Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Web / HttpHeaderCollection.cs / 1305376 / HttpHeaderCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * Collection of headers with write through to IIS for Set, Add, and Remove * * Copyright (c) 2000 Microsoft Corporation */ namespace System.Web { using System.Collections; using System.Collections.Specialized; using System.Globalization; using System.Security.Permissions; using System.Runtime.Serialization; using System.Web.Hosting; using System.Web.Util; [Serializable()] internal class HttpHeaderCollection : HttpValueCollection { private HttpRequest _request; private HttpResponse _response; private IIS7WorkerRequest _iis7WorkerRequest; // This constructor creates the header collection for request headers. // Try to preallocate the base collection with a size that should be sufficient // to store the headers for most requests. internal HttpHeaderCollection(HttpWorkerRequest wr, HttpRequest request, int capacity) : base(capacity) { // if this is an IIS7WorkerRequest, then the collection will be writeable and we will // call into IIS7 to update the header blocks when changes are made. _iis7WorkerRequest = wr as IIS7WorkerRequest; _request = request; } // This constructor creates the header collection for response headers. // Try to preallocate the base collection with a size that should be sufficient // to store the headers for most requests. internal HttpHeaderCollection(HttpWorkerRequest wr, HttpResponse response, int capacity) : base(capacity) { // if this is an IIS7WorkerRequest, then the collection will be writeable and we will // call into IIS7 to update the header blocks when changes are made. _iis7WorkerRequest = wr as IIS7WorkerRequest; _response = response; } [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public override void GetObjectData(SerializationInfo info, StreamingContext context) { // WOS 127340: Request.Headers and Response.Headers are no longer serializable base.GetObjectData(info, context); // create an instance of HttpValueCollection since HttpHeaderCollection is tied to the request info.SetType(typeof(HttpValueCollection)); } public override void Add(String name, String value) { if (_iis7WorkerRequest == null) { throw new PlatformNotSupportedException(); } // append to existing value SetHeader(name, value, false /*replace*/); } public override void Clear() { throw new NotSupportedException(); } internal void ClearInternal() { // clear is only supported for response headers if (_request != null) { throw new NotSupportedException(); } base.Clear(); } public override void Set(String name, String value) { if (_iis7WorkerRequest == null) { throw new PlatformNotSupportedException(); } // set new value SetHeader(name, value, true /*replace*/); } internal void SetHeader(String name, String value, bool replace) { Debug.Assert(_iis7WorkerRequest != null, "_iis7WorkerRequest != null"); if (name == null) { throw new ArgumentNullException("name"); } if (value == null) { throw new ArgumentNullException("value"); } if (_request != null) { _iis7WorkerRequest.SetRequestHeader(name, value, replace); } else { if (_response.HeadersWritten) { throw new HttpException(SR.GetString(SR.Cannot_append_header_after_headers_sent)); } // IIS7 integrated pipeline mode needs to call the header encoding routine explicitly since it // doesn't go through HttpResponse.WriteHeaders(). string encodedName = name; string encodedValue = value; if (HttpRuntime.EnableHeaderChecking) { HttpEncoder.Current.HeaderNameValueEncode(name, value, out encodedName, out encodedValue); } // set the header encoding to the selected encoding _iis7WorkerRequest.SetHeaderEncoding(_response.HeaderEncoding); _iis7WorkerRequest.SetResponseHeader(encodedName, encodedValue, replace); if (_response.HasCachePolicy && StringUtil.EqualsIgnoreCase("Set-Cookie", name)) { _response.Cache.SetHasSetCookieHeader(); } } // update managed copy of header if (replace) { base.Set(name, value); } else { base.Add(name, value); } if (_request != null) { // update managed copy of server variable string svValue = replace ? value : base.Get(name); HttpServerVarsCollection serverVars = _request.ServerVariables as HttpServerVarsCollection; if (serverVars != null) { serverVars.SynchronizeServerVariable("HTTP_" + name.ToUpper(CultureInfo.InvariantCulture).Replace('-', '_'), svValue); } // invalidate Params collection _request.InvalidateParams(); } } // updates managed copy of header with current value from native header block internal void SynchronizeHeader(String name, String value) { if (name == null) { throw new ArgumentNullException("name"); } if (value != null) { base.Set(name, value); } else { base.Remove(name); } if (_request != null) { _request.InvalidateParams(); } } public override void Remove(String name) { if (_iis7WorkerRequest == null) { throw new PlatformNotSupportedException(); } if (name == null) { throw new ArgumentNullException("name"); } if (_request != null) { // delete by sending null value _iis7WorkerRequest.SetRequestHeader(name, null /*value*/, false /*replace*/); } else { _iis7WorkerRequest.SetResponseHeader(name, null /*value*/, false /*replace*/); } base.Remove(name); if (_request != null) { // update managed copy of server variable HttpServerVarsCollection serverVars = _request.ServerVariables as HttpServerVarsCollection; if (serverVars != null) { serverVars.SynchronizeServerVariable("HTTP_" + name.ToUpper(CultureInfo.InvariantCulture).Replace('-', '_'), null); } // invalidate Params collection _request.InvalidateParams(); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * Collection of headers with write through to IIS for Set, Add, and Remove * * Copyright (c) 2000 Microsoft Corporation */ namespace System.Web { using System.Collections; using System.Collections.Specialized; using System.Globalization; using System.Security.Permissions; using System.Runtime.Serialization; using System.Web.Hosting; using System.Web.Util; [Serializable()] internal class HttpHeaderCollection : HttpValueCollection { private HttpRequest _request; private HttpResponse _response; private IIS7WorkerRequest _iis7WorkerRequest; // This constructor creates the header collection for request headers. // Try to preallocate the base collection with a size that should be sufficient // to store the headers for most requests. internal HttpHeaderCollection(HttpWorkerRequest wr, HttpRequest request, int capacity) : base(capacity) { // if this is an IIS7WorkerRequest, then the collection will be writeable and we will // call into IIS7 to update the header blocks when changes are made. _iis7WorkerRequest = wr as IIS7WorkerRequest; _request = request; } // This constructor creates the header collection for response headers. // Try to preallocate the base collection with a size that should be sufficient // to store the headers for most requests. internal HttpHeaderCollection(HttpWorkerRequest wr, HttpResponse response, int capacity) : base(capacity) { // if this is an IIS7WorkerRequest, then the collection will be writeable and we will // call into IIS7 to update the header blocks when changes are made. _iis7WorkerRequest = wr as IIS7WorkerRequest; _response = response; } [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public override void GetObjectData(SerializationInfo info, StreamingContext context) { // WOS 127340: Request.Headers and Response.Headers are no longer serializable base.GetObjectData(info, context); // create an instance of HttpValueCollection since HttpHeaderCollection is tied to the request info.SetType(typeof(HttpValueCollection)); } public override void Add(String name, String value) { if (_iis7WorkerRequest == null) { throw new PlatformNotSupportedException(); } // append to existing value SetHeader(name, value, false /*replace*/); } public override void Clear() { throw new NotSupportedException(); } internal void ClearInternal() { // clear is only supported for response headers if (_request != null) { throw new NotSupportedException(); } base.Clear(); } public override void Set(String name, String value) { if (_iis7WorkerRequest == null) { throw new PlatformNotSupportedException(); } // set new value SetHeader(name, value, true /*replace*/); } internal void SetHeader(String name, String value, bool replace) { Debug.Assert(_iis7WorkerRequest != null, "_iis7WorkerRequest != null"); if (name == null) { throw new ArgumentNullException("name"); } if (value == null) { throw new ArgumentNullException("value"); } if (_request != null) { _iis7WorkerRequest.SetRequestHeader(name, value, replace); } else { if (_response.HeadersWritten) { throw new HttpException(SR.GetString(SR.Cannot_append_header_after_headers_sent)); } // IIS7 integrated pipeline mode needs to call the header encoding routine explicitly since it // doesn't go through HttpResponse.WriteHeaders(). string encodedName = name; string encodedValue = value; if (HttpRuntime.EnableHeaderChecking) { HttpEncoder.Current.HeaderNameValueEncode(name, value, out encodedName, out encodedValue); } // set the header encoding to the selected encoding _iis7WorkerRequest.SetHeaderEncoding(_response.HeaderEncoding); _iis7WorkerRequest.SetResponseHeader(encodedName, encodedValue, replace); if (_response.HasCachePolicy && StringUtil.EqualsIgnoreCase("Set-Cookie", name)) { _response.Cache.SetHasSetCookieHeader(); } } // update managed copy of header if (replace) { base.Set(name, value); } else { base.Add(name, value); } if (_request != null) { // update managed copy of server variable string svValue = replace ? value : base.Get(name); HttpServerVarsCollection serverVars = _request.ServerVariables as HttpServerVarsCollection; if (serverVars != null) { serverVars.SynchronizeServerVariable("HTTP_" + name.ToUpper(CultureInfo.InvariantCulture).Replace('-', '_'), svValue); } // invalidate Params collection _request.InvalidateParams(); } } // updates managed copy of header with current value from native header block internal void SynchronizeHeader(String name, String value) { if (name == null) { throw new ArgumentNullException("name"); } if (value != null) { base.Set(name, value); } else { base.Remove(name); } if (_request != null) { _request.InvalidateParams(); } } public override void Remove(String name) { if (_iis7WorkerRequest == null) { throw new PlatformNotSupportedException(); } if (name == null) { throw new ArgumentNullException("name"); } if (_request != null) { // delete by sending null value _iis7WorkerRequest.SetRequestHeader(name, null /*value*/, false /*replace*/); } else { _iis7WorkerRequest.SetResponseHeader(name, null /*value*/, false /*replace*/); } base.Remove(name); if (_request != null) { // update managed copy of server variable HttpServerVarsCollection serverVars = _request.ServerVariables as HttpServerVarsCollection; if (serverVars != null) { serverVars.SynchronizeServerVariable("HTTP_" + name.ToUpper(CultureInfo.InvariantCulture).Replace('-', '_'), null); } // invalidate Params collection _request.InvalidateParams(); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- TitleStyle.cs
- OdbcRowUpdatingEvent.cs
- ObjectQueryState.cs
- DBBindings.cs
- ProfileSettingsCollection.cs
- ComponentCodeDomSerializer.cs
- LogManagementAsyncResult.cs
- ComboBoxItem.cs
- DeadCharTextComposition.cs
- SynchronizedDispatch.cs
- ElementHost.cs
- TextAdaptor.cs
- SqlRecordBuffer.cs
- SqlBooleanizer.cs
- ColumnTypeConverter.cs
- SegmentInfo.cs
- PropertyEntry.cs
- Page.cs
- MDIWindowDialog.cs
- NativeMethods.cs
- PasswordBox.cs
- TextDpi.cs
- unitconverter.cs
- OverrideMode.cs
- AutoGeneratedField.cs
- COM2ExtendedUITypeEditor.cs
- ClaimComparer.cs
- PageStatePersister.cs
- ProfileSection.cs
- TransactionInterop.cs
- CounterNameConverter.cs
- RegionInfo.cs
- ToolStripButton.cs
- UIElement3D.cs
- PolyQuadraticBezierSegment.cs
- DataGridViewTopLeftHeaderCell.cs
- WeakReadOnlyCollection.cs
- WindowPattern.cs
- JsonQNameDataContract.cs
- MonthCalendar.cs
- WeakReferenceEnumerator.cs
- DefaultEventAttribute.cs
- DataGridDefaultColumnWidthTypeConverter.cs
- Thickness.cs
- RsaKeyIdentifierClause.cs
- CredentialCache.cs
- DataFormats.cs
- LoginUtil.cs
- ManagementException.cs
- Boolean.cs
- entityreference_tresulttype.cs
- Rectangle.cs
- TypeToken.cs
- ControlPropertyNameConverter.cs
- BaseUriHelper.cs
- Propagator.Evaluator.cs
- PathSegment.cs
- TextureBrush.cs
- FontClient.cs
- DataPagerCommandEventArgs.cs
- CollectionView.cs
- GatewayIPAddressInformationCollection.cs
- MatchingStyle.cs
- Odbc32.cs
- PerformanceCounterCategory.cs
- ConsumerConnectionPointCollection.cs
- MimeParameter.cs
- BamlTreeNode.cs
- JournalEntryListConverter.cs
- BrowserCapabilitiesCompiler.cs
- BamlTreeMap.cs
- AddInContractAttribute.cs
- MULTI_QI.cs
- UIPropertyMetadata.cs
- CompareValidator.cs
- PropertyTab.cs
- TypeBuilder.cs
- TextServicesHost.cs
- QueryContinueDragEventArgs.cs
- NavigationProperty.cs
- StringBlob.cs
- WindowsRichEditRange.cs
- ItemChangedEventArgs.cs
- Rect3D.cs
- MessagePropertyAttribute.cs
- EmbossBitmapEffect.cs
- RowToParametersTransformer.cs
- DrawTreeNodeEventArgs.cs
- SigningDialog.cs
- DeferredSelectedIndexReference.cs
- MergePropertyDescriptor.cs
- AvTraceDetails.cs
- indexingfiltermarshaler.cs
- SizeF.cs
- IOException.cs
- odbcmetadatacollectionnames.cs
- SystemIcmpV4Statistics.cs
- ChannelDispatcher.cs
- NameHandler.cs
- TraceUtility.cs