Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / xsp / System / Web / Util / ObjectSet.cs / 1 / ObjectSet.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * ObjectSet class * * Copyright (c) 1999 Microsoft Corporation */ // Generics are causing perf regressions, so don't use them for now until we can figure // it out (VSWhidbey 463572) //#define USEGENERICSET namespace System.Web.Util { using System.Reflection; using System.Collections; using System.Collections.Generic; #if USEGENERICSET /* * Holds a set of unique objects of a specific type */ internal class ObjectSet: ICollection , ICollection { protected const int StartingCapacity = 8; private class EmptyEnumerator : IEnumerator { object IEnumerator.Current { get { return null; } } T IEnumerator .Current { get { return default(T); } } bool IEnumerator.MoveNext() { return false; } void IEnumerator.Reset() { } void IDisposable.Dispose() { } } private static EmptyEnumerator _emptyEnumerator = new EmptyEnumerator(); private Dictionary _objects; protected virtual Dictionary CreateDictionary() { return new Dictionary (StartingCapacity); } public void AddCollection(ICollection c) { foreach (T o in c) { Add(o); } } public void Add(T o) { if (_objects == null) { _objects = CreateDictionary(); } _objects[o] = null; } public bool Remove(T o) { if (_objects == null) return false; return _objects.Remove(o); } public bool Contains(T o) { if (_objects == null) return false; return _objects.ContainsKey(o); } bool ICollection .IsReadOnly { get { return true; } } public void Clear() { if (_objects != null) _objects.Clear(); } IEnumerator IEnumerable .GetEnumerator() { if (_objects == null) return _emptyEnumerator; return _objects.Keys.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { if (_objects == null) return _emptyEnumerator; return _objects.Keys.GetEnumerator(); } public int Count { get { if (_objects == null) return 0; return _objects.Keys.Count; } } void ICollection .CopyTo(T[] array, int index) { if (_objects != null) _objects.Keys.CopyTo(array, index); } bool ICollection.IsSynchronized { get { if (_objects == null) return true; return ((ICollection)_objects.Keys).IsSynchronized; } } object ICollection.SyncRoot { get { if (_objects == null) return this; return ((ICollection)_objects.Keys).SyncRoot; } } public void CopyTo(Array array, int index) { if (_objects != null) ((ICollection)_objects.Keys).CopyTo(array, index); } } internal class StringSet : ObjectSet { } internal class CaseInsensitiveStringSet : StringSet { protected override Dictionary CreateDictionary() { return new Dictionary (StartingCapacity, StringComparer.InvariantCultureIgnoreCase); } } internal class VirtualPathSet : ObjectSet { } internal class AssemblySet : ObjectSet { internal static AssemblySet Create(ICollection c) { AssemblySet objectSet = new AssemblySet(); objectSet.AddCollection(c); return objectSet; } } internal class BuildProviderSet : ObjectSet { } internal class ControlSet : ObjectSet { } #else /* * Holds a set of unique objects */ internal class ObjectSet: ICollection { private class EmptyEnumerator: IEnumerator { public object Current { get { return null; } } public bool MoveNext() { return false; } public void Reset() {} } private static EmptyEnumerator _emptyEnumerator = new EmptyEnumerator(); private IDictionary _objects; internal ObjectSet() {} // By default, it's case sensitive protected virtual bool CaseInsensitive { get { return false; } } public void Add(object o) { if (_objects == null) _objects = new System.Collections.Specialized.HybridDictionary(CaseInsensitive); _objects[o] = null; } public void AddCollection(ICollection c) { foreach (object o in c) { Add(o); } } public void Remove(object o) { if (_objects == null) return; _objects.Remove(o); } public bool Contains(object o) { if (_objects == null) return false; return _objects.Contains(o); } IEnumerator IEnumerable.GetEnumerator() { if (_objects == null) return _emptyEnumerator; return _objects.Keys.GetEnumerator(); } public int Count { get { if (_objects == null) return 0; return _objects.Keys.Count; } } bool ICollection.IsSynchronized { get { if (_objects == null) return true; return _objects.Keys.IsSynchronized; } } object ICollection.SyncRoot { get { if (_objects == null) return this; return _objects.Keys.SyncRoot; } } public void CopyTo(Array array, int index) { if (_objects != null) _objects.Keys.CopyTo(array, index); } } internal class StringSet: ObjectSet { internal StringSet() {} } internal class CaseInsensitiveStringSet: StringSet { protected override bool CaseInsensitive { get { return true; } } } internal class VirtualPathSet : ObjectSet { internal VirtualPathSet() { } } internal class AssemblySet : ObjectSet { internal AssemblySet() { } internal static AssemblySet Create(ICollection c) { AssemblySet objectSet = new AssemblySet(); objectSet.AddCollection(c); return objectSet; } } internal class BuildProviderSet : ObjectSet { internal BuildProviderSet() { } } internal class ControlSet : ObjectSet { internal ControlSet() { } } #endif } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * ObjectSet class * * Copyright (c) 1999 Microsoft Corporation */ // Generics are causing perf regressions, so don't use them for now until we can figure // it out (VSWhidbey 463572) //#define USEGENERICSET namespace System.Web.Util { using System.Reflection; using System.Collections; using System.Collections.Generic; #if USEGENERICSET /* * Holds a set of unique objects of a specific type */ internal class ObjectSet: ICollection , ICollection { protected const int StartingCapacity = 8; private class EmptyEnumerator : IEnumerator { object IEnumerator.Current { get { return null; } } T IEnumerator .Current { get { return default(T); } } bool IEnumerator.MoveNext() { return false; } void IEnumerator.Reset() { } void IDisposable.Dispose() { } } private static EmptyEnumerator _emptyEnumerator = new EmptyEnumerator(); private Dictionary _objects; protected virtual Dictionary CreateDictionary() { return new Dictionary (StartingCapacity); } public void AddCollection(ICollection c) { foreach (T o in c) { Add(o); } } public void Add(T o) { if (_objects == null) { _objects = CreateDictionary(); } _objects[o] = null; } public bool Remove(T o) { if (_objects == null) return false; return _objects.Remove(o); } public bool Contains(T o) { if (_objects == null) return false; return _objects.ContainsKey(o); } bool ICollection .IsReadOnly { get { return true; } } public void Clear() { if (_objects != null) _objects.Clear(); } IEnumerator IEnumerable .GetEnumerator() { if (_objects == null) return _emptyEnumerator; return _objects.Keys.GetEnumerator(); } IEnumerator IEnumerable.GetEnumerator() { if (_objects == null) return _emptyEnumerator; return _objects.Keys.GetEnumerator(); } public int Count { get { if (_objects == null) return 0; return _objects.Keys.Count; } } void ICollection .CopyTo(T[] array, int index) { if (_objects != null) _objects.Keys.CopyTo(array, index); } bool ICollection.IsSynchronized { get { if (_objects == null) return true; return ((ICollection)_objects.Keys).IsSynchronized; } } object ICollection.SyncRoot { get { if (_objects == null) return this; return ((ICollection)_objects.Keys).SyncRoot; } } public void CopyTo(Array array, int index) { if (_objects != null) ((ICollection)_objects.Keys).CopyTo(array, index); } } internal class StringSet : ObjectSet { } internal class CaseInsensitiveStringSet : StringSet { protected override Dictionary CreateDictionary() { return new Dictionary (StartingCapacity, StringComparer.InvariantCultureIgnoreCase); } } internal class VirtualPathSet : ObjectSet { } internal class AssemblySet : ObjectSet { internal static AssemblySet Create(ICollection c) { AssemblySet objectSet = new AssemblySet(); objectSet.AddCollection(c); return objectSet; } } internal class BuildProviderSet : ObjectSet { } internal class ControlSet : ObjectSet { } #else /* * Holds a set of unique objects */ internal class ObjectSet: ICollection { private class EmptyEnumerator: IEnumerator { public object Current { get { return null; } } public bool MoveNext() { return false; } public void Reset() {} } private static EmptyEnumerator _emptyEnumerator = new EmptyEnumerator(); private IDictionary _objects; internal ObjectSet() {} // By default, it's case sensitive protected virtual bool CaseInsensitive { get { return false; } } public void Add(object o) { if (_objects == null) _objects = new System.Collections.Specialized.HybridDictionary(CaseInsensitive); _objects[o] = null; } public void AddCollection(ICollection c) { foreach (object o in c) { Add(o); } } public void Remove(object o) { if (_objects == null) return; _objects.Remove(o); } public bool Contains(object o) { if (_objects == null) return false; return _objects.Contains(o); } IEnumerator IEnumerable.GetEnumerator() { if (_objects == null) return _emptyEnumerator; return _objects.Keys.GetEnumerator(); } public int Count { get { if (_objects == null) return 0; return _objects.Keys.Count; } } bool ICollection.IsSynchronized { get { if (_objects == null) return true; return _objects.Keys.IsSynchronized; } } object ICollection.SyncRoot { get { if (_objects == null) return this; return _objects.Keys.SyncRoot; } } public void CopyTo(Array array, int index) { if (_objects != null) _objects.Keys.CopyTo(array, index); } } internal class StringSet: ObjectSet { internal StringSet() {} } internal class CaseInsensitiveStringSet: StringSet { protected override bool CaseInsensitive { get { return true; } } } internal class VirtualPathSet : ObjectSet { internal VirtualPathSet() { } } internal class AssemblySet : ObjectSet { internal AssemblySet() { } internal static AssemblySet Create(ICollection c) { AssemblySet objectSet = new AssemblySet(); objectSet.AddCollection(c); return objectSet; } } internal class BuildProviderSet : ObjectSet { internal BuildProviderSet() { } } internal class ControlSet : ObjectSet { internal ControlSet() { } } #endif } // 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
- QueryIntervalOp.cs
- SQLDateTime.cs
- TextSchema.cs
- RelatedView.cs
- XsdBuilder.cs
- DefaultDialogButtons.cs
- ComboBoxRenderer.cs
- DbParameterHelper.cs
- DescendentsWalkerBase.cs
- ConfigurationStrings.cs
- GradientBrush.cs
- InternalsVisibleToAttribute.cs
- SqlUserDefinedTypeAttribute.cs
- ProjectionNode.cs
- ElementAction.cs
- LassoHelper.cs
- GridViewDeleteEventArgs.cs
- BindableTemplateBuilder.cs
- RadioButtonRenderer.cs
- SqlExpander.cs
- MaskedTextBoxDesigner.cs
- XamlToRtfParser.cs
- ResizeGrip.cs
- LeafCellTreeNode.cs
- EncodingTable.cs
- OdbcRowUpdatingEvent.cs
- DPTypeDescriptorContext.cs
- DataGridViewToolTip.cs
- HttpCookiesSection.cs
- SoundPlayerAction.cs
- DrawingCollection.cs
- SizeF.cs
- LinqDataSourceStatusEventArgs.cs
- ConfigurationPermission.cs
- ChtmlPhoneCallAdapter.cs
- LayoutManager.cs
- ServicesUtilities.cs
- Quaternion.cs
- OleDbTransaction.cs
- ToReply.cs
- CheckBoxList.cs
- RemotingConfiguration.cs
- BamlReader.cs
- LinkButton.cs
- PrintDialogException.cs
- PrimitiveXmlSerializers.cs
- CatalogPartChrome.cs
- MimeFormatExtensions.cs
- TextTreeTextElementNode.cs
- WorkflowViewManager.cs
- WSSecurityTokenSerializer.cs
- ArglessEventHandlerProxy.cs
- OleDbFactory.cs
- DictionaryBase.cs
- Renderer.cs
- RootProfilePropertySettingsCollection.cs
- XPathParser.cs
- QueryResponse.cs
- BufferedGraphics.cs
- XmlSchemaParticle.cs
- DataGridViewToolTip.cs
- SolidColorBrush.cs
- CountAggregationOperator.cs
- WmpBitmapEncoder.cs
- Decoder.cs
- AddValidationError.cs
- WindowsUpDown.cs
- ClickablePoint.cs
- HttpValueCollection.cs
- WhiteSpaceTrimStringConverter.cs
- CompilerState.cs
- EnumerableCollectionView.cs
- AVElementHelper.cs
- AssertFilter.cs
- RuntimeIdentifierPropertyAttribute.cs
- WinFormsSecurity.cs
- WebPartUserCapability.cs
- FrameworkTemplate.cs
- PartDesigner.cs
- CalendarDataBindingHandler.cs
- _UriSyntax.cs
- documentsequencetextcontainer.cs
- BasicKeyConstraint.cs
- ArrayConverter.cs
- StreamWithDictionary.cs
- ButtonFieldBase.cs
- Block.cs
- configsystem.cs
- CannotUnloadAppDomainException.cs
- ClickablePoint.cs
- RadioButtonStandardAdapter.cs
- SamlConditions.cs
- WebPartConnectionsDisconnectVerb.cs
- MsmqAppDomainProtocolHandler.cs
- ExceptionCollection.cs
- ParallelForEach.cs
- DataGridRelationshipRow.cs
- ImageMap.cs
- MonthCalendar.cs
- RuleProcessor.cs