import com.veriplace.client.User;
import com.veriplace.client.Location;
import com.veriplace.client.VeriplaceException;
import com.veriplace.oauth.consumer.Token;

import javax.servlet.http.HttpServletRequest;

if (client.isCallback(request)) {
    try {
        Token accessToken = client.getAccessToken(request);
        // user is required
        Location location = client.getGetLocationAPI().getLocation(accessToken,user);
    } catch (VeriplaceException e) {
    }
}