public QueueProcessor(string queueName, int threadCount, TaskExecutionQueuePolicy taskExecutionQueuePolicy, Priority priority, int upperBound, int activateItems)
{
this.queueName = queueName;
this.activateItems = activateItems;
if (threadCount > 0)
{
ThreadPriority threadPriority = this.ConvertThreadPriority(priority);
this.dispatcher = DispatcherFactory.CreateDispatcher(threadCount, threadPriority, this.queueName);
}
else
{
this.dispatcher = DispatcherFactory.DefaultDispatcher;
}
if (upperBound > 0)
{
TaskExecutionPolicy taskExecutionPolicy = this.ConvertTaskExecutionPolicy(taskExecutionQueuePolicy);
this.dispatcherQueue = new DispatcherQueue(this.queueName, this.dispatcher, taskExecutionPolicy, upperBound);
}
else
{
this.dispatcherQueue = new DispatcherQueue(this.queueName, this.dispatcher);
}
this.upperBound = upperBound;
this.port = new Port <T>();
this.teardownPort = new Port <EmptyValue>();
ReportableObjectDirectory.Add(this.queueName, this);
}
private TaskExecutionPolicy ConvertTaskExecutionPolicy(TaskExecutionQueuePolicy policy)
{
switch (policy)
{
case TaskExecutionQueuePolicy.ConstrainQueueDepthDiscardTasks:
{
return(TaskExecutionPolicy.ConstrainQueueDepthDiscardTasks);
}
case TaskExecutionQueuePolicy.ConstrainQueueDepthThrottleExecution:
{
return(TaskExecutionPolicy.ConstrainQueueDepthThrottleExecution);
}
default:
{
return(TaskExecutionPolicy.Unconstrained);
}
}
}
