IT. Expert System.

public class CountryDetector
extends Object

• Constructor Summary

  Constructors

  Constructor and Description
  CountryDetector(ICountryDetector service)

• Method Summary

  Methods

  Modifier and Type	Method and Description
  void	addCountryListener(CountryListener listener, Looper looper) Add a listener to receive the notification when the country is detected or changed.
  Country	detectCountry() Start detecting the country that the user is in.
  void	removeCountryListener(CountryListener listener) Remove the listener

  • Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

• Constructor Detail

  • CountryDetector

    public CountryDetector(ICountryDetector service)

• Method Detail

  • detectCountry

    public Country detectCountry()

    Start detecting the country that the user is in.

    Returns:

    the country if it is available immediately, otherwise null will be returned.

  • addCountryListener

    public void addCountryListener(CountryListener listener,
                          Looper looper)

    Add a listener to receive the notification when the country is detected or changed.

    Parameters:

    listener - will be called when the country is detected or changed.

    looper - a Looper object whose message queue will be used to implement the callback mechanism. If looper is null then the callbacks will be called on the main thread.

  • removeCountryListener

    public void removeCountryListener(CountryListener listener)

    Remove the listener