More thorough example of the processing package from Codename One

ProcessingSample2.java

Form hi = new Form("Location", new BoxLayout(BoxLayout.Y_AXIS));
hi.add("Pinpointing Location");
Display.getInstance().callSerially(() -> {
    Location l = Display.getInstance().getLocationManager().getCurrentLocationSync();
    ConnectionRequest request = new ConnectionRequest("http://maps.googleapis.com/maps/api/geocode/json", false) {
        private String country;
        private String region;
        private String city;
        private String json;
        
        @Override
        protected void readResponse(InputStream input) throws IOException {
                Result result = Result.fromContent(input, Result.JSON); 
                country = result.getAsString("/results/address_components[types='country']/long_name");
                region = result.getAsString("/results/address_components[types='administrative_area_level_1']/long_name");
                city = result.getAsString("/results/address_components[types='locality']/long_name");           
                json = result.toString();
        }

        @Override
        protected void postResponse() {
            hi.removeAll();
            hi.add(country);
            hi.add(region);
            hi.add(city);
            hi.add(new SpanLabel(json));
            hi.revalidate();
        }
    };
    request.setContentType("application/json");
    request.addRequestHeader("Accept", "application/json");
    request.addArgument("sensor", "true");
    request.addArgument("latlng", l.getLatitude() + "," + l.getLongitude());

    NetworkManager.getInstance().addToQueue(request); 
});
hi.show();

Sample code for using the Result class.

From the Codename One project