Blackberry JAVA DEVELOPMENT ENVIRONMENT - - CRYPTOGRAPHIC SMART CARD DRIVER - DEVELOPMENT GUIDE Průvodce řešením problémů stáhnout pdf (Strana 87)

4: Managing data

public String getSyncName(Locale locale)

{

return null;

}

public SyncConverter getSyncConverter()

{

return this;

}

public void beginTransaction()

{

_persist = PersistentStore.getPersistentObject(PERSISTENT_KEY);

_contacts = (Vector)_persist.getContents();

}

public void endTransaction()

{

_persist.setContents(_contacts);

_persist.commit();

}

//OTASyncCapable methods ---------------------------------------------------

public SyncCollectionSchema getSchema()

{

// returns our schema

return _schema;

}

//CollectionEventSource methods --------------------------------------------

public void addCollectionListener(Object listener)

{

_listeners = ListenerUtilities.fastAddListener( _listeners, listener );

}

public void removeCollectionListener(Object listener)

{

_listeners = ListenerUtilities.removeListener( _listeners, listener );

}

public int size()

{

return _contacts.size();

}

public ContactData contactAt( int index )

{

return (ContactData)_contacts.elementAt( index );

}

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Blackberry JAVA DEVELOPMENT ENVIRONMENT - - CRYPTOGRAPHIC SMART CARD DRIVER - DEVELOPMENT GUIDE Průvodce řešením problémů Strana 87