public void testExecuteHull() throws Exception {
NameImpl hullName = new NameImpl("JTS", "convexHull");
org.geotools.process.Process hull = factory.create(hullName);
Map<String, Object> inputs = new HashMap<String, Object>();
Geometry geom = new WKTReader().read("LINESTRING(0 0, 0 1, 1 1)");
inputs.put("geom", geom);
Map<String, Object> output = hull.execute(inputs, null);
assertEquals(1, output.size());
// there is no output annotation, check there is consistency between what is declared
// and what is returned
Geometry result =
(Geometry) output.get(factory.getResultInfo(hullName, null).keySet().iterator().next());
assertTrue(result.equals(geom.convexHull()));
}
/**
* @param geometry
* @return smallest convex Polygon that contains all the points in the Geometry
*/
public static Geometry convexHull(Geometry geometry) {
if (geometry == null) {
return null;
}
return geometry.convexHull();
}
