58 lines
2.0 KiB
C#
58 lines
2.0 KiB
C#
//------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//------------------------------------------------------------
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namespace System.ServiceModel.Dispatcher
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{
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using System.ServiceModel.Channels;
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class DurableInstanceProvider : IInstanceProvider
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{
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DurableInstanceContextProvider durableInstanceContextProvider;
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public DurableInstanceProvider(DurableInstanceContextProvider instanceContextProvider)
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{
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this.durableInstanceContextProvider = instanceContextProvider;
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}
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public object GetInstance(InstanceContext instanceContext)
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{
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return ((IInstanceProvider) this).GetInstance(instanceContext, null);
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}
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public object GetInstance(InstanceContext instanceContext, Message message)
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{
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if (instanceContext == null)
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("instanceContext");
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}
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return instanceContext.Extensions.Find<DurableInstance>();
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}
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public virtual void ReleaseInstance(InstanceContext instanceContext, object instance)
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{
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if (instanceContext == null)
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("instanceContext");
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}
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if (instance == null)
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("instance");
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}
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DurableInstance durableInstance = (DurableInstance) instance;
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if (instanceContext.State == CommunicationState.Faulted || instanceContext.Aborted)
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{
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durableInstance.Abort();
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this.durableInstanceContextProvider.UnbindAbortedInstance(instanceContext, durableInstance.InstanceId);
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}
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else if (instanceContext.State == CommunicationState.Closed)
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{
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durableInstance.Close();
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}
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}
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}
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}
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