public void Dispose()
{
bool dispose = false;
lock (ThisLock)
{
if (queueState != QueueState.Closed)
{
queueState = QueueState.Closed;
dispose = true;
}
}
if (dispose)
{
while (readerQueue.Count > 0)
{
IQueueReader reader = readerQueue.Dequeue();
reader.Set(default(Item));
}
while (itemQueue.HasAnyItem)
{
Item item = itemQueue.DequeueAnyItem();
DisposeItem(item);
InvokeDequeuedCallback(item.DequeuedCallback);
}
}
}
public void Dispatch()
{
IQueueReader reader = null;
Item item = new Item();
IQueueReader[] outstandingReaders = null;
IQueueWaiter[] waiters = null;
bool itemAvailable = true;
lock (ThisLock)
{
itemAvailable = !((_queueState == QueueState.Closed) || (_queueState == QueueState.Shutdown));
this.GetWaiters(out waiters);
if (_queueState != QueueState.Closed)
{
_itemQueue.MakePendingItemAvailable();
if (_readerQueue.Count > 0)
{
item = _itemQueue.DequeueAvailableItem();
reader = _readerQueue.Dequeue();
if (_queueState == QueueState.Shutdown && _readerQueue.Count > 0 && _itemQueue.ItemCount == 0)
{
outstandingReaders = new IQueueReader[_readerQueue.Count];
_readerQueue.CopyTo(outstandingReaders, 0);
_readerQueue.Clear();
itemAvailable = false;
}
}
}
}
if (outstandingReaders != null)
{
if (s_completeOutstandingReadersCallback == null)
{
s_completeOutstandingReadersCallback = new Action <object>(CompleteOutstandingReadersCallback);
}
ActionItem.Schedule(s_completeOutstandingReadersCallback, outstandingReaders);
}
if (waiters != null)
{
CompleteWaitersLater(itemAvailable, waiters);
}
if (reader != null)
{
InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
}
public void Dispatch()
{
IQueueReader reader = null;
Item item = new Item();
IQueueReader[] outstandingReaders = null;
IQueueWaiter[] waiters = null;
bool itemAvailable = true;
lock (ThisLock)
{
itemAvailable = !((queueState == QueueState.Closed) || (queueState == QueueState.Shutdown));
this.GetWaiters(out waiters);
if (queueState != QueueState.Closed)
{
itemQueue.MakePendingItemAvailable();
if (readerQueue.Count > 0)
{
item = itemQueue.DequeueAvailableItem();
reader = readerQueue.Dequeue();
if (queueState == QueueState.Shutdown && readerQueue.Count > 0 && itemQueue.ItemCount == 0)
{
outstandingReaders = new IQueueReader[readerQueue.Count];
readerQueue.CopyTo(outstandingReaders, 0);
readerQueue.Clear();
itemAvailable = false;
}
}
}
}
if (outstandingReaders != null)
{
if (completeOutstandingReadersCallback == null)
{
completeOutstandingReadersCallback = new WaitCallback(CompleteOutstandingReadersCallback);
}
ThreadPool.QueueUserWorkItem(completeOutstandingReadersCallback, outstandingReaders);
}
if (waiters != null)
{
CompleteWaitersLater(itemAvailable, waiters);
}
if (reader != null)
{
InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
}
public void Dispatch()
{
IQueueReader <T> reader = null;
ExItem <T> item = new ExItem <T>();
IQueueReader <T>[] outstandingReaders = null;
IQueueWaiter[] waiters = null;
bool itemAvailable = true;
lock (LockObject)
{
itemAvailable = (_QueueState != QueueState.Closed && _QueueState != QueueState.Shutdown);
this.getWaiters(out waiters);
if (_QueueState != QueueState.Closed)
{
_ItemQueue.MakePendingItemAvailable();
if (_QueueReader.Count > 0)
{
item = _ItemQueue.DequeueAvailableItem();
reader = _QueueReader.Dequeue();
if (_QueueState == QueueState.Shutdown &&
_QueueReader.Count > 0 &&
_ItemQueue.ItemCount == 0)
{
outstandingReaders = new IQueueReader <T> [_QueueReader.Count];
_QueueReader.CopyTo(outstandingReaders, 0);
_QueueReader.Clear();
itemAvailable = false;
}
}
}
}
if (outstandingReaders != null)
{
if (_CompleteOutstandingReadersCallback == null)
{
_CompleteOutstandingReadersCallback = completeOutstandingReadersCallback;
}
ThreadPool.QueueUserWorkItem(_CompleteOutstandingReadersCallback, outstandingReaders);
}
if (waiters != null)
{
completeWaitersLater(itemAvailable, waiters);
}
if (reader != null)
{
invokeDequeueCallback(item.Callback);
reader.Set(item);
}
}
public void Dispatch()
{
IQueueReader <T> reader = null;
var item = new Item <T>();
IQueueReader <T>[] outstandingReaders = null;
IQueueWaiter[] waiters = null;
var itemAvailable = true;
lock (ThisLock)
{
itemAvailable = !((_queueState == QueueState.Closed) || (_queueState == QueueState.Shutdown));
GetWaiters(out waiters);
if (_queueState != QueueState.Closed)
{
_itemQueue.MakePendingItemAvailable();
if (_readerQueue.Count > 0)
{
item = _itemQueue.DequeueAvailableItem();
reader = _readerQueue.Dequeue();
if (_queueState == QueueState.Shutdown && _readerQueue.Count > 0 && _itemQueue.ItemCount == 0)
{
outstandingReaders = new IQueueReader <T> [_readerQueue.Count];
_readerQueue.CopyTo(outstandingReaders, 0);
_readerQueue.Clear();
itemAvailable = false;
}
}
}
}
if (outstandingReaders != null)
{
ThreadPool.QueueUserWorkItem(CompleteOutstandingReadersCallback, outstandingReaders);
}
if (waiters != null)
{
CompleteWaitersLater(itemAvailable, waiters);
}
if (reader != null)
{
InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
}
public void Dispatch()
{
IQueueReader <T> reader = null;
Item <T> item = new Item <T>();
IQueueReader <T>[] array = null;
IQueueWaiter <T>[] waiters = null;
bool itemAvailable = true;
lock (this.ThisLock)
{
itemAvailable = (this.queueState != QueueState <T> .Closed) && (this.queueState != QueueState <T> .Shutdown);
this.GetWaiters(out waiters);
if (this.queueState != QueueState <T> .Closed)
{
this.itemQueue.MakePendingItemAvailable();
if (this.readerQueue.Count > 0)
{
item = this.itemQueue.DequeueAvailableItem();
reader = this.readerQueue.Dequeue();
if (((this.queueState == QueueState <T> .Shutdown) && (this.readerQueue.Count > 0)) && (this.itemQueue.ItemCount == 0))
{
array = new IQueueReader <T> [this.readerQueue.Count];
this.readerQueue.CopyTo(array, 0);
this.readerQueue.Clear();
itemAvailable = false;
}
}
}
}
if (array != null)
{
if (InputQueue <T> .completeOutstandingReadersCallback == null)
{
InputQueue <T> .completeOutstandingReadersCallback = new Action <object>(InputQueue <T> .CompleteOutstandingReadersCallback);
}
ActionItem.Schedule(InputQueue <T> .completeOutstandingReadersCallback, array);
}
if (waiters != null)
{
InputQueue <T> .CompleteWaitersLater(itemAvailable, waiters);
}
if (reader != null)
{
InputQueue <T> .InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
}
void EnqueueAndDispatch(Item item, bool canDispatchOnThisThread)
{
bool disposeItem = false;
IQueueReader reader = null;
bool dispatchLater = false;
IQueueWaiter[] waiters = null;
bool itemAvailable = true;
lock (ThisLock)
{
itemAvailable = !((queueState == QueueState.Closed) || (queueState == QueueState.Shutdown));
this.GetWaiters(out waiters);
if (queueState == QueueState.Open)
{
if (canDispatchOnThisThread)
{
if (readerQueue.Count == 0)
{
itemQueue.EnqueueAvailableItem(item);
}
else
{
reader = readerQueue.Dequeue();
}
}
else
{
if (readerQueue.Count == 0)
{
itemQueue.EnqueueAvailableItem(item);
}
else
{
itemQueue.EnqueuePendingItem(item);
dispatchLater = true;
}
}
}
else // queueState == QueueState.Closed || queueState == QueueState.Shutdown
{
disposeItem = true;
}
}
if (waiters != null)
{
if (canDispatchOnThisThread)
{
CompleteWaiters(itemAvailable, waiters);
}
else
{
CompleteWaitersLater(itemAvailable, waiters);
}
}
if (reader != null)
{
InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
if (dispatchLater)
{
if (onDispatchCallback == null)
{
onDispatchCallback = new WaitCallback(OnDispatchCallback);
}
ThreadPool.QueueUserWorkItem(onDispatchCallback, this);
}
else if (disposeItem)
{
InvokeDequeuedCallback(item.DequeuedCallback);
DisposeItem(item);
}
}
private void EnqueueAndDispatch(Item item, bool canDispatchOnThisThread)
{
bool disposeItem = false;
IQueueReader reader = null;
bool dispatchLater = false;
IQueueWaiter[] waiters = null;
bool itemAvailable = true;
lock (ThisLock)
{
itemAvailable = !((_queueState == QueueState.Closed) || (_queueState == QueueState.Shutdown));
this.GetWaiters(out waiters);
if (_queueState == QueueState.Open)
{
if (canDispatchOnThisThread)
{
if (_readerQueue.Count == 0)
{
_itemQueue.EnqueueAvailableItem(item);
}
else
{
reader = _readerQueue.Dequeue();
}
}
else
{
if (_readerQueue.Count == 0)
{
_itemQueue.EnqueueAvailableItem(item);
}
else
{
_itemQueue.EnqueuePendingItem(item);
dispatchLater = true;
}
}
}
else // queueState == QueueState.Closed || queueState == QueueState.Shutdown
{
disposeItem = true;
}
}
if (waiters != null)
{
if (canDispatchOnThisThread)
{
CompleteWaiters(itemAvailable, waiters);
}
else
{
CompleteWaitersLater(itemAvailable, waiters);
}
}
if (reader != null)
{
InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
if (dispatchLater)
{
if (s_onDispatchCallback == null)
{
s_onDispatchCallback = new Action <object>(OnDispatchCallback);
}
ActionItem.Schedule(s_onDispatchCallback, this);
}
else if (disposeItem)
{
InvokeDequeuedCallback(item.DequeuedCallback);
DisposeItem(item);
}
}
private void enqueueAndDispatch(ExItem <T> item, bool canDispatchOnThisThread)
{
bool disposeItem = false;
bool dispatchLater = false;
bool itemAvailable = true;
IQueueReader <T> reader = null;
IQueueWaiter[] waiters = null;
lock (LockObject)
{
itemAvailable = (_QueueState != QueueState.Closed && _QueueState != QueueState.Shutdown);
this.getWaiters(out waiters);
if (_QueueState == QueueState.Open)
{
if (canDispatchOnThisThread)
{
if (_QueueReader.Count == 0)
{
_ItemQueue.EnqueueAvailableItem(item);
}
else
{
reader = _QueueReader.Dequeue();
}
}
else
{
if (_QueueReader.Count == 0)
{
_ItemQueue.EnqueueAvailableItem(item);
}
else
{
_ItemQueue.EnqueuePendingItem(item);
dispatchLater = true;
}
}
}
else
{
disposeItem = true;
}
}
if (waiters != null)
{
if (canDispatchOnThisThread)
{
completeWaiters(itemAvailable, waiters);
}
else
{
completeWaitersLater(itemAvailable, waiters);
}
}
if (reader != null)
{
invokeDequeueCallback(item.Callback);
reader.Set(item);
}
if (dispatchLater)
{
if (_OnDispatchCallback == null)
{
_OnDispatchCallback = onDispatchCallback;
}
ThreadPool.QueueUserWorkItem(_OnDispatchCallback, this);
}
else if (disposeItem)
{
invokeDequeueCallback(item.Callback);
item.Dispose();
}
}
private void EnqueueAndDispatch(Item <T> item, bool canDispatchOnThisThread)
{
bool flag = false;
IQueueReader <T> reader = null;
bool flag2 = false;
IQueueWaiter <T>[] waiters = null;
bool itemAvailable = true;
lock (this.ThisLock)
{
itemAvailable = (this.queueState != QueueState <T> .Closed) && (this.queueState != QueueState <T> .Shutdown);
this.GetWaiters(out waiters);
if (this.queueState == QueueState <T> .Open)
{
if (canDispatchOnThisThread)
{
if (this.readerQueue.Count == 0)
{
this.itemQueue.EnqueueAvailableItem(item);
}
else
{
reader = this.readerQueue.Dequeue();
}
}
else if (this.readerQueue.Count == 0)
{
this.itemQueue.EnqueueAvailableItem(item);
}
else
{
this.itemQueue.EnqueuePendingItem(item);
flag2 = true;
}
}
else
{
flag = true;
}
}
if (waiters != null)
{
if (canDispatchOnThisThread)
{
InputQueue <T> .CompleteWaiters(itemAvailable, waiters);
}
else
{
InputQueue <T> .CompleteWaitersLater(itemAvailable, waiters);
}
}
if (reader != null)
{
InputQueue <T> .InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
if (flag2)
{
if (InputQueue <T> .onDispatchCallback == null)
{
InputQueue <T> .onDispatchCallback = new Action <object>(InputQueue <T> .OnDispatchCallback);
}
ActionItem.Schedule(InputQueue <T> .onDispatchCallback, this);
}
else if (flag)
{
InputQueue <T> .InvokeDequeuedCallback(item.DequeuedCallback);
this.DisposeItem(item);
}
}
void EnqueueAndDispatch(Item <T> item, bool canDispatchOnThisThread)
{
var disposeItem = false;
IQueueReader reader = null;
var dispatchLater = false;
IQueueWaiter[] waiters = null;
var itemAvailable = true;
try
{
Monitor.Enter(this.ThisLock);
itemAvailable = !((this.queueState == QueueState.Closed) || (this.queueState == QueueState.Shutdown));
this.GetWaiters(out waiters);
if (this.queueState == QueueState.Open)
{
if (canDispatchOnThisThread)
{
if (this.readerQueue.Count == 0)
{
try
{
Monitor.Exit(this.ThisLock);
this.itemQueue.AcquireThrottle();
}
finally
{
Monitor.Enter(this.ThisLock);
}
this.itemQueue.EnqueueAvailableItem(item);
}
else
{
reader = this.readerQueue.Dequeue();
}
}
else
{
if (this.readerQueue.Count == 0)
{
try
{
Monitor.Exit(this.ThisLock);
this.itemQueue.AcquireThrottle();
}
finally
{
Monitor.Enter(this.ThisLock);
}
this.itemQueue.EnqueueAvailableItem(item);
}
else
{
try
{
Monitor.Exit(this.ThisLock);
this.itemQueue.AcquireThrottle();
}
finally
{
Monitor.Enter(this.ThisLock);
}
this.itemQueue.EnqueuePendingItem(item);
dispatchLater = true;
}
}
}
else // queueState == QueueState.Closed || queueState == QueueState.Shutdown
{
disposeItem = true;
}
}
finally
{
Monitor.Exit(this.ThisLock);
}
if (waiters != null)
{
if (canDispatchOnThisThread)
{
CompleteWaiters(itemAvailable, waiters);
}
else
{
CompleteWaitersLater(itemAvailable, waiters);
}
}
if (reader != null)
{
InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
if (dispatchLater)
{
if (onDispatchCallback == null)
{
onDispatchCallback = new WaitCallback(OnDispatchCallback);
}
ThreadPool.QueueUserWorkItem(onDispatchCallback, this);
}
else if (disposeItem)
{
InvokeDequeuedCallback(item.DequeuedCallback);
item.Dispose();
}
}
