internal IAsyncResult BeginPeekBatch(TrackingContext trackingContext, long fromSequenceNumber, int messageCount, TimeSpan timeout, AsyncCallback callback, object state)
{
TrackingContext instance = trackingContext;
base.ThrowIfDisposed();
TimeoutHelper.ThrowIfNegativeArgument(timeout);
if (instance == null)
{
instance = TrackingContext.GetInstance(Guid.NewGuid(), this.Path);
}
MessageBrowser.TracePeek(EventTraceActivity.CreateFromThread(), instance);
if (!this.openOnceManager.ShouldOpen)
{
MessageBrowser.RetryBrowserAsyncResult retryBrowserAsyncResult1 = new MessageBrowser.RetryBrowserAsyncResult(this, instance, messageCount, fromSequenceNumber, timeout, callback, state);
retryBrowserAsyncResult1.Start();
return(retryBrowserAsyncResult1);
}
return(this.openOnceManager.Begin <IEnumerable <BrokeredMessage> >(callback, state, (AsyncCallback c, object s) => {
MessageBrowser.RetryBrowserAsyncResult retryBrowserAsyncResult = new MessageBrowser.RetryBrowserAsyncResult(this, instance, messageCount, fromSequenceNumber, timeout, c, s);
retryBrowserAsyncResult.Start();
return retryBrowserAsyncResult;
}, new Func <IAsyncResult, IEnumerable <BrokeredMessage> >(MessageBrowser.RetryBrowserAsyncResult.End)));
}
protected virtual IEnumerable <BrokeredMessage> OnPeek(TrackingContext trackingContext, long fromSequenceNumber, int messageCount, TimeSpan timeout)
{
MessageBrowser.RetryBrowserAsyncResult retryBrowserAsyncResult = new MessageBrowser.RetryBrowserAsyncResult(this, trackingContext, messageCount, fromSequenceNumber, timeout, null, null);
retryBrowserAsyncResult.RunSynchronously();
return(retryBrowserAsyncResult.Messages);
}
