Examples of com.sun.ejb.containers.EJBTimerSchedule

com.sun.ejb.containers.EJBTimerSchedule
A runtime representation of the user-defined calendar-based timeout expression for an enterprise bean timer. @author mvatkina

     * The portion of timer migration that notifies containers about 
     * automatic timers being migrated to this instance
     */
    private void _notifyContainers(Set<TimerState> timers) {
        for(TimerState timer: timers) {
            EJBTimerSchedule ts = timer.getTimerSchedule();
            if (ts != null && ts.isAutomatic()) {
                addToSchedules(timer.getContainerId(), getPrimaryKey(timer), ts);
            }
        }
    }

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                if( timerState.isPeriodic() ) {
                    // lastExpiration time, or null if we either aren't
                    // tracking last expiration or an expiration hasn't
                    // occurred yet for this timer.
                    Date lastExpiration = timer.getLastExpiration();
                    EJBTimerSchedule ts = timer.getTimerSchedule();


                    // @@@ need to handle case where last expiration time
                    // is not stored in database.  This will be the case
                    // when we add configuration for update-db-on-delivery.
                    // However, for now assume we do update the db on each
                    // ejbTimeout.  Therefore, if (lastExpirationTime == null),
                    // it means the timer didn't successfully complete any
                    // timer expirations.                  
                                                     
                    if( (lastExpiration == null) &&
                        now.after(initialExpiration) ) {
                        
                        if (!timerState.isExpired()) {
                            // This timer didn't even expire one time.
                            logger.log(Level.INFO, 
                                   "Rescheduling missed expiration for " +
                                   "periodic timer " +
                                   timerState + ". Timer expirations should " +
                                   " have been delivered starting at " +
                                   initialExpiration);
                        }


                        // keep expiration time at initialExpiration.  That
                        // will force an ejbTimeout almost immediately. After
                        // that the timer will return to fixed rate expiration.
                                                
                    } else if ( (lastExpiration != null) &&
                            ((ts != null && ts.getNextTimeout(lastExpiration).getTimeInMillis() 
                                   < now.getTime()) 
                            || ((ts == null) && now.getTime() - lastExpiration.getTime()
                                   > timer.getIntervalDuration()) ) ) {


                        // Schedule-based timer is periodic

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                        " persistent timers for containerId: " + containerId);
            }


            boolean schedulesExist = (schedules.size() > 0);
            for (TimerState timer : timers) {
                EJBTimerSchedule ts = timer.getTimerSchedule();
                if (ts != null && ts.isAutomatic() && schedulesExist) {
                    for (Map.Entry<Method, List<ScheduledTimerDescriptor>> entry : schedules.entrySet()) {
                        Method m = entry.getKey();
                        if (m.getName().equals(ts.getTimerMethodName()) &&
                                m.getParameterTypes().length == ts.getMethodParamCount()) {
                            result.put(new TimerPrimaryKey(timer.getTimerId()), m);
                            if( logger.isLoggable(Level.FINE) ) {
                                logger.log(Level.FINE, "@@@ FOUND existing schedule: " + 
                                        ts.getScheduleAsString() + " FOR method: " + m);
                            }
                        }
                    }
                }
            }

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        // timer cache for optimization.


        TimerState timer = getPersistentTimer(timerId);
        Date initialExpiration = timer.getInitialExpiration();
        long intervalDuration = timer.getIntervalDuration();
        EJBTimerSchedule ts = timer.getTimerSchedule();


        Date nextTimeout = null;
        if (ts != null) {
            nextTimeout = getNextScheduledTimeout(ts);
            // The caller is responsible to return 0 or -1 for the time remaining....

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    @Override
    protected EJBTimerSchedule getTimerSchedule(TimerPrimaryKey timerId) throws FinderException {


        // Check non-persistent timers first
        EJBTimerSchedule ts = null;
        if (!super.isPersistent(timerId)) { 
            ts = super.getTimerSchedule(timerId);
        } else {


            // @@@ We can't assume this server instance owns the persistent timer

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        // Populate derived state of immutable persistent fields.
        creationTime_ = new Date(creationTimeRaw);
        initialExpiration_ = new Date(initialExpirationRaw);
        if (schedule != null) {
            timerSchedule_ = new EJBTimerSchedule(schedule);
        }


        // Lazily deserialize Blob state.  This makes the
        // Timer bootstrapping code easier, since some of the Timer
        // state must be loaded from the database before the

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        // Populate derived state of immutable persistent fields.
        creationTime_ = new Date(creationTimeRaw);
        initialExpiration_ = new Date(initialExpirationRaw);
        if (schedule != null) {
            timerSchedule_ = new EJBTimerSchedule(schedule);
        }


        // Lazily deserialize Blob state.  This makes the
        // Timer bootstrapping code easier, since some of the Timer
        // state must be loaded from the database before the

View Full Code Here

     * The portion of timer migration that notifies containers about 
     * automatic timers being migrated to this instance
     */
    private void _notifyContainers(Set<TimerState> timers) {
        for(TimerState timer: timers) {
            EJBTimerSchedule ts = timer.getTimerSchedule();
            if (ts != null && ts.isAutomatic()) {
                addToSchedules(timer.getContainerId(), getPrimaryKey(timer), ts);
            }
        }
    }

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                if( timerState.isPeriodic() ) {
                    // lastExpiration time, or null if we either aren't
                    // tracking last expiration or an expiration hasn't
                    // occurred yet for this timer.
                    Date lastExpiration = timer.getLastExpiration();
                    EJBTimerSchedule ts = timer.getTimerSchedule();


                    // @@@ need to handle case where last expiration time
                    // is not stored in database.  This will be the case
                    // when we add configuration for update-db-on-delivery.
                    // However, for now assume we do update the db on each
                    // ejbTimeout.  Therefore, if (lastExpirationTime == null),
                    // it means the timer didn't successfully complete any
                    // timer expirations.                  
                                                     
                    if( (lastExpiration == null) &&
                        now.after(initialExpiration) ) {
                        
                        if (!timerState.isExpired()) {
                            // This timer didn't even expire one time.
                            logger.log(Level.INFO, 
                                   "Rescheduling missed expiration for " +
                                   "periodic timer " +
                                   timerState + ". Timer expirations should " +
                                   " have been delivered starting at " +
                                   initialExpiration);
                        }


                        // keep expiration time at initialExpiration.  That
                        // will force an ejbTimeout almost immediately. After
                        // that the timer will return to fixed rate expiration.
                                                
                    } else if ( (lastExpiration != null) &&
                            ((ts != null && ts.getNextTimeout(lastExpiration).getTimeInMillis() 
                                   < now.getTime()) 
                            || ((ts == null) && now.getTime() - lastExpiration.getTime()
                                   > timer.getIntervalDuration()) ) ) {


                        // Schedule-based timer is periodic

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                        " persistent timers for containerId: " + containerId);
            }


            boolean schedulesExist = (schedules.size() > 0);
            for (TimerState timer : timers) {
                EJBTimerSchedule ts = timer.getTimerSchedule();
                if (ts != null && ts.isAutomatic() && schedulesExist) {
                    for (Map.Entry<Method, List<ScheduledTimerDescriptor>> entry : schedules.entrySet()) {
                        Method m = entry.getKey();
                        if (m.getName().equals(ts.getTimerMethodName()) &&
                                m.getParameterTypes().length == ts.getMethodParamCount()) {
                            result.put(new TimerPrimaryKey(timer.getTimerId()), m);
                            if( logger.isLoggable(Level.FINE) ) {
                                logger.log(Level.FINE, "@@@ FOUND existing schedule: " + 
                                        ts.getScheduleAsString() + " FOR method: " + m);
                            }
                        }
                    }
                }
            }

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Related Classes of com.sun.ejb.containers.EJBTimerSchedule

org.glassfish.ejb.persistent.timer.PersistentEJBTimerService

org.glassfish.ejb.persistent.timer.TimerState

javax.ejb.ScheduleExpression

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