Code:
/ 4.0 / 4.0 / 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. // ==++== // // 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
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- HttpContext.cs
- MessageQueueAccessControlEntry.cs
- _HelperAsyncResults.cs
- GridViewDeletedEventArgs.cs
- PageAction.cs
- VisualStyleInformation.cs
- RoleGroupCollection.cs
- ListDataBindEventArgs.cs
- StyleCollectionEditor.cs
- ConvertersCollection.cs
- SessionSwitchEventArgs.cs
- ScriptingRoleServiceSection.cs
- DataServiceOperationContext.cs
- IPEndPoint.cs
- SubstitutionDesigner.cs
- Application.cs
- SqlProfileProvider.cs
- SafeEventLogWriteHandle.cs
- Decimal.cs
- TraceUtils.cs
- TagMapCollection.cs
- ProviderUtil.cs
- TextServicesDisplayAttribute.cs
- WebBrowserSiteBase.cs
- GridViewHeaderRowPresenter.cs
- AsymmetricSecurityBindingElement.cs
- CellRelation.cs
- ReadOnlyPropertyMetadata.cs
- embossbitmapeffect.cs
- AssemblyCollection.cs
- UpdateRecord.cs
- RequestUriProcessor.cs
- SqlFunctionAttribute.cs
- SourceLineInfo.cs
- Image.cs
- MimeParameterWriter.cs
- SqlStream.cs
- ResourceContainer.cs
- Boolean.cs
- ServiceTimeoutsElement.cs
- DecimalKeyFrameCollection.cs
- OracleRowUpdatingEventArgs.cs
- OAVariantLib.cs
- AutoCompleteStringCollection.cs
- MessageQueuePermissionEntry.cs
- RunWorkerCompletedEventArgs.cs
- WinEventWrap.cs
- UInt32.cs
- WhitespaceRuleReader.cs
- FormattedTextSymbols.cs
- SByteStorage.cs
- MethodCallTranslator.cs
- GPPOINTF.cs
- SimpleType.cs
- XpsSerializationException.cs
- TypeTypeConverter.cs
- ImportCatalogPart.cs
- TrustLevel.cs
- TextWriterTraceListener.cs
- TableLayoutSettingsTypeConverter.cs
- ZipIOCentralDirectoryDigitalSignature.cs
- DbParameterHelper.cs
- PassportAuthenticationEventArgs.cs
- MetadataHelper.cs
- SQLSingleStorage.cs
- DataGridViewCheckBoxCell.cs
- XmlMessageFormatter.cs
- StickyNote.cs
- FixedElement.cs
- DiscoveryClientReferences.cs
- HandlerElementCollection.cs
- DataBinder.cs
- SequenceQuery.cs
- DefaultValueConverter.cs
- DrawingVisual.cs
- SimpleHandlerFactory.cs
- CalendarAutoFormat.cs
- TextProviderWrapper.cs
- HttpConfigurationContext.cs
- ItemCollection.cs
- TypeExtensionConverter.cs
- TraceEventCache.cs
- GroupDescription.cs
- ListBindingConverter.cs
- TickBar.cs
- nulltextcontainer.cs
- WebPartPersonalization.cs
- TextSelectionHelper.cs
- CustomAttributeFormatException.cs
- UIElement3D.cs
- MultiTrigger.cs
- PiiTraceSource.cs
- XmlSchemaComplexContentExtension.cs
- WpfGeneratedKnownProperties.cs
- OperandQuery.cs
- ObjectAnimationBase.cs
- DefaultSerializationProviderAttribute.cs
- WebPartManager.cs
- ConnectionPoolRegistry.cs
- ElementHost.cs