Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / DEVDIV / depot / DevDiv / releases / whidbey / QFE / ndp / fx / src / xsp / System / Web / Util / EmptyCollection.cs / 1 / EmptyCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * EmptyCollection class * * Copyright (c) 1999 Microsoft Corporation */ namespace System.Web.Util { using System.Collections; /* * Fast implementation of an empty collection */ internal class EmptyCollection: ICollection, IEnumerator { private static EmptyCollection s_theEmptyCollection = new EmptyCollection(); private EmptyCollection() { } // Return the same instance all the time, since it's immutable internal static EmptyCollection Instance { get { return s_theEmptyCollection; } } // ICollection implementation IEnumerator IEnumerable.GetEnumerator() { return this; } public int Count { get { return 0; } } bool ICollection.IsSynchronized { get { return true; } } object ICollection.SyncRoot { get { return this; } } public void CopyTo(Array array, int index) { } // IEnumerator implementation object IEnumerator.Current { get { return null; } } bool IEnumerator.MoveNext() { return false; } void IEnumerator.Reset() { } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * EmptyCollection class * * Copyright (c) 1999 Microsoft Corporation */ namespace System.Web.Util { using System.Collections; /* * Fast implementation of an empty collection */ internal class EmptyCollection: ICollection, IEnumerator { private static EmptyCollection s_theEmptyCollection = new EmptyCollection(); private EmptyCollection() { } // Return the same instance all the time, since it's immutable internal static EmptyCollection Instance { get { return s_theEmptyCollection; } } // ICollection implementation IEnumerator IEnumerable.GetEnumerator() { return this; } public int Count { get { return 0; } } bool ICollection.IsSynchronized { get { return true; } } object ICollection.SyncRoot { get { return this; } } public void CopyTo(Array array, int index) { } // IEnumerator implementation object IEnumerator.Current { get { return null; } } bool IEnumerator.MoveNext() { return false; } void IEnumerator.Reset() { } } } // 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
- RuleProcessor.cs
- RoutedEventHandlerInfo.cs
- CategoryEditor.cs
- PrintDialog.cs
- RelOps.cs
- GacUtil.cs
- InkCanvas.cs
- OpacityConverter.cs
- BuildProvider.cs
- PasswordTextNavigator.cs
- InvalidFilterCriteriaException.cs
- QueryResponse.cs
- GlobalProxySelection.cs
- ConfigsHelper.cs
- CodeBlockBuilder.cs
- XmlSchemaAnnotation.cs
- ProfileInfo.cs
- TraceUtility.cs
- DocumentXmlWriter.cs
- SchemaTypeEmitter.cs
- XmlTextReader.cs
- ColorIndependentAnimationStorage.cs
- TTSEngineTypes.cs
- ObjectTokenCategory.cs
- CustomErrorCollection.cs
- MemberInitExpression.cs
- PopOutPanel.cs
- Permission.cs
- DataBoundControl.cs
- FunctionDetailsReader.cs
- NavigationProgressEventArgs.cs
- IdentitySection.cs
- UnSafeCharBuffer.cs
- SchemaImporterExtension.cs
- SspiHelper.cs
- ScriptingScriptResourceHandlerSection.cs
- ScriptBehaviorDescriptor.cs
- PresentationSource.cs
- SamlAssertion.cs
- Random.cs
- Parameter.cs
- Control.cs
- ColumnHeader.cs
- BitmapMetadata.cs
- AdapterDictionary.cs
- SerializationEventsCache.cs
- NetworkStream.cs
- ResourceDisplayNameAttribute.cs
- WindowsHyperlink.cs
- UInt64Converter.cs
- OracleTimeSpan.cs
- IgnoreFlushAndCloseStream.cs
- CompositeTypefaceMetrics.cs
- SqlProfileProvider.cs
- GridViewColumnCollection.cs
- ClaimComparer.cs
- CustomWebEventKey.cs
- VectorCollectionConverter.cs
- DiscoveryDocumentLinksPattern.cs
- TreeNodeBinding.cs
- RunClient.cs
- DataServiceKeyAttribute.cs
- CapiNative.cs
- StatusBar.cs
- ViewStateModeByIdAttribute.cs
- PolicyException.cs
- ModelToObjectValueConverter.cs
- VectorCollection.cs
- ImageAttributes.cs
- JournalEntryStack.cs
- WebRequestModuleElementCollection.cs
- DivideByZeroException.cs
- LassoSelectionBehavior.cs
- WmlLiteralTextAdapter.cs
- XmlReaderDelegator.cs
- GridViewSortEventArgs.cs
- ProxyWebPartConnectionCollection.cs
- PerformanceCounterPermissionEntryCollection.cs
- SqlTypeSystemProvider.cs
- ScrollEvent.cs
- HierarchicalDataBoundControlAdapter.cs
- PresentationAppDomainManager.cs
- CodeIterationStatement.cs
- JavaScriptSerializer.cs
- CryptoConfig.cs
- AttributeXamlType.cs
- PageContentAsyncResult.cs
- XmlQueryOutput.cs
- SafeWaitHandle.cs
- CompositeClientFormatter.cs
- Crc32.cs
- XPathEmptyIterator.cs
- ObjectViewEntityCollectionData.cs
- CatalogZoneAutoFormat.cs
- Win32Exception.cs
- ProtocolElement.cs
- ConnectionStringsSection.cs
- CacheModeValueSerializer.cs
- ElementsClipboardData.cs
- ValidationRule.cs