Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / Net / System / Net / Cache / RequestCacheManager.cs / 1 / RequestCacheManager.cs
/*++ Copyright (c) Microsoft Corporation Module Name: RequestCacheManager.cs Abstract: The class implements the app domain wide configuration for request cache aware clients Author: Alexei Vopilov 21-Dec-2002 Revision History: Jan 25 2004 - Changed the visibility of the class from public to internal, compressed unused logic. --*/ namespace System.Net.Cache { using System; using System.Collections; using System.Net.Configuration; using System.Configuration; ///Specifies app domain-wide default settings for request caching internal sealed class RequestCacheManager { private RequestCacheManager() {} private static RequestCachingSectionInternal s_CacheConfigSettings; private static readonly RequestCacheBinding s_BypassCacheBinding = new RequestCacheBinding (null, null, new RequestCachePolicy(RequestCacheLevel.BypassCache)); private static RequestCacheBinding s_DefaultGlobalBinding; private static RequestCacheBinding s_DefaultHttpBinding; private static RequestCacheBinding s_DefaultFtpBinding; // // ATN: the caller MUST use uri.Scheme as a parameter, otheriwse cannot do schme ref comparision // internal static RequestCacheBinding GetBinding(string internedScheme) { if (internedScheme == null) throw new ArgumentNullException("uriScheme"); if (s_CacheConfigSettings == null) LoadConfigSettings(); if(s_CacheConfigSettings.DisableAllCaching) return s_BypassCacheBinding; if (internedScheme.Length == 0) return s_DefaultGlobalBinding; if ((object)internedScheme == (object)Uri.UriSchemeHttp || (object)internedScheme == (object)Uri.UriSchemeHttps) return s_DefaultHttpBinding; if ((object)internedScheme == (object)Uri.UriSchemeFtp) return s_DefaultFtpBinding; return s_BypassCacheBinding; } internal static bool IsCachingEnabled { get { if (s_CacheConfigSettings == null) LoadConfigSettings(); return !s_CacheConfigSettings.DisableAllCaching; } } // internal static void SetBinding(string uriScheme, RequestCacheBinding binding) { if (uriScheme == null) throw new ArgumentNullException("uriScheme"); if (s_CacheConfigSettings == null) LoadConfigSettings(); if(s_CacheConfigSettings.DisableAllCaching) return; if (uriScheme.Length == 0) s_DefaultGlobalBinding = binding; else if (uriScheme == Uri.UriSchemeHttp || uriScheme == Uri.UriSchemeHttps) s_DefaultHttpBinding = binding; else if (uriScheme == Uri.UriSchemeFtp) s_DefaultFtpBinding = binding; } // private static void LoadConfigSettings() { // Any concurent access shall go here and block until we've grabbed the config settings lock (s_BypassCacheBinding) { if (s_CacheConfigSettings == null) { RequestCachingSectionInternal settings = RequestCachingSectionInternal.GetSection(); s_DefaultGlobalBinding = new RequestCacheBinding (settings.DefaultCache, settings.DefaultHttpValidator, settings.DefaultCachePolicy); s_DefaultHttpBinding = new RequestCacheBinding (settings.DefaultCache, settings.DefaultHttpValidator, settings.DefaultHttpCachePolicy); s_DefaultFtpBinding = new RequestCacheBinding (settings.DefaultCache, settings.DefaultFtpValidator, settings.DefaultFtpCachePolicy); s_CacheConfigSettings = settings; } } } } // // internal class RequestCacheBinding { private RequestCache m_RequestCache; private RequestCacheValidator m_CacheValidator; private RequestCachePolicy m_Policy; internal RequestCacheBinding (RequestCache requestCache, RequestCacheValidator cacheValidator, RequestCachePolicy policy) { m_RequestCache = requestCache; m_CacheValidator = cacheValidator; m_Policy = policy; } internal RequestCache Cache { get {return m_RequestCache;} } internal RequestCacheValidator Validator { get {return m_CacheValidator;} } internal RequestCachePolicy Policy { get {return m_Policy;} } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. /*++ Copyright (c) Microsoft Corporation Module Name: RequestCacheManager.cs Abstract: The class implements the app domain wide configuration for request cache aware clients Author: Alexei Vopilov 21-Dec-2002 Revision History: Jan 25 2004 - Changed the visibility of the class from public to internal, compressed unused logic. --*/ namespace System.Net.Cache { using System; using System.Collections; using System.Net.Configuration; using System.Configuration; ///Specifies app domain-wide default settings for request caching internal sealed class RequestCacheManager { private RequestCacheManager() {} private static RequestCachingSectionInternal s_CacheConfigSettings; private static readonly RequestCacheBinding s_BypassCacheBinding = new RequestCacheBinding (null, null, new RequestCachePolicy(RequestCacheLevel.BypassCache)); private static RequestCacheBinding s_DefaultGlobalBinding; private static RequestCacheBinding s_DefaultHttpBinding; private static RequestCacheBinding s_DefaultFtpBinding; // // ATN: the caller MUST use uri.Scheme as a parameter, otheriwse cannot do schme ref comparision // internal static RequestCacheBinding GetBinding(string internedScheme) { if (internedScheme == null) throw new ArgumentNullException("uriScheme"); if (s_CacheConfigSettings == null) LoadConfigSettings(); if(s_CacheConfigSettings.DisableAllCaching) return s_BypassCacheBinding; if (internedScheme.Length == 0) return s_DefaultGlobalBinding; if ((object)internedScheme == (object)Uri.UriSchemeHttp || (object)internedScheme == (object)Uri.UriSchemeHttps) return s_DefaultHttpBinding; if ((object)internedScheme == (object)Uri.UriSchemeFtp) return s_DefaultFtpBinding; return s_BypassCacheBinding; } internal static bool IsCachingEnabled { get { if (s_CacheConfigSettings == null) LoadConfigSettings(); return !s_CacheConfigSettings.DisableAllCaching; } } // internal static void SetBinding(string uriScheme, RequestCacheBinding binding) { if (uriScheme == null) throw new ArgumentNullException("uriScheme"); if (s_CacheConfigSettings == null) LoadConfigSettings(); if(s_CacheConfigSettings.DisableAllCaching) return; if (uriScheme.Length == 0) s_DefaultGlobalBinding = binding; else if (uriScheme == Uri.UriSchemeHttp || uriScheme == Uri.UriSchemeHttps) s_DefaultHttpBinding = binding; else if (uriScheme == Uri.UriSchemeFtp) s_DefaultFtpBinding = binding; } // private static void LoadConfigSettings() { // Any concurent access shall go here and block until we've grabbed the config settings lock (s_BypassCacheBinding) { if (s_CacheConfigSettings == null) { RequestCachingSectionInternal settings = RequestCachingSectionInternal.GetSection(); s_DefaultGlobalBinding = new RequestCacheBinding (settings.DefaultCache, settings.DefaultHttpValidator, settings.DefaultCachePolicy); s_DefaultHttpBinding = new RequestCacheBinding (settings.DefaultCache, settings.DefaultHttpValidator, settings.DefaultHttpCachePolicy); s_DefaultFtpBinding = new RequestCacheBinding (settings.DefaultCache, settings.DefaultFtpValidator, settings.DefaultFtpCachePolicy); s_CacheConfigSettings = settings; } } } } // // internal class RequestCacheBinding { private RequestCache m_RequestCache; private RequestCacheValidator m_CacheValidator; private RequestCachePolicy m_Policy; internal RequestCacheBinding (RequestCache requestCache, RequestCacheValidator cacheValidator, RequestCachePolicy policy) { m_RequestCache = requestCache; m_CacheValidator = cacheValidator; m_Policy = policy; } internal RequestCache Cache { get {return m_RequestCache;} } internal RequestCacheValidator Validator { get {return m_CacheValidator;} } internal RequestCachePolicy Policy { get {return m_Policy;} } } } // 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
- EndOfStreamException.cs
- BaseValidator.cs
- HitTestFilterBehavior.cs
- Set.cs
- ToolStripControlHost.cs
- XmlCharCheckingWriter.cs
- FixedSOMSemanticBox.cs
- XmlILOptimizerVisitor.cs
- PtsHost.cs
- XmlSchemaDocumentation.cs
- ContainsRowNumberChecker.cs
- RawStylusInputCustomDataList.cs
- ADMembershipUser.cs
- SqlWebEventProvider.cs
- MatrixCamera.cs
- Int32CAMarshaler.cs
- Button.cs
- Header.cs
- BinaryCommonClasses.cs
- CodeDOMUtility.cs
- OdbcParameter.cs
- AutomationInteropProvider.cs
- CultureInfoConverter.cs
- EntityDataReader.cs
- KnowledgeBase.cs
- SqlDataSourceCustomCommandEditor.cs
- HtmlToClrEventProxy.cs
- DbFunctionCommandTree.cs
- ToolBarPanel.cs
- ZipFileInfoCollection.cs
- Renderer.cs
- LongTypeConverter.cs
- Menu.cs
- ClientType.cs
- DeclaredTypeValidator.cs
- ServiceDescriptionSerializer.cs
- ReadOnlyObservableCollection.cs
- ZipIOCentralDirectoryDigitalSignature.cs
- SecurityContextKeyIdentifierClause.cs
- AppSecurityManager.cs
- TableLayoutPanel.cs
- SizeConverter.cs
- RightsManagementPermission.cs
- BamlLocalizerErrorNotifyEventArgs.cs
- TraceSection.cs
- LinqDataSourceEditData.cs
- XXXOnTypeBuilderInstantiation.cs
- BaseValidator.cs
- ValidationErrorCollection.cs
- DigitShape.cs
- EUCJPEncoding.cs
- WebPartZoneCollection.cs
- FixedSOMTableRow.cs
- ProfileSection.cs
- ExtensionQuery.cs
- ResourceExpressionBuilder.cs
- RichTextBoxAutomationPeer.cs
- LocalizeDesigner.cs
- DelegateArgument.cs
- TableItemProviderWrapper.cs
- DocumentViewerBase.cs
- EntityConnectionStringBuilderItem.cs
- localization.cs
- CapabilitiesState.cs
- ElementMarkupObject.cs
- UpdatePanelTriggerCollection.cs
- LineServicesCallbacks.cs
- httpstaticobjectscollection.cs
- RectangleConverter.cs
- _NestedSingleAsyncResult.cs
- ToolStripProgressBar.cs
- XmlNamedNodeMap.cs
- StrokeCollectionDefaultValueFactory.cs
- Matrix3D.cs
- RSAProtectedConfigurationProvider.cs
- XmlAttributeCollection.cs
- ResourceContainerWrapper.cs
- TemplateInstanceAttribute.cs
- PeerOutputChannel.cs
- EditingCommands.cs
- SoapInteropTypes.cs
- Int16AnimationBase.cs
- Geometry.cs
- ContentType.cs
- PrinterUnitConvert.cs
- AffineTransform3D.cs
- InternalBufferOverflowException.cs
- ForEach.cs
- TextWriterTraceListener.cs
- MorphHelpers.cs
- SchemaType.cs
- BuildManagerHost.cs
- ConstraintCollection.cs
- DbUpdateCommandTree.cs
- AgileSafeNativeMemoryHandle.cs
- CatalogPart.cs
- DataGridViewSelectedCellCollection.cs
- XsltOutput.cs
- Converter.cs
- ToolboxItemImageConverter.cs