Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / ndp / fx / src / xsp / System / Web / Extensions / ui / WebResourceUtil.cs / 2 / WebResourceUtil.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI { using System; using System.Reflection; using System.Diagnostics; using System.Collections; using System.Globalization; using System.Web.UI; using System.Web.Resources; using System.Web.Util; internal static class WebResourceUtil { // Maps Pair(resourceName, assembly) to bool private static readonly Hashtable _assemblyContainsWebResourceCache = Hashtable.Synchronized(new Hashtable()); // Returns true if the assembly contains a Web resource and an embedded resource with // the sepecified name. Throws exception if assembly contains Web resource but no // embedded resource, since this is always an error. public static bool AssemblyContainsWebResource(Assembly assembly, string resourceName) { // PERF: Special-case known resources in our own assembly if (assembly == AssemblyCache.SystemWebExtensions) { return SystemWebExtensionsContainsWebResource(resourceName); } // Getting and checking the custom attributes is expensive, so we cache the result // of the lookup. Pair key = new Pair (resourceName, assembly); object assemblyContainsWebResource = _assemblyContainsWebResourceCache[key]; if (assemblyContainsWebResource == null) { assemblyContainsWebResource = false; object[] attrs = assembly.GetCustomAttributes(typeof(WebResourceAttribute), false); foreach (WebResourceAttribute attr in attrs) { // Resource names are always case-sensitive if (String.Equals(attr.WebResource, resourceName, StringComparison.Ordinal)) { if (assembly.GetManifestResourceStream(resourceName) != null) { assemblyContainsWebResource = true; break; } else { // Always an error to contain Web resource but not embedded resource. throw new InvalidOperationException(String.Format( CultureInfo.CurrentUICulture, AtlasWeb.WebResourceUtil_AssemblyDoesNotContainEmbeddedResource, assembly, resourceName)); } } } _assemblyContainsWebResourceCache[key] = assemblyContainsWebResource; } return (bool)assemblyContainsWebResource; } private static bool SystemWebExtensionsContainsWebResource(string resourceName) { // PERF: Switching over the length is more performant than switching over the string itself // or checking equality against each string. When switching over the string itself, the switch // is compiled to a lookup in a static Dictionary , which is 5-10 times slower than // switching over the length. Checking equality against each string ranges from equal performance // to 10 times slower, depending on how early a match is found. switch (resourceName.Length) { case 16: return resourceName == "MicrosoftAjax.js"; case 24: return resourceName == "MicrosoftAjaxWebForms.js"; case 21: return resourceName == "MicrosoftAjaxTimer.js"; case 22: return resourceName == "MicrosoftAjax.debug.js"; case 30: return resourceName == "MicrosoftAjaxWebForms.debug.js"; case 33: return resourceName == "MicrosoftAjaxDataService.debug.js"; case 27: return resourceName == "MicrosoftAjaxTimer.debug.js" || resourceName == "MicrosoftAjaxDataService.js"; default: return false; } } // Throws exception if the assembly does not contain a Web resource and an embedded resource // with the specified name. public static void VerifyAssemblyContainsReleaseWebResource(Assembly assembly, string releaseResourceName) { if (!AssemblyContainsWebResource(assembly, releaseResourceName)) { throw new InvalidOperationException(String.Format( CultureInfo.CurrentUICulture, AtlasWeb.WebResourceUtil_AssemblyDoesNotContainReleaseWebResource, assembly, releaseResourceName)); } } // Throws exception if the assembly does not contain a Web resource and an embedded resource // with the specified name. public static void VerifyAssemblyContainsDebugWebResource(Assembly assembly, string debugResourceName) { if (!AssemblyContainsWebResource(assembly, debugResourceName)) { throw new InvalidOperationException(String.Format( CultureInfo.CurrentUICulture, AtlasWeb.WebResourceUtil_AssemblyDoesNotContainDebugWebResource, assembly, debugResourceName)); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI { using System; using System.Reflection; using System.Diagnostics; using System.Collections; using System.Globalization; using System.Web.UI; using System.Web.Resources; using System.Web.Util; internal static class WebResourceUtil { // Maps Pair(resourceName, assembly) to bool private static readonly Hashtable _assemblyContainsWebResourceCache = Hashtable.Synchronized(new Hashtable()); // Returns true if the assembly contains a Web resource and an embedded resource with // the sepecified name. Throws exception if assembly contains Web resource but no // embedded resource, since this is always an error. public static bool AssemblyContainsWebResource(Assembly assembly, string resourceName) { // PERF: Special-case known resources in our own assembly if (assembly == AssemblyCache.SystemWebExtensions) { return SystemWebExtensionsContainsWebResource(resourceName); } // Getting and checking the custom attributes is expensive, so we cache the result // of the lookup. Pair key = new Pair (resourceName, assembly); object assemblyContainsWebResource = _assemblyContainsWebResourceCache[key]; if (assemblyContainsWebResource == null) { assemblyContainsWebResource = false; object[] attrs = assembly.GetCustomAttributes(typeof(WebResourceAttribute), false); foreach (WebResourceAttribute attr in attrs) { // Resource names are always case-sensitive if (String.Equals(attr.WebResource, resourceName, StringComparison.Ordinal)) { if (assembly.GetManifestResourceStream(resourceName) != null) { assemblyContainsWebResource = true; break; } else { // Always an error to contain Web resource but not embedded resource. throw new InvalidOperationException(String.Format( CultureInfo.CurrentUICulture, AtlasWeb.WebResourceUtil_AssemblyDoesNotContainEmbeddedResource, assembly, resourceName)); } } } _assemblyContainsWebResourceCache[key] = assemblyContainsWebResource; } return (bool)assemblyContainsWebResource; } private static bool SystemWebExtensionsContainsWebResource(string resourceName) { // PERF: Switching over the length is more performant than switching over the string itself // or checking equality against each string. When switching over the string itself, the switch // is compiled to a lookup in a static Dictionary , which is 5-10 times slower than // switching over the length. Checking equality against each string ranges from equal performance // to 10 times slower, depending on how early a match is found. switch (resourceName.Length) { case 16: return resourceName == "MicrosoftAjax.js"; case 24: return resourceName == "MicrosoftAjaxWebForms.js"; case 21: return resourceName == "MicrosoftAjaxTimer.js"; case 22: return resourceName == "MicrosoftAjax.debug.js"; case 30: return resourceName == "MicrosoftAjaxWebForms.debug.js"; case 33: return resourceName == "MicrosoftAjaxDataService.debug.js"; case 27: return resourceName == "MicrosoftAjaxTimer.debug.js" || resourceName == "MicrosoftAjaxDataService.js"; default: return false; } } // Throws exception if the assembly does not contain a Web resource and an embedded resource // with the specified name. public static void VerifyAssemblyContainsReleaseWebResource(Assembly assembly, string releaseResourceName) { if (!AssemblyContainsWebResource(assembly, releaseResourceName)) { throw new InvalidOperationException(String.Format( CultureInfo.CurrentUICulture, AtlasWeb.WebResourceUtil_AssemblyDoesNotContainReleaseWebResource, assembly, releaseResourceName)); } } // Throws exception if the assembly does not contain a Web resource and an embedded resource // with the specified name. public static void VerifyAssemblyContainsDebugWebResource(Assembly assembly, string debugResourceName) { if (!AssemblyContainsWebResource(assembly, debugResourceName)) { throw new InvalidOperationException(String.Format( CultureInfo.CurrentUICulture, AtlasWeb.WebResourceUtil_AssemblyDoesNotContainDebugWebResource, assembly, debugResourceName)); } } } } // 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
- MessageQueueConverter.cs
- _ScatterGatherBuffers.cs
- SQLByteStorage.cs
- ArgumentException.cs
- Barrier.cs
- WorkflowInspectionServices.cs
- Stopwatch.cs
- RawStylusInput.cs
- FormViewUpdatedEventArgs.cs
- BindingGroup.cs
- EntityKey.cs
- ProxyWebPartConnectionCollection.cs
- PageCodeDomTreeGenerator.cs
- DataGridSortCommandEventArgs.cs
- QilFactory.cs
- DesignTimeHTMLTextWriter.cs
- ResourcePool.cs
- XXXInfos.cs
- UniqueContractNameValidationBehavior.cs
- Lasso.cs
- DocumentViewerHelper.cs
- DataContractSerializerMessageContractImporter.cs
- DBConcurrencyException.cs
- ObjectViewListener.cs
- CheckBoxField.cs
- WCFBuildProvider.cs
- ViewManager.cs
- odbcmetadatafactory.cs
- BypassElement.cs
- OperationAbortedException.cs
- Compress.cs
- SqlConnectionPoolProviderInfo.cs
- SystemResourceHost.cs
- XmlSchemaChoice.cs
- SymmetricKeyWrap.cs
- UIServiceHelper.cs
- SerializationSectionGroup.cs
- CompilationUtil.cs
- ThreadStartException.cs
- EdmToObjectNamespaceMap.cs
- HyperLinkField.cs
- PointAnimationUsingPath.cs
- WasAdminWrapper.cs
- ReverseInheritProperty.cs
- Renderer.cs
- SiteMapDataSource.cs
- cookieexception.cs
- GridLength.cs
- MimeTypePropertyAttribute.cs
- filewebrequest.cs
- DES.cs
- XmlElementAttributes.cs
- ControlIdConverter.cs
- AssemblyAttributesGoHere.cs
- HttpResponseHeader.cs
- EdmFunction.cs
- WrappedKeySecurityToken.cs
- StringCollection.cs
- SerializationFieldInfo.cs
- DocumentViewerAutomationPeer.cs
- Regex.cs
- XmlDataSourceView.cs
- RuleSetCollection.cs
- VsPropertyGrid.cs
- EllipticalNodeOperations.cs
- mongolianshape.cs
- documentsequencetextview.cs
- ResolvePPIDRequest.cs
- ApplicationServiceManager.cs
- AlignmentXValidation.cs
- DataServiceQueryProvider.cs
- WSMessageEncoding.cs
- ExpressionEditorAttribute.cs
- ProfileModule.cs
- CounterCreationData.cs
- CalendarDateChangedEventArgs.cs
- WebEventCodes.cs
- OdbcConnectionString.cs
- SafeHandle.cs
- MeasureData.cs
- EventSourceCreationData.cs
- WindowsFormsDesignerOptionService.cs
- ArraySubsetEnumerator.cs
- InvalidCommandTreeException.cs
- EventBuilder.cs
- DbModificationCommandTree.cs
- GuidConverter.cs
- ReadOnlyDataSourceView.cs
- MessageQueueEnumerator.cs
- NativeMethods.cs
- RecognizedWordUnit.cs
- Crypto.cs
- XomlCompilerError.cs
- XhtmlConformanceSection.cs
- HttpHandlerActionCollection.cs
- ImagingCache.cs
- GroupBox.cs
- SoapMessage.cs
- HwndTarget.cs
- BamlRecordReader.cs