private static bool HasTimerFired(ReliableTimer.Feature feature, IItem item)
{
StorePropertyDefinition storePropertyDefinition = ReliableTimer.featureToStorePropertyMapping[feature];
item.Load(new List <PropertyDefinition>
{
storePropertyDefinition
});
object obj = item.TryGetProperty(storePropertyDefinition);
if (PropertyError.IsPropertyNotFound(obj))
{
ExTraceGlobals.ReliableTimerTracer.TraceDebug <ReliableTimer.Feature>(0L, "Timer not set for feature={0}", feature);
return(false);
}
if (PropertyError.IsPropertyError(obj))
{
PropertyError propertyError = (PropertyError)obj;
ExTraceGlobals.ReliableTimerTracer.TraceError <ReliableTimer.Feature, PropertyErrorCode>(0L, "Property error for feature={0}, propertyErrorCode={1}", feature, propertyError.PropertyErrorCode);
throw PropertyError.ToException(new PropertyError[]
{
propertyError
});
}
ExDateTime exDateTime = (ExDateTime)obj;
ExTraceGlobals.ReliableTimerTracer.TraceDebug <ReliableTimer.Feature, ExDateTime>(0L, "Timer value for feature={0}, timerValue={1}", feature, exDateTime);
return(exDateTime == ReliableTimer.FiredTimerPropertyValue);
}
public static void ClearTimer(ReliableTimer.Feature feature, IItem item, bool saveNow)
{
ExAssert.RetailAssert(item != null, "item is null");
ExTraceGlobals.ReliableTimerTracer.TraceDebug <ReliableTimer.Feature, bool>(0L, "Clearing reliable timer for feature={0}, saveNow={1}", feature, saveNow);
StorePropertyDefinition propertyDefinition = ReliableTimer.featureToStorePropertyMapping[feature];
item.SetOrDeleteProperty(propertyDefinition, null);
if (saveNow)
{
item.Save(SaveMode.ResolveConflicts);
}
}
public static void ProcessTimerEvent(ReliableTimer.Feature feature, IItem item, Action handler)
{
ExAssert.RetailAssert(item != null, "item is null");
ExAssert.RetailAssert(handler != null, "handler is null");
ExTraceGlobals.ReliableTimerTracer.TraceDebug <ReliableTimer.Feature>(0L, "Processing timer event for feature={0}", feature);
if (ReliableTimer.HasTimerFired(feature, item))
{
ExTraceGlobals.ReliableTimerTracer.TraceDebug <ReliableTimer.Feature>(0L, "Timer fired, calling handler for feature={0}", feature);
handler();
ReliableTimer.ClearTimer(feature, item, true);
}
}
public static void SetTimer(ReliableTimer.Feature feature, IItem item, ExDateTime timerValue, bool saveNow)
{
ExAssert.RetailAssert(item != null, "item is null");
ExAssert.RetailAssert(timerValue != ReliableTimer.FiredTimerPropertyValue, "timerValue cannot be the Max value");
ExTraceGlobals.ReliableTimerTracer.TraceDebug <ReliableTimer.Feature, ExDateTime, bool>(0L, "Setting reliable timer for feature={0}, timerValue={1}, saveNow={2}", feature, timerValue, saveNow);
ExDateTime exDateTime = timerValue;
ExDateTime utcNow = ExDateTime.UtcNow;
if (utcNow > timerValue)
{
exDateTime = utcNow;
}
ExTraceGlobals.ReliableTimerTracer.TraceDebug <ReliableTimer.Feature, ExDateTime, ExDateTime>(0L, "After adjusting timer value for feature={0}, timerValue={1}, adjustedTimerValue={2}", feature, timerValue, exDateTime);
StorePropertyDefinition propertyDefinition = ReliableTimer.featureToStorePropertyMapping[feature];
item.SetOrDeleteProperty(propertyDefinition, exDateTime);
if (saveNow)
{
item.Save(SaveMode.ResolveConflicts);
}
}
