Simplegeo http connect issue

import java.io.IOException;
import java.util.ArrayList;

import org.apache.log4j.BasicConfigurator;

import com.simplegeo.client.SimpleGeoPlacesClient;
import com.simplegeo.client.callbacks.FeatureCollectionCallback;
import com.simplegeo.client.types.Feature;
import com.simplegeo.client.types.FeatureCollection;
import com.simplegeo.client.types.Point;

public class DelayedRequest {

    public static void main(String[] args) throws InterruptedException {
        BasicConfigurator.configure();

        String secret  = ""; //secret
        String key = ""; //key

        SimpleGeoPlacesClient client = SimpleGeoPlacesClient.getInstance();
        client.getHttpClient().setToken(key, secret);
        double radius = 25;

        for (int i=0; i< 5; i++) {

            System.out.println("Waiting..");
            // wait 10 mins
            Thread.sleep(10 * 1000 * 60);

            try {

                System.out.println("Commencing Search...");

                client.search(new Point(33.55, -122.48), "", "Restaurant", radius,
                        new FeatureCollectionCallback() {

                    public void onSuccess(FeatureCollection collection) {
                        ArrayList<Feature> features = collection.getFeatures();
                        for (Feature feature : features) {
                            System.out.println(feature.getProperties().get("name"));
                        }
                    }

                    public void onError(String errorMessage) {
                        System.out.println("Error: " + errorMessage);
                    }
                });
            } catch (IOException e) {
                System.out.println("Exception: " + e.getMessage());
            }

        }
    }
}