public override void Execute(Calender calender, ResourceManager resourceManager, Statistics statistics, RandomNumberGenerator rGen, EntityFactory entitiyFactory, EventFactory eventFactory)
{
// Set entities start time at call centre
CurrentEntity.StartTime = EventTime;
// Total of the two product queues
if (resourceManager.IsSpaceInQueues)
{
// Set active entites call type
CurrentEntity.CallType = rGen.GetCallType;
// Calculate the next event time
int nextEventTime = CurrentEntity.StartTime + rGen.DelayAtSwitch;
// Setup next event for active entity switch complete event
Event processingCompleteEvent = eventFactory.Spawn(EEventType.SWITCH_COMPLETE, nextEventTime, CurrentEntity);
// Add to calender
calender.Add(processingCompleteEvent);
}
else
{
// Entity hangs up at the switch
Global.BusySignalCount++;
}
// Calculate next arrival time
int nextArrivalTime = EventTime + rGen.TimeBetweenArrivals;
// Create entity
Entity nextEntity = entitiyFactory.CreateEntity();
// Setup next event for entity
Event nextEvent = eventFactory.Spawn(EEventType.ARRIVAL, nextArrivalTime, nextEntity);
// Add to the calender
calender.Add(nextEvent);
}
public Simulator(Statistics statistics)
{
this.statistics = statistics;
calender = new Calender();
resourceManager = new ResourceManager();
rGen = new RandomNumberGenerator();
entityFactory = new EntityFactory();
eventFactory = new EventFactory();
// Set global clock
//Global.Clock = Global.StartSimulationTime;
// Add EndSim Event
Event endSimulationEvent = eventFactory.Spawn(EEventType.END_SIMULATION, Global.EndSimulationTime, entityFactory.CreateEntity());
calender.Add(endSimulationEvent);
// Create First Arrival Event
Entity firstCaller = entityFactory.CreateEntity();
int nextArrivalTime = Global.Clock + rGen.TimeBetweenArrivals;
Event firstArrivalEvent = eventFactory.Spawn(EEventType.ARRIVAL, nextArrivalTime, firstCaller);
calender.Add(firstArrivalEvent);
}
public override void Execute(Calender calender, ResourceManager resourceManager, Statistics statistics, RandomNumberGenerator rGen, EntityFactory entitiyFactory, EventFactory eventFactory)
{
}
// ResourceManager
public override void Execute(Calender calender, ResourceManager resourceManager, Statistics statistics, RandomNumberGenerator rGen, EntityFactory entitiyFactory, EventFactory eventFactory)
{
// Check to see if rep is available
Resource resource = resourceManager.NextAvailableResource(CurrentEntity.CallType);
// if available rep
if (resource != null)
{
// Resource is now busy
resource.IsFree = false;
// Entity is assigned a resource
CurrentEntity.AssignResource = resource;
// Set the time the enitity starts being processed
CurrentEntity.StartProcessingTime = Global.Clock;
// Compute its process time
int nextEventTime = EventTime + rGen.NextEventTime(CurrentEntity.CallType);
// Spawn Processing Complete Event
Event nextEvent = eventFactory.Spawn(EEventType.PROCESSING_COMPLETE, nextEventTime, CurrentEntity);
// Add to calender
calender.Add(nextEvent);
}
else
{
// Set begin wait time
CurrentEntity.BeginWait = EventTime;
// Add entity to resource queue
resourceManager.AddToQueue(CurrentEntity);
}
}
public override void Execute(Calender calender, ResourceManager resourceManager, Statistics statistics, RandomNumberGenerator rGen, EntityFactory entitiyFactory, EventFactory eventFactory)
{
// Set entities time they finish in the system
CurrentEntity.EndTime = EventTime;
// Update statistics of enitiy leaving system
statistics.UpdateEntityStatistics(CurrentEntity);
// (active entity Rep) is now free, look at queue
Resource resource = CurrentEntity.AssignResource;
// if Queue is empty
if (resourceManager.IsQueueEmpty(resource.CallType))
{
// Set busy flag to false
resource.IsFree = true;
}
else
{
// Remove entity at head of queue
Entity nextEntityInQueue = resourceManager.GetFirstInQueue(resource.CallType);
// Set the time the enitity starts being processed
nextEntityInQueue.StartProcessingTime = Global.Clock;
// Resource is now busy
resource.IsFree = false;
// Assign the entity a resource
nextEntityInQueue.AssignResource = resource;
// Compute its process time
int nextEventTime = EventTime + rGen.NextEventTime(resource.CallType);
// Spawn next event
Event nextEvent = eventFactory.Spawn(EEventType.PROCESSING_COMPLETE, nextEventTime, nextEntityInQueue);
// Add to calender
calender.Add(nextEvent);
}
}
