本文整理汇总了C#中AsyncQueue.AcquireReadAsync方法的典型用法代码示例。如果您正苦于以下问题：C# AsyncQueue.AcquireReadAsync方法的具体用法？C# AsyncQueue.AcquireReadAsync怎么用？C# AsyncQueue.AcquireReadAsync使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类AsyncQueue的用法示例。
在下文中一共展示了AsyncQueue.AcquireReadAsync方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: SimpleQueueTestAsync
private async Task SimpleQueueTestAsync()
{
AsyncQueue<int> queue = new AsyncQueue<int>(11);
Func<Task> producer = async delegate()
{
#region
for (int i = 0; i < 20; ++i)
{
System.Diagnostics.Debug.WriteLine("Acquiring write...");
AcquireWriteResult result = await queue.AcquireWriteAsync(1, CancellationToken.None);
result.Visit<DBNull>
(
new Func<AcquireWriteSucceeded, DBNull>
(
succeeded =>
{
System.Diagnostics.Debug.WriteLine("Write-acquire succeeded, offset " + succeeded.Offset + ", acquired " + succeeded.ItemCount + " spaces");
Assert.AreEqual(1, succeeded.ItemCount);
if (succeeded.ItemCount >= 1)
{
System.Diagnostics.Debug.WriteLine("Releasing write (1)...");
queue.ReleaseWrite(i);
}
else
{
System.Diagnostics.Debug.WriteLine("Releasing write (0)...");
queue.ReleaseWrite();
}
return DBNull.Value;
}
),
new Func<AcquireWriteCancelled, DBNull>
(
cancelled =>
{
throw new OperationCanceledException();
}
),
new Func<AcquireWriteFaulted, DBNull>
(
faulted =>
{
throw faulted.Exception;
}
)
);
}
System.Diagnostics.Debug.WriteLine("Writing EOF...");
queue.WriteEof();
#endregion
};
Func<Task> consumer = async delegate()
{
#region
bool more = true;
while (more)
{
System.Diagnostics.Debug.WriteLine("Acquiring read...");
const int ACQUIRE_COUNT = 3;
AcquireReadResult result = await queue.AcquireReadAsync(ACQUIRE_COUNT, CancellationToken.None);
result.Visit<DBNull>
(
new Func<AcquireReadSucceeded, DBNull>
(
succeeded =>
{
System.Diagnostics.Debug.WriteLine("Read-acquire succeeded, offset " + succeeded.Offset + ", acquired " + succeeded.ItemCount + " items");
Assert.IsInstanceOfType(succeeded, typeof(AcquireReadSucceeded<int>));
if (succeeded is AcquireReadSucceeded<int>)
{
AcquireReadSucceeded<int> succeeded2 = (AcquireReadSucceeded<int>)succeeded;
System.Diagnostics.Debug.WriteLine("{ " + string.Join(", ", succeeded2.Items) + " }");
}
if (succeeded.ItemCount < ACQUIRE_COUNT)
{
System.Diagnostics.Debug.WriteLine("Setting \"more\" flag to false...");
more = false;
}
System.Diagnostics.Debug.WriteLine("Releasing read (" + succeeded.ItemCount + ")...");
queue.ReleaseRead(succeeded.ItemCount);
return DBNull.Value;
}
),
new Func<AcquireReadCancelled, DBNull>
(
//.........这里部分代码省略.........