SessionCalendarServiceFullOnHandleIntent.java

/**
 * Background {@link android.app.Service} that adds or removes session Calendar events through
 * the {@link CalendarContract} API available in Android 4.0 or above.
 */
public class SessionCalendarService extends IntentService {
    private static final String TAG = makeLogTag(SessionCalendarService.class);

    //...

    public SessionCalendarService() {
        super(TAG);
    }

    @Override
    protected void onHandleIntent(Intent intent) {
        final String action = intent.getAction();
        Log.d(TAG, "Received intent: " + action);

        final ContentResolver resolver = getContentResolver();

        boolean isAddEvent = false;

        if (ACTION_ADD_SESSION_CALENDAR.equals(action)) {
            isAddEvent = true;

        } else if (ACTION_REMOVE_SESSION_CALENDAR.equals(action)) {
            isAddEvent = false;

        } else if (ACTION_UPDATE_ALL_SESSIONS_CALENDAR.equals(action) &&
                PrefUtils.shouldSyncCalendar(this)) {
            try {
                getContentResolver().applyBatch(CalendarContract.AUTHORITY,
                        processAllSessionsCalendar(resolver, getCalendarId(intent)));
                sendBroadcast(new Intent(
                        SessionCalendarService.ACTION_UPDATE_ALL_SESSIONS_CALENDAR_COMPLETED));
            } catch (RemoteException e) {
                LOGE(TAG, "Error adding all sessions to Google Calendar", e);
            } catch (OperationApplicationException e) {
                LOGE(TAG, "Error adding all sessions to Google Calendar", e);
            }

        } else if (ACTION_CLEAR_ALL_SESSIONS_CALENDAR.equals(action)) {
            try {
                getContentResolver().applyBatch(CalendarContract.AUTHORITY,
                        processClearAllSessions(resolver, getCalendarId(intent)));
            } catch (RemoteException e) {
                LOGE(TAG, "Error clearing all sessions from Google Calendar", e);
            } catch (OperationApplicationException e) {
                LOGE(TAG, "Error clearing all sessions from Google Calendar", e);
            }

        } else {
            return;
        }

        final Uri uri = intent.getData();
        final Bundle extras = intent.getExtras();
        if (uri == null || extras == null || !PrefUtils.shouldSyncCalendar(this)) {
            return;
        }

        try {
            resolver.applyBatch(CalendarContract.AUTHORITY,
                    processSessionCalendar(resolver, getCalendarId(intent), isAddEvent, uri,
                            extras.getLong(EXTRA_SESSION_START),
                            extras.getLong(EXTRA_SESSION_END),
                            extras.getString(EXTRA_SESSION_TITLE),
                            extras.getString(EXTRA_SESSION_ROOM)));
        } catch (RemoteException e) {
            LOGE(TAG, "Error adding session to Google Calendar", e);
        } catch (OperationApplicationException e) {
            LOGE(TAG, "Error adding session to Google Calendar", e);
        }
    }
    
    //...
}