader.hasNext() ){
Feature feature = (Feature) reader.next();
}
}
finally {
results.close( reader );
}
}
- Transition to Iterator
- (Feature) reader.next(); // was reader.next();
- results.close( reader ); // was reader.close();
It seems we did not meet our guidlines here and the GridCoveargeAPI has been moved and completly changed!
import org.geotools.renderer.lite.GridCoverageRenderer;
...
GridCoverageRenderer renderer = new GridCoverageRenderer(gc, crs);
renderer.paint(graphics);
import org.geotools.renderer.lite.gridcoverage2d.GridCoverageRenderer;
...
GridCoverageRenderer renderer = new GridCoverageRenderer( viewportCRS, imageAreaBBox, paintArea );
StyleFactory factory = CommonFactoryFinder.getStyleFactory(null);
RasterSymbolizer rasterSymbolizer = factory.createRasterSymbolizer();
renderer.paint( destination, gc, rasterSymbolizer );