/** * Subscribes this provider as interested in receiving notifications for new mail messages from * Google mail services such as Gmail or Google Apps. */ private void subscribeForGmailNotifications() { // first check support for the notification service String accountIDService = jabberProvider.getAccountID().getService(); boolean notificationsAreSupported = jabberProvider.isFeatureSupported(accountIDService, NewMailNotificationIQ.NAMESPACE); if (!notificationsAreSupported) { if (logger.isDebugEnabled()) logger.debug( accountIDService + " does not seem to provide a Gmail notification " + " service so we won't be trying to subscribe for it"); return; } if (logger.isDebugEnabled()) logger.debug( accountIDService + " seems to provide a Gmail notification " + " service so we will try to subscribe for it"); ProviderManager providerManager = ProviderManager.getInstance(); providerManager.addIQProvider( MailboxIQ.ELEMENT_NAME, MailboxIQ.NAMESPACE, new MailboxIQProvider()); providerManager.addIQProvider( NewMailNotificationIQ.ELEMENT_NAME, NewMailNotificationIQ.NAMESPACE, new NewMailNotificationProvider()); Connection connection = jabberProvider.getConnection(); connection.addPacketListener(new MailboxIQListener(), new PacketTypeFilter(MailboxIQ.class)); connection.addPacketListener( new NewMailNotificationListener(), new PacketTypeFilter(NewMailNotificationIQ.class)); if (opSetPersPresence.getCurrentStatusMessage().equals(JabberStatusEnum.OFFLINE)) return; // create a query with -1 values for newer-than-tid and // newer-than-time attributes MailboxQueryIQ mailboxQuery = new MailboxQueryIQ(); if (logger.isTraceEnabled()) logger.trace( "sending mailNotification for acc: " + jabberProvider.getAccountID().getAccountUniqueID()); jabberProvider.getConnection().sendPacket(mailboxQuery); }
/** * Utility method throwing an exception if the stack is not properly initialized. * * @throws java.lang.IllegalStateException if the underlying stack is not registered and * initialized. */ private void assertConnected() throws IllegalStateException { if (opSetPersPresence == null) { throw new IllegalStateException( "The provider must be signed on the service before" + " being able to communicate."); } else opSetPersPresence.assertConnected(); }