[英]Set the Timeout of a Callback in a Polling Duplex WCF Service
我有一個帶有CallbackContract的WCF服務。 該服務使用“ pollingDuplexHttpBinding”公開給Silverlight客戶端。當Silverlight客戶端為“ dead”且該服務調用回調操作時,一分鍾后將收到超時異常。 我該如何設置不同的超時時間?
謝謝,埃拉德
MSDN中有一篇不錯的文章,與配置PollingDuplexHttpBinding有關 :
//Inactivity timeout
PollingDuplexHttpBinding binding = new PollingDuplexHttpBinding();
//Get default inactivity timeout
TimeSpan defaultInactivityTimeOut = binding.InactivityTimeout;
//Returns default timeout in minutes: 10
string txtDefaultInactivityTimeOut = defaultInactivityTimeOut.Minutes.ToString();
//Set new inactivity timeout
TimeSpan newInactivityTimeOut = new TimeSpan(0, 5, 0);
binding.InactivityTimeout = newInactivityTimeOut;
更新 :在“ 如何:為Silverlight客戶端構建雙工服務 ”的“ 使用PollingDuplexHttpBinding”段落下,有一個基於web.config
的示例,該示例配置PollingDuplexHttpBinding
。
希望這會有所幫助。
因此,似乎PollingDuplexHttpBinding的“ SendTimeout”屬性可以完成此工作:
<extensions>
<bindingExtensions>
<add name="pollingDuplexHttpBinding" type="System.ServiceModel.Configuration.PollingDuplexHttpBindingCollectionElement, System.ServiceModel.PollingDuplex, Version=4.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"/>
</bindingExtensions>
</extensions>
<bindings>
<pollingDuplexHttpBinding>
<binding name="myPollingDuplex" sendTimeout="00:00:05"/>
</pollingDuplexHttpBinding>
</bindings>
<services>
<service name="Kodak.Pgy.Server.Event.WCFService.EventService" behaviorConfiguration="EventBehavior">
<!--For duplex communication with the service from silverlight client-->
<endpoint address="/for-silverlight" binding="pollingDuplexHttpBinding" bindingConfiguration="myPollingDuplex" contract="IEventService"/>
</service>
</services>
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