Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Collections / Generic / IList.cs / 1305376 / IList.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== /*============================================================ ** ** Interface: IList ** **[....] ** ** ** Purpose: Base interface for all generic lists. ** ** ===========================================================*/ namespace System.Collections.Generic { using System; using System.Collections; using System.Runtime.CompilerServices; using System.Diagnostics.Contracts; // An IList is an ordered collection of objects. The exact ordering // is up to the implementation of the list, ranging from a sorted // order to insertion order. // Note that T[] : IList, and we want to ensure that if you use // IList , we ensure a YourValueType[] can be used // without jitting. Hence the TypeDependencyAttribute on SZArrayHelper. // This is a special hack internally though - see VM\compile.cpp. // The same attribute is on IEnumerable and ICollection . [TypeDependencyAttribute("System.SZArrayHelper")] [ContractClass(typeof(IListContract<>))] public interface IList : ICollection { // The Item property provides methods to read and edit entries in the List. T this[int index] { get; set; } // Returns the index of a particular item, if it is in the list. // Returns -1 if the item isn't in the list. int IndexOf(T item); // Inserts value into the list at position index. // index must be non-negative and less than or equal to the // number of elements in the list. If index equals the number // of items in the list, then value is appended to the end. void Insert(int index, T item); // Removes the item at position index. void RemoveAt(int index); } [ContractClassFor(typeof(IList<>))] internal abstract class IListContract : IList { T IList .this[int index] { get { //Contract.Requires(index >= 0); //Contract.Requires(index < ((ICollection )this).Count); return default(T); } set { //Contract.Requires(index >= 0); //Contract.Requires(index < ((ICollection )this).Count); } } IEnumerator System.Collections.IEnumerable.GetEnumerator() { Contract.Ensures(Contract.Result () != null); return default(IEnumerator); } IEnumerator IEnumerable .GetEnumerator() { Contract.Ensures(Contract.Result >() != null); return default(IEnumerator ); } [Pure] int IList .IndexOf(T value) { Contract.Ensures(Contract.Result () >= -1); Contract.Ensures(Contract.Result () < ((ICollection )this).Count); return default(int); } void IList .Insert(int index, T value) { //Contract.Requires(index >= 0); //Contract.Requires(index <= ((ICollection )this).Count); // For inserting immediately after the end. //Contract.Ensures(((ICollection )this).Count == Contract.OldValue(((ICollection )this).Count) + 1); // Not threadsafe } void IList .RemoveAt(int index) { //Contract.Requires(index >= 0); //Contract.Requires(index < ((ICollection )this).Count); //Contract.Ensures(((ICollection )this).Count == Contract.OldValue(((ICollection )this).Count) - 1); // Not threadsafe } #region ICollection Members void ICollection .Add(T value) { //Contract.Ensures(((ICollection )this).Count == Contract.OldValue(((ICollection )this).Count) + 1); // Not threadsafe } bool ICollection .IsReadOnly { get { return default(bool); } } int ICollection .Count { get { Contract.Ensures(Contract.Result () >= 0); return default(int); } } void ICollection .Clear() { // For fixed-sized collections like arrays, Clear will not change the Count property. // But we can't express that in a contract because we have no IsFixedSize property on // our generic collection interfaces. } bool ICollection .Contains(T value) { return default(bool); } void ICollection .CopyTo(T[] array, int startIndex) { //Contract.Requires(array != null); //Contract.Requires(startIndex >= 0); //Contract.Requires(startIndex + ((ICollection )this).Count <= array.Length); } bool ICollection .Remove(T value) { // No information if removal fails. return default(bool); } #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
![Network programming in C#, Network Programming in VB.NET, Network Programming in .NET](/images/book.jpg)
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- _CacheStreams.cs
- DataGridBoolColumn.cs
- StylusEventArgs.cs
- PriorityChain.cs
- ResourceContainer.cs
- HttpListenerContext.cs
- ListBoxAutomationPeer.cs
- Polygon.cs
- Viewport3DVisual.cs
- Italic.cs
- CodeBlockBuilder.cs
- PropertyMapper.cs
- XhtmlBasicImageAdapter.cs
- AssemblyResourceLoader.cs
- PolyQuadraticBezierSegment.cs
- AddInStore.cs
- WindowsSlider.cs
- PersonalizationStateInfo.cs
- MDIWindowDialog.cs
- DataGridViewLayoutData.cs
- ExpressionNormalizer.cs
- HttpHostedTransportConfiguration.cs
- BmpBitmapDecoder.cs
- TouchPoint.cs
- BuilderInfo.cs
- WindowsFormsSynchronizationContext.cs
- XmlDictionaryWriter.cs
- WebPartMenu.cs
- StrongNameUtility.cs
- ScheduleChanges.cs
- SamlConditions.cs
- DesignTimeVisibleAttribute.cs
- XmlSchemaFacet.cs
- RSAPKCS1KeyExchangeDeformatter.cs
- ACL.cs
- LayoutInformation.cs
- CodeDOMUtility.cs
- MatrixIndependentAnimationStorage.cs
- ScopelessEnumAttribute.cs
- MasterPage.cs
- oledbmetadatacolumnnames.cs
- LinqExpressionNormalizer.cs
- RIPEMD160.cs
- BindingManagerDataErrorEventArgs.cs
- ComboBoxItem.cs
- PathFigureCollection.cs
- ThicknessKeyFrameCollection.cs
- StyleXamlParser.cs
- SQlBooleanStorage.cs
- DataControlFieldCell.cs
- Triangle.cs
- CatalogPartCollection.cs
- ForeignKeyConstraint.cs
- CommandID.cs
- JpegBitmapEncoder.cs
- PageRanges.cs
- ConfigXmlAttribute.cs
- ComboBox.cs
- CodeMethodInvokeExpression.cs
- CustomValidator.cs
- RemotingClientProxy.cs
- DataGrid.cs
- TabletDeviceInfo.cs
- UIElementCollection.cs
- ProtocolsConfiguration.cs
- SchemaRegistration.cs
- XamlPoint3DCollectionSerializer.cs
- BindToObject.cs
- StorageMappingFragment.cs
- CharEntityEncoderFallback.cs
- ThreadExceptionEvent.cs
- KerberosRequestorSecurityTokenAuthenticator.cs
- TagPrefixAttribute.cs
- NumericExpr.cs
- ComponentManagerBroker.cs
- ParserContext.cs
- XPathParser.cs
- XmlAttributeProperties.cs
- StateWorkerRequest.cs
- ObjectDataSourceWizardForm.cs
- CachingParameterInspector.cs
- Label.cs
- RenamedEventArgs.cs
- BulletedList.cs
- MultiBindingExpression.cs
- StringComparer.cs
- ToolTip.cs
- CompositionAdorner.cs
- PeerNameRecord.cs
- LambdaCompiler.Logical.cs
- ItemDragEvent.cs
- StorageMappingItemCollection.cs
- WebPartsPersonalization.cs
- HMACMD5.cs
- KnownTypes.cs
- XamlHostingConfiguration.cs
- TextServicesCompartmentEventSink.cs
- RecognitionResult.cs
- StylusTip.cs
- Transform.cs