Code:
/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / NetFx35 / System.ServiceModel.Web / System / ServiceModel / Channels / HttpStreamMessage.cs / 1 / HttpStreamMessage.cs
//---------------------------------------------------------------------------- // Copyright (c) Microsoft Corporation. All rights reserved. //--------------------------------------------------------------------------- #pragma warning disable 1634 // Stops compiler from warning about unknown warnings (for Presharp) namespace System.ServiceModel.Channels { using System; using System.ServiceModel; using System.ServiceModel.Channels; using System.ServiceModel.Description; using System.Collections.Generic; using System.Xml; using System.Runtime.Serialization; using DiagnosticUtility = System.ServiceModel.DiagnosticUtility; using System.IO; class HttpStreamMessage : Message { internal const string StreamElementName = "Binary"; BodyWriter bodyWriter; MessageHeaders headers; MessageProperties properties; public HttpStreamMessage(Stream stream) { if (stream == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("stream"); } this.bodyWriter = new HttpStreamBodyWriter(stream); this.headers = new MessageHeaders(MessageVersion.None, 1); this.properties = new MessageProperties(); } public HttpStreamMessage(MessageHeaders headers, MessageProperties properties, BodyWriter bodyWriter) { if (bodyWriter == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("bodyWriter"); } this.headers = new MessageHeaders(headers); this.properties = new MessageProperties(properties); this.bodyWriter = bodyWriter; } public override MessageHeaders Headers { get { if (IsDisposed) { #pragma warning suppress 56503 throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(CreateDisposedException()); } return headers; } } public override bool IsEmpty { get { return false; } } public override bool IsFault { get { return false; } } public override MessageProperties Properties { get { if (IsDisposed) { #pragma warning suppress 56503 throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(CreateDisposedException()); } return properties; } } public override MessageVersion Version { get { if (IsDisposed) { #pragma warning suppress 56503 throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(CreateDisposedException()); } return MessageVersion.None; } } protected override void OnBodyToString(XmlDictionaryWriter writer) { if (this.bodyWriter.IsBuffered) { bodyWriter.WriteBodyContents(writer); } else { writer.WriteString(SR2.GetString(SR2.MessageBodyIsStream)); } } protected override void OnClose() { Exception ex = null; try { base.OnClose(); } catch (Exception e) { if (DiagnosticUtility.IsFatal(e)) { throw; } ex = e; } try { if (properties != null) { properties.Dispose(); } } catch (Exception e) { if (DiagnosticUtility.IsFatal(e)) { throw; } if (ex == null) { ex = e; } } if (ex != null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(ex); } this.bodyWriter = null; } protected override MessageBuffer OnCreateBufferedCopy(int maxBufferSize) { BodyWriter bufferedBodyWriter; if (this.bodyWriter.IsBuffered) { bufferedBodyWriter = this.bodyWriter; } else { bufferedBodyWriter = this.bodyWriter.CreateBufferedCopy(maxBufferSize); } return new HttpStreamMessageBuffer(this.Headers, new MessageProperties(this.Properties), bufferedBodyWriter); } protected override void OnWriteBodyContents(XmlDictionaryWriter writer) { this.bodyWriter.WriteBodyContents(writer); } Exception CreateDisposedException() { return new ObjectDisposedException("", SR2.GetString(SR2.MessageClosed)); } class HttpStreamBodyWriter : BodyWriter { Stream stream; Object thisLock; public HttpStreamBodyWriter(Stream stream) : base(false) { if (stream == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("stream"); } this.stream = stream; thisLock = new Object(); } object ThisLock { get { return thisLock; } } protected override BodyWriter OnCreateBufferedCopy(int maxBufferSize) { using (BufferedOutputStream bufferedStream = new BufferedOutputStream(SR2.MaxReceivedMessageSizeExceeded, maxBufferSize)) { using (HttpStreamXmlDictionaryWriter writer = new HttpStreamXmlDictionaryWriter(bufferedStream)) { OnWriteBodyContents(writer); writer.Flush(); int size; byte[] bytesArray = bufferedStream.ToArray(out size); return new BufferedBytesBodyWriter(bytesArray, size); } } } protected override void OnWriteBodyContents(XmlDictionaryWriter writer) { lock (ThisLock) { writer.WriteStartElement(StreamElementName, string.Empty); writer.WriteValue(new HttpStreamProvider(this.stream)); writer.WriteEndElement(); } } class BufferedBytesBodyWriter : BodyWriter { byte[] array; int size; public BufferedBytesBodyWriter(byte[] array, int size) : base(true) { this.array = array; this.size = size; } protected override void OnWriteBodyContents(XmlDictionaryWriter writer) { writer.WriteStartElement(StreamElementName, string.Empty); writer.WriteBase64(this.array, 0, size); writer.WriteEndElement(); } } class HttpStreamProvider : IStreamProvider { Stream stream; internal HttpStreamProvider(Stream stream) { this.stream = stream; } public Stream GetStream() { return stream; } public void ReleaseStream(Stream stream) { //Noop } } } class HttpStreamMessageBuffer : MessageBuffer { BodyWriter bodyWriter; bool closed; MessageHeaders headers; MessageProperties properties; object thisLock = new object(); public HttpStreamMessageBuffer(MessageHeaders headers, MessageProperties properties, BodyWriter bodyWriter) : base() { this.bodyWriter = bodyWriter; this.headers = headers; this.properties = properties; } public override int BufferSize { get { return 0; } } object ThisLock { get { return thisLock; } } public override void Close() { lock (ThisLock) { if (!closed) { closed = true; bodyWriter = null; headers = null; properties = null; } } } public override Message CreateMessage() { lock (ThisLock) { if (closed) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(CreateDisposedException()); } return new HttpStreamMessage(this.headers, this.properties, this.bodyWriter); } } Exception CreateDisposedException() { return new ObjectDisposedException("", SR2.GetString(SR2.MessageBufferIsClosed)); } } } } // 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
- ProgressPage.cs
- MasterPage.cs
- InvalidContentTypeException.cs
- FontConverter.cs
- VectorCollectionConverter.cs
- SQLDouble.cs
- UpdatePanelControlTrigger.cs
- MediaTimeline.cs
- SubpageParaClient.cs
- CommandEventArgs.cs
- ImageListStreamer.cs
- ConfigurationPermission.cs
- Privilege.cs
- BoolExpr.cs
- RewritingSimplifier.cs
- ConfigXmlElement.cs
- SerialPinChanges.cs
- SimpleHandlerBuildProvider.cs
- Literal.cs
- SessionSwitchEventArgs.cs
- InvalidComObjectException.cs
- SqlConnectionFactory.cs
- AvTrace.cs
- Math.cs
- XmlWrappingWriter.cs
- TemplateBindingExtension.cs
- TextEditorTables.cs
- PagesChangedEventArgs.cs
- AppliedDeviceFiltersEditor.cs
- DbDataReader.cs
- WindowsEditBoxRange.cs
- IsolationInterop.cs
- TTSEvent.cs
- DesignConnectionCollection.cs
- ToolConsole.cs
- VsPropertyGrid.cs
- LogicalExpr.cs
- LocalizableResourceBuilder.cs
- HttpCapabilitiesBase.cs
- WindowsTokenRoleProvider.cs
- UpdatePanelTrigger.cs
- GeneralTransform3DTo2D.cs
- NativeActivityContext.cs
- BindingExpressionUncommonField.cs
- XmlNodeReader.cs
- PreviewPrintController.cs
- _OverlappedAsyncResult.cs
- PropertyChange.cs
- MobileCategoryAttribute.cs
- DescendentsWalker.cs
- BidirectionalDictionary.cs
- TraceAsyncResult.cs
- TableLayoutSettingsTypeConverter.cs
- ServiceAppDomainAssociationProvider.cs
- DelimitedListTraceListener.cs
- TypeListConverter.cs
- Site.cs
- EmptyEnumerator.cs
- StoreAnnotationsMap.cs
- DataReceivedEventArgs.cs
- TextModifierScope.cs
- HtmlHead.cs
- UniformGrid.cs
- CompositeTypefaceMetrics.cs
- XmlFileEditor.cs
- Opcode.cs
- VSWCFServiceContractGenerator.cs
- SerializationSectionGroup.cs
- DbConnectionInternal.cs
- WebPartTracker.cs
- FormsAuthenticationCredentials.cs
- XmlReader.cs
- AnnotationResourceChangedEventArgs.cs
- WorkflowShape.cs
- BufferedGraphicsContext.cs
- Helper.cs
- Overlapped.cs
- MouseGesture.cs
- ToolStripPanelRow.cs
- BitmapImage.cs
- UnsafeNativeMethods.cs
- IdentityManager.cs
- CopyCodeAction.cs
- TagMapCollection.cs
- CompilerTypeWithParams.cs
- GeneralTransform2DTo3D.cs
- CaseInsensitiveHashCodeProvider.cs
- SiteMap.cs
- TraceHandler.cs
- SqlAliasesReferenced.cs
- Vector3D.cs
- ISAPIWorkerRequest.cs
- DataControlFieldCell.cs
- DispatcherHooks.cs
- _ChunkParse.cs
- BaseParser.cs
- Base64Stream.cs
- securitycriticaldata.cs
- PointConverter.cs
- FileDialogPermission.cs