Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / fx / src / xsp / System / Web / UI / ControlCachePolicy.cs / 1 / ControlCachePolicy.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI { using System; using System.IO; using System.Text; using System.Collections; using System.Collections.Specialized; using System.ComponentModel; using System.ComponentModel.Design; using System.Globalization; using System.Web; using System.Web.Util; using System.Web.UI.WebControls; using System.Web.Caching; using System.Security.Permissions; [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class ControlCachePolicy { private static ControlCachePolicy _cachePolicyStub = new ControlCachePolicy(); private BasePartialCachingControl _pcc; internal ControlCachePolicy() { } internal ControlCachePolicy(BasePartialCachingControl pcc) { _pcc = pcc; } internal static ControlCachePolicy GetCachePolicyStub() { // Return a stub, which returns SupportsCaching==false and throws on everything else. return _cachePolicyStub; } // Check whether it is valid to access properties on this object private void CheckValidCallingContext() { // If it's not being cached, the CachePolicy can't be used if (_pcc == null) { throw new HttpException( SR.GetString(SR.UC_not_cached)); } // Make sure it's not being used too late if (_pcc.ControlState >= ControlState.PreRendered) { throw new HttpException( SR.GetString(SR.UCCachePolicy_unavailable)); } } public bool SupportsCaching { get { // Caching is supported if we have a PartialCachingControl return (_pcc != null); } } public bool Cached { get { CheckValidCallingContext(); return !_pcc._cachingDisabled; } set { CheckValidCallingContext(); _pcc._cachingDisabled = !value; } } public TimeSpan Duration { get { CheckValidCallingContext(); return _pcc.Duration; } set { CheckValidCallingContext(); _pcc.Duration = value; } } public HttpCacheVaryByParams VaryByParams { get { CheckValidCallingContext(); return _pcc.VaryByParams; } } public string VaryByControl { get { CheckValidCallingContext(); return _pcc.VaryByControl; } set { CheckValidCallingContext(); _pcc.VaryByControl = value; } } public CacheDependency Dependency { get { CheckValidCallingContext(); return _pcc.Dependency; } set { CheckValidCallingContext(); _pcc.Dependency = value; } } public void SetVaryByCustom(string varyByCustom) { CheckValidCallingContext(); _pcc._varyByCustom = varyByCustom; } public void SetSlidingExpiration(bool useSlidingExpiration) { CheckValidCallingContext(); _pcc._useSlidingExpiration = useSlidingExpiration; } public void SetExpires(DateTime expirationTime) { CheckValidCallingContext(); _pcc._utcExpirationTime = DateTimeUtil.ConvertToUniversalTime(expirationTime); } } } // 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
- HttpHeaderCollection.cs
- ObjectStateEntryDbDataRecord.cs
- NotificationContext.cs
- ProxyHwnd.cs
- WebConfigurationHostFileChange.cs
- WorkerProcess.cs
- EntityAdapter.cs
- StateDesigner.cs
- ProcessHost.cs
- ListComponentEditor.cs
- AssemblyBuilder.cs
- XmlSerializerFactory.cs
- Vector3D.cs
- activationcontext.cs
- GuidConverter.cs
- SelectionBorderGlyph.cs
- ContentPlaceHolder.cs
- BindingManagerDataErrorEventArgs.cs
- _SingleItemRequestCache.cs
- ContainerControl.cs
- SelectionRange.cs
- UTF32Encoding.cs
- ComponentCommands.cs
- CssTextWriter.cs
- AnimationClockResource.cs
- MediaEntryAttribute.cs
- ScalarConstant.cs
- DeferredElementTreeState.cs
- FolderBrowserDialogDesigner.cs
- ScriptResourceAttribute.cs
- WindowsIPAddress.cs
- ProxyWebPart.cs
- Vector3DAnimation.cs
- ModuleBuilder.cs
- NativeMethods.cs
- login.cs
- AffineTransform3D.cs
- CounterSample.cs
- ProcessThread.cs
- XmlSchemaCollection.cs
- EtwProvider.cs
- OdbcConnectionOpen.cs
- ReceiveMessageContent.cs
- HttpProfileBase.cs
- Font.cs
- HttpCookie.cs
- ButtonChrome.cs
- DeclarativeCatalogPart.cs
- AttributeSetAction.cs
- WebResourceAttribute.cs
- FlowPosition.cs
- ResizeGrip.cs
- ProtocolsConfiguration.cs
- TimerElapsedEvenArgs.cs
- ToolStripPanelRow.cs
- ThreadStaticAttribute.cs
- XPathNodeIterator.cs
- DataGridParentRows.cs
- MenuAutomationPeer.cs
- PathData.cs
- RootBuilder.cs
- XmlSerializerFactory.cs
- Models.cs
- BevelBitmapEffect.cs
- ImageSource.cs
- OpenFileDialog.cs
- EventMappingSettings.cs
- Type.cs
- FormsAuthenticationUserCollection.cs
- DesignerCatalogPartChrome.cs
- QilTargetType.cs
- DiagnosticEventProvider.cs
- StrongNamePublicKeyBlob.cs
- BaseParaClient.cs
- ValidationSummary.cs
- SequenceFullException.cs
- RemoveStoryboard.cs
- MatrixTransform3D.cs
- DataGridDesigner.cs
- MimeWriter.cs
- ProfilePropertySettingsCollection.cs
- ToolStripScrollButton.cs
- ADMembershipUser.cs
- EraserBehavior.cs
- BufferedMessageData.cs
- ClientCultureInfo.cs
- NamedPipeDuplicateContext.cs
- GenericRootAutomationPeer.cs
- SecurityDocument.cs
- MemberCollection.cs
- XmlSchemaType.cs
- FrugalList.cs
- ProfileGroupSettings.cs
- DataBindEngine.cs
- InputScopeConverter.cs
- Pointer.cs
- EdmScalarPropertyAttribute.cs
- Compiler.cs
- RewritingProcessor.cs
- _LazyAsyncResult.cs