Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Channels / InternalDuplexChannelFactory.cs / 1 / InternalDuplexChannelFactory.cs
//---------------------------------------------------------------------------- // Copyright (c) Microsoft Corporation. All rights reserved. //--------------------------------------------------------------------------- namespace System.ServiceModel.Channels { using System.Collections.Generic; using System.ServiceModel.Dispatcher; using System.Runtime.Serialization; using System.Threading; sealed class InternalDuplexChannelFactory : LayeredChannelFactory{ static long channelCount = 0; InputChannelDemuxer channelDemuxer; IChannelFactory innerChannelFactory; IChannelListener innerChannelListener; LocalAddressProvider localAddressProvider; bool providesCorrelation; internal InternalDuplexChannelFactory(InternalDuplexBindingElement bindingElement, BindingContext context, InputChannelDemuxer channelDemuxer, IChannelFactory innerChannelFactory, LocalAddressProvider localAddressProvider) : base(context.Binding, innerChannelFactory) { this.channelDemuxer = channelDemuxer; this.innerChannelFactory = innerChannelFactory; ChannelDemuxerFilter demuxFilter = new ChannelDemuxerFilter(new MatchNoneMessageFilter(), int.MinValue); this.innerChannelListener = this.channelDemuxer.BuildChannelListener (demuxFilter); this.localAddressProvider = localAddressProvider; this.providesCorrelation = bindingElement.ProvidesCorrelation; } void CreateUniqueLocalAddress(out EndpointAddress address, out int priority) { long tempChannelCount = Interlocked.Increment(ref channelCount); if (tempChannelCount > 1) { AddressHeader uniqueEndpointHeader = AddressHeader.CreateAddressHeader(XD.UtilityDictionary.UniqueEndpointHeaderName, XD.UtilityDictionary.UniqueEndpointHeaderNamespace, tempChannelCount); address = new EndpointAddress(this.innerChannelListener.Uri, uniqueEndpointHeader); priority = 1; } else { address = new EndpointAddress(this.innerChannelListener.Uri); priority = 0; } } protected override IDuplexChannel OnCreateChannel(EndpointAddress address, Uri via) { EndpointAddress localAddress; int priority; MessageFilter filter; if (localAddressProvider != null) { localAddress = localAddressProvider.LocalAddress; filter = localAddressProvider.Filter; priority = localAddressProvider.Priority; } else { CreateUniqueLocalAddress(out localAddress, out priority); filter = new MatchAllMessageFilter(); } return this.CreateChannel(address, via, localAddress, filter, priority); } public IDuplexChannel CreateChannel(EndpointAddress address, Uri via, MessageFilter filter, int priority) { return this.CreateChannel(address, via, new EndpointAddress(this.innerChannelListener.Uri), filter, priority); } public IDuplexChannel CreateChannel(EndpointAddress remoteAddress, Uri via, EndpointAddress localAddress, MessageFilter filter, int priority) { ChannelDemuxerFilter demuxFilter = new ChannelDemuxerFilter(new AndMessageFilter(new EndpointAddressMessageFilter(localAddress, true), filter), priority); IDuplexChannel newChannel = null; IOutputChannel innerOutputChannel = null; IChannelListener innerInputListener = null; IInputChannel innerInputChannel = null; try { innerOutputChannel = this.innerChannelFactory.CreateChannel(remoteAddress, via); innerInputListener = this.channelDemuxer.BuildChannelListener (demuxFilter); innerInputListener.Open(); innerInputChannel = innerInputListener.AcceptChannel(); newChannel = new ClientCompositeDuplexChannel(this, innerInputChannel, innerInputListener, localAddress, innerOutputChannel); } finally { if (newChannel == null) // need to cleanup { if (innerOutputChannel != null) { innerOutputChannel.Close(); } if (innerInputListener != null) { innerInputListener.Close(); } if (innerInputChannel != null) { innerInputChannel.Close(); } } } return newChannel; } protected override void OnAbort() { base.OnAbort(); this.innerChannelListener.Abort(); } protected override void OnOpen(TimeSpan timeout) { TimeoutHelper timeoutHelper = new TimeoutHelper(timeout); base.OnOpen(timeoutHelper.RemainingTime()); this.innerChannelListener.Open(timeoutHelper.RemainingTime()); } protected override IAsyncResult OnBeginOpen(TimeSpan timeout, AsyncCallback callback, object state) { return new ChainedOpenAsyncResult(timeout, callback, state, base.OnBeginOpen, base.OnEndOpen, this.innerChannelListener); } protected override void OnEndOpen(IAsyncResult result) { ChainedOpenAsyncResult.End(result); } protected override void OnClose(TimeSpan timeout) { TimeoutHelper timeoutHelper = new TimeoutHelper(timeout); base.OnClose(timeoutHelper.RemainingTime()); this.innerChannelListener.Close(timeoutHelper.RemainingTime()); } protected override IAsyncResult OnBeginClose(TimeSpan timeout, AsyncCallback callback, object state) { return new ChainedCloseAsyncResult(timeout, callback, state, base.OnBeginClose, base.OnEndClose, this.innerChannelListener); } protected override void OnEndClose(IAsyncResult result) { ChainedCloseAsyncResult.End(result); } public override T GetProperty () { if (typeof(T) == typeof(IChannelListener)) { return (T)(object)innerChannelListener; } if (typeof(T) == typeof(ISecurityCapabilities) && !this.providesCorrelation) { return InternalDuplexBindingElement.GetSecurityCapabilities (base.GetProperty ()); } T baseProperty = base.GetProperty (); if (baseProperty != null) { return baseProperty; } IChannelListener channelListener = innerChannelListener; if (channelListener != null) { return channelListener.GetProperty (); } else { return default(T); } } class ClientCompositeDuplexChannel : LayeredDuplexChannel { IChannelListener innerInputListener; public ClientCompositeDuplexChannel(ChannelManagerBase channelManager, IInputChannel innerInputChannel, IChannelListener innerInputListener, EndpointAddress localAddress, IOutputChannel innerOutputChannel) : base(channelManager, innerInputChannel, localAddress, innerOutputChannel) { this.innerInputListener = innerInputListener; } protected override void OnAbort() { base.OnAbort(); this.innerInputListener.Abort(); } protected override IAsyncResult OnBeginClose(TimeSpan timeout, AsyncCallback callback, object state) { return new ChainedAsyncResult(timeout, callback, state, base.OnBeginClose, base.OnEndClose, this.innerInputListener.BeginClose, this.innerInputListener.EndClose); } protected override void OnClose(TimeSpan timeout) { TimeoutHelper timeoutHelper = new TimeoutHelper(timeout); base.OnClose(timeoutHelper.RemainingTime()); this.innerInputListener.Close(timeoutHelper.RemainingTime()); } protected override void OnEndClose(IAsyncResult result) { ChainedAsyncResult.End(result); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ViewKeyConstraint.cs
- SelectorAutomationPeer.cs
- SourceElementsCollection.cs
- WebBrowserContainer.cs
- KnownTypesProvider.cs
- ColumnResizeUndoUnit.cs
- FocusWithinProperty.cs
- ParameterCollectionEditor.cs
- TheQuery.cs
- FilterException.cs
- SecurityManager.cs
- PersonalizationState.cs
- CssClassPropertyAttribute.cs
- XmlChildEnumerator.cs
- DataTableMappingCollection.cs
- RectangleF.cs
- HtmlHistory.cs
- DataGridColumn.cs
- ImageDrawing.cs
- HuffModule.cs
- FixedSOMPageElement.cs
- PageParserFilter.cs
- CharConverter.cs
- ArrayList.cs
- SqlDependencyListener.cs
- XmlParserContext.cs
- PointConverter.cs
- CheckBox.cs
- ValidationHelper.cs
- WsatServiceAddress.cs
- EdmItemError.cs
- ScrollProviderWrapper.cs
- MetadataSerializer.cs
- _CommandStream.cs
- TogglePattern.cs
- SoapAttributeAttribute.cs
- ValidationEventArgs.cs
- SqlMultiplexer.cs
- XmlMapping.cs
- CellParaClient.cs
- Parameter.cs
- TdsEnums.cs
- ToolTipAutomationPeer.cs
- WmlPageAdapter.cs
- WeakEventManager.cs
- ContainerUIElement3D.cs
- WebPartHeaderCloseVerb.cs
- PageContentCollection.cs
- ConfigurationFileMap.cs
- QilGenerator.cs
- WebUtil.cs
- ModelItemCollectionImpl.cs
- WpfPayload.cs
- ExpandSegment.cs
- MetadataCacheItem.cs
- DataServiceException.cs
- SqlTransaction.cs
- DbMetaDataCollectionNames.cs
- HiddenFieldPageStatePersister.cs
- ListenerElementsCollection.cs
- RootBrowserWindowAutomationPeer.cs
- Inline.cs
- COSERVERINFO.cs
- GroupByExpressionRewriter.cs
- ConfigurationSectionGroupCollection.cs
- WindowsAltTab.cs
- SubclassTypeValidatorAttribute.cs
- DataListItem.cs
- TableItemPattern.cs
- TreeNodeConverter.cs
- SRDisplayNameAttribute.cs
- SafeFileMappingHandle.cs
- SQLInt64Storage.cs
- ApplicationInfo.cs
- FileDetails.cs
- SqlWorkflowPersistenceService.cs
- PersonalizationDictionary.cs
- _DomainName.cs
- SortDescription.cs
- XsdDateTime.cs
- SchemaDeclBase.cs
- HttpHandlerActionCollection.cs
- CodeGeneratorOptions.cs
- XmlSchemaExporter.cs
- HatchBrush.cs
- VisualProxy.cs
- PersonalizationProviderCollection.cs
- XmlDataProvider.cs
- MatrixUtil.cs
- ExpressionNormalizer.cs
- OleDbEnumerator.cs
- UpdatePanelTrigger.cs
- RegexStringValidator.cs
- IResourceProvider.cs
- ErrorWebPart.cs
- XsdValidatingReader.cs
- UpdateException.cs
- BuildDependencySet.cs
- SafeEventLogWriteHandle.cs
- IPAddressCollection.cs