Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / xsp / System / Web / UI / WebParts / PersonalizationStateInfoCollection.cs / 1 / PersonalizationStateInfoCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls.WebParts { using System; using System.Collections; using System.Collections.Generic; using System.Security.Permissions; using System.Web.Util; [Serializable] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class PersonalizationStateInfoCollection : ICollection { private Dictionary_indices; private bool _readOnly; // Tried to use the generic type List instead, but it's readonly // implementation returns a different type that is not assignable to List . // That would require to maintain two different fields, one for the readonly // collection when set and one for the modifiable collection version. // // So, the cleaner solution is to use ArrayList, though it might have a // slightly slower perf because of explicit casting. private ArrayList _values; public PersonalizationStateInfoCollection() { _indices = new Dictionary (KeyComparer.Default); _values = new ArrayList(); } public int Count { get { return _values.Count; } } public PersonalizationStateInfo this[string path, string username] { get { if (path == null) { throw new ArgumentNullException("path"); } Key key = new Key(path, username); int index; if (!_indices.TryGetValue(key, out index)) { return null; } return (PersonalizationStateInfo) _values[index]; } } public PersonalizationStateInfo this[int index] { get { return (PersonalizationStateInfo) _values[index]; } } public void Add(PersonalizationStateInfo data) { if (data == null) { throw new ArgumentNullException("data"); } Key key; UserPersonalizationStateInfo userData = data as UserPersonalizationStateInfo; if (userData != null) { key = new Key(userData.Path, userData.Username); } else { key = new Key(data.Path, null); } // VSWhidbey 376063: avoid key duplicate, we check here first before we add. if (_indices.ContainsKey(key)) { if (userData != null) { throw new ArgumentException(SR.GetString( SR.PersonalizationStateInfoCollection_CouldNotAddUserStateInfo, key.Path, key.Username)); } else { throw new ArgumentException(SR.GetString( SR.PersonalizationStateInfoCollection_CouldNotAddSharedStateInfo, key.Path)); } } int pos = _values.Add(data); try { _indices.Add(key, pos); } catch { // Roll back the first addition to make the whole addition atomic _values.RemoveAt(pos); throw; } } public void Clear() { _values.Clear(); _indices.Clear(); } public void CopyTo(PersonalizationStateInfo[] array, int index) { _values.CopyTo(array, index); } public IEnumerator GetEnumerator() { return _values.GetEnumerator(); } public bool IsSynchronized { get { return false; } } public void Remove(string path, string username) { if (path == null) { throw new ArgumentNullException("path"); } Key key = new Key(path, username); int ipos; if (!_indices.TryGetValue(key, out ipos)) { return; } Debug.Assert(ipos >= 0 && ipos < _values.Count); _indices.Remove(key); try { _values.RemoveAt(ipos); } catch { // Roll back the first addition to make the whole addition atomic _indices.Add(key, ipos); throw; } // Readjust the values' indices by -1 where the indices are greater than the removed index ArrayList al = new ArrayList(); foreach(KeyValuePair de in _indices) { if (de.Value > ipos) { al.Add(de.Key); } } foreach (Key k in al) { _indices[k] = ((int) _indices[k]) - 1; } } public void SetReadOnly() { if (_readOnly) { return; } _readOnly = true; _values = ArrayList.ReadOnly(_values); } public object SyncRoot { get { return this; } } void ICollection.CopyTo(Array array, int index) { _values.CopyTo(array, index); } [Serializable] private sealed class Key { public string Path; public string Username; internal Key(string path, string username) { Debug.Assert(path != null); Path = path; Username = username; } } [Serializable] private sealed class KeyComparer : IEqualityComparer { internal static readonly IEqualityComparer Default = new KeyComparer(); bool IEqualityComparer .Equals(Key x, Key y) { return (Compare(x, y) == 0); } int IEqualityComparer .GetHashCode(Key key) { if (key == null) { return 0; } Debug.Assert(key.Path != null); int pathHashCode = key.Path.ToLowerInvariant().GetHashCode(); int usernameHashCode = 0; if (key.Username != null) { usernameHashCode = key.Username.ToLowerInvariant().GetHashCode(); } return HashCodeCombiner.CombineHashCodes(pathHashCode, usernameHashCode); } private int Compare(Key x, Key y) { if (x == null && y == null) { return 0; } if (x == null) { return -1; } if (y == null) { return 1; } int pathDiff = String.Compare(x.Path, y.Path, StringComparison.OrdinalIgnoreCase); if (pathDiff != 0) { return pathDiff; } else { return String.Compare(x.Username, y.Username, StringComparison.OrdinalIgnoreCase); } } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls.WebParts { using System; using System.Collections; using System.Collections.Generic; using System.Security.Permissions; using System.Web.Util; [Serializable] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class PersonalizationStateInfoCollection : ICollection { private Dictionary_indices; private bool _readOnly; // Tried to use the generic type List instead, but it's readonly // implementation returns a different type that is not assignable to List . // That would require to maintain two different fields, one for the readonly // collection when set and one for the modifiable collection version. // // So, the cleaner solution is to use ArrayList, though it might have a // slightly slower perf because of explicit casting. private ArrayList _values; public PersonalizationStateInfoCollection() { _indices = new Dictionary (KeyComparer.Default); _values = new ArrayList(); } public int Count { get { return _values.Count; } } public PersonalizationStateInfo this[string path, string username] { get { if (path == null) { throw new ArgumentNullException("path"); } Key key = new Key(path, username); int index; if (!_indices.TryGetValue(key, out index)) { return null; } return (PersonalizationStateInfo) _values[index]; } } public PersonalizationStateInfo this[int index] { get { return (PersonalizationStateInfo) _values[index]; } } public void Add(PersonalizationStateInfo data) { if (data == null) { throw new ArgumentNullException("data"); } Key key; UserPersonalizationStateInfo userData = data as UserPersonalizationStateInfo; if (userData != null) { key = new Key(userData.Path, userData.Username); } else { key = new Key(data.Path, null); } // VSWhidbey 376063: avoid key duplicate, we check here first before we add. if (_indices.ContainsKey(key)) { if (userData != null) { throw new ArgumentException(SR.GetString( SR.PersonalizationStateInfoCollection_CouldNotAddUserStateInfo, key.Path, key.Username)); } else { throw new ArgumentException(SR.GetString( SR.PersonalizationStateInfoCollection_CouldNotAddSharedStateInfo, key.Path)); } } int pos = _values.Add(data); try { _indices.Add(key, pos); } catch { // Roll back the first addition to make the whole addition atomic _values.RemoveAt(pos); throw; } } public void Clear() { _values.Clear(); _indices.Clear(); } public void CopyTo(PersonalizationStateInfo[] array, int index) { _values.CopyTo(array, index); } public IEnumerator GetEnumerator() { return _values.GetEnumerator(); } public bool IsSynchronized { get { return false; } } public void Remove(string path, string username) { if (path == null) { throw new ArgumentNullException("path"); } Key key = new Key(path, username); int ipos; if (!_indices.TryGetValue(key, out ipos)) { return; } Debug.Assert(ipos >= 0 && ipos < _values.Count); _indices.Remove(key); try { _values.RemoveAt(ipos); } catch { // Roll back the first addition to make the whole addition atomic _indices.Add(key, ipos); throw; } // Readjust the values' indices by -1 where the indices are greater than the removed index ArrayList al = new ArrayList(); foreach(KeyValuePair de in _indices) { if (de.Value > ipos) { al.Add(de.Key); } } foreach (Key k in al) { _indices[k] = ((int) _indices[k]) - 1; } } public void SetReadOnly() { if (_readOnly) { return; } _readOnly = true; _values = ArrayList.ReadOnly(_values); } public object SyncRoot { get { return this; } } void ICollection.CopyTo(Array array, int index) { _values.CopyTo(array, index); } [Serializable] private sealed class Key { public string Path; public string Username; internal Key(string path, string username) { Debug.Assert(path != null); Path = path; Username = username; } } [Serializable] private sealed class KeyComparer : IEqualityComparer { internal static readonly IEqualityComparer Default = new KeyComparer(); bool IEqualityComparer .Equals(Key x, Key y) { return (Compare(x, y) == 0); } int IEqualityComparer .GetHashCode(Key key) { if (key == null) { return 0; } Debug.Assert(key.Path != null); int pathHashCode = key.Path.ToLowerInvariant().GetHashCode(); int usernameHashCode = 0; if (key.Username != null) { usernameHashCode = key.Username.ToLowerInvariant().GetHashCode(); } return HashCodeCombiner.CombineHashCodes(pathHashCode, usernameHashCode); } private int Compare(Key x, Key y) { if (x == null && y == null) { return 0; } if (x == null) { return -1; } if (y == null) { return 1; } int pathDiff = String.Compare(x.Path, y.Path, StringComparison.OrdinalIgnoreCase); if (pathDiff != 0) { return pathDiff; } else { return String.Compare(x.Username, y.Username, StringComparison.OrdinalIgnoreCase); } } } } } // 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
- EntityCommandExecutionException.cs
- TextStore.cs
- ToolStripSeparatorRenderEventArgs.cs
- CurrentTimeZone.cs
- Vector3DAnimation.cs
- Size3DConverter.cs
- WindowsRebar.cs
- CustomErrorsSection.cs
- PowerEase.cs
- ProfilePropertySettings.cs
- ItemsPresenter.cs
- TextWriterTraceListener.cs
- FlowNode.cs
- Tool.cs
- LinkUtilities.cs
- ConfigViewGenerator.cs
- UdpChannelListener.cs
- DataGridAddNewRow.cs
- ApplicationManager.cs
- ResourcesGenerator.cs
- AxHost.cs
- Win32.cs
- ValidatedControlConverter.cs
- ButtonField.cs
- Console.cs
- StrokeCollectionDefaultValueFactory.cs
- XmlDocumentType.cs
- WebConvert.cs
- EventMemberCodeDomSerializer.cs
- CodeStatementCollection.cs
- StandardOleMarshalObject.cs
- KeyConstraint.cs
- WindowsNonControl.cs
- MediaPlayer.cs
- ListViewItem.cs
- XmlWriterSettings.cs
- TimeManager.cs
- XmlSignificantWhitespace.cs
- StorageAssociationSetMapping.cs
- WebBrowserUriTypeConverter.cs
- BindValidator.cs
- PlatformCulture.cs
- HtmlInputText.cs
- WebPartVerbCollection.cs
- Typeface.cs
- DefaultTypeArgumentAttribute.cs
- BadImageFormatException.cs
- WebPartZoneBase.cs
- RemoteWebConfigurationHostStream.cs
- ToolBarButtonClickEvent.cs
- LogWriteRestartAreaAsyncResult.cs
- PhysicalOps.cs
- LinearKeyFrames.cs
- CompositeFontParser.cs
- DataRow.cs
- sqlstateclientmanager.cs
- ValueExpressions.cs
- QilLiteral.cs
- ListControl.cs
- HttpPostedFile.cs
- HostedTcpTransportManager.cs
- CodeDOMProvider.cs
- IisNotInstalledException.cs
- PropertyDescriptorCollection.cs
- SoapElementAttribute.cs
- SecurityToken.cs
- AssemblyName.cs
- ByteKeyFrameCollection.cs
- NavigatingCancelEventArgs.cs
- LoadedOrUnloadedOperation.cs
- Roles.cs
- ActionFrame.cs
- ParenExpr.cs
- RectAnimationUsingKeyFrames.cs
- DataIdProcessor.cs
- InstanceKeyCompleteException.cs
- HttpsTransportElement.cs
- ResolveCriteria11.cs
- ResolveNextArgumentWorkItem.cs
- StrokeFIndices.cs
- XPathPatternParser.cs
- LinkLabelLinkClickedEvent.cs
- RowVisual.cs
- NeedSkipTokenVisitor.cs
- CrossAppDomainChannel.cs
- WebPartConnectionsEventArgs.cs
- BulletChrome.cs
- RouteParameter.cs
- UrlPath.cs
- ToolStripProfessionalLowResolutionRenderer.cs
- PngBitmapDecoder.cs
- Paragraph.cs
- parserscommon.cs
- TransportReplyChannelAcceptor.cs
- ConsumerConnectionPoint.cs
- RemoteWebConfigurationHostStream.cs
- CachedFontFace.cs
- FlowLayout.cs
- StandardBindingReliableSessionElement.cs
- PrintSchema.cs