internal void RegisterContext(HttpListenerContext context)
{
lock (_ctxRegistrySync)
_ctxRegistry[context] = context;
HttpListenerAsyncResult ares = null;
lock (_waitQueueSync) {
if (_waitQueue.Count == 0)
{
lock (_ctxQueueSync)
_ctxQueue.Add(context);
}
else
{
ares = _waitQueue[0];
_waitQueue.RemoveAt(0);
}
}
if (ares != null)
{
ares.Complete(context);
}
}
private static void complete(HttpListenerAsyncResult asyncResult)
{
asyncResult._completed = true;
var waitHandle = asyncResult._waitHandle;
if (waitHandle != null)
{
waitHandle.Set();
}
var callback = asyncResult._callback;
if (callback != null)
{
ThreadPool.UnsafeQueueUserWorkItem(
state => {
try {
callback(asyncResult);
}
catch {
}
},
null);
}
}
internal HttpListenerAsyncResult BeginGetContext(HttpListenerAsyncResult asyncResult)
{
CheckDisposed();
if (_prefixes.Count == 0)
{
throw new InvalidOperationException("The listener has no URI prefix on which listens.");
}
if (!_listening)
{
throw new InvalidOperationException("The listener hasn't been started.");
}
// Lock _waitQueue early to avoid race conditions.
lock (_waitQueueSync) {
lock (_ctxQueueSync) {
var ctx = getContextFromQueue();
if (ctx != null)
{
asyncResult.Complete(ctx, true);
return(asyncResult);
}
}
_waitQueue.Add(asyncResult);
}
return(asyncResult);
}
private static void complete (HttpListenerAsyncResult asyncResult)
{
asyncResult._completed = true;
var waitHandle = asyncResult._waitHandle;
if (waitHandle != null)
waitHandle.Set ();
var callback = asyncResult._callback;
if (callback != null)
ThreadPool.UnsafeQueueUserWorkItem (
state => {
try {
callback (asyncResult);
}
catch {
}
},
null);
}
internal HttpListenerAsyncResult BeginGetContext (HttpListenerAsyncResult asyncResult)
{
CheckDisposed ();
if (_prefixes.Count == 0)
throw new InvalidOperationException ("The listener has no URI prefix on which listens.");
if (!_listening)
throw new InvalidOperationException ("The listener hasn't been started.");
// Lock _waitQueue early to avoid race conditions.
lock (_waitQueueSync) {
lock (_ctxQueueSync) {
var ctx = getContextFromQueue ();
if (ctx != null) {
asyncResult.Complete (ctx, true);
return asyncResult;
}
}
_waitQueue.Add (asyncResult);
}
return asyncResult;
}