Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Security / Principal / IRCollection.cs / 1305376 / IRCollection.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== //[....] namespace System.Security.Principal { using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics.Contracts; using System.Security.Permissions; [System.Runtime.InteropServices.ComVisible(false)] public class IdentityReferenceCollection : ICollection{ #region Private members // // Container enumerated by this collection // private List _Identities; #endregion #region Constructors // // Creates an empty collection of default size // public IdentityReferenceCollection() : this( 0 ) { } // // Creates an empty collection of given initial size // public IdentityReferenceCollection( int capacity ) { _Identities = new List ( capacity ); } #endregion #region ICollection implementation public void CopyTo( IdentityReference[] array, int offset ) { _Identities.CopyTo( 0, array, offset, Count ); } public int Count { get { return _Identities.Count; } } public bool IsReadOnly { get { return false; } } public void Add( IdentityReference identity ) { if ( identity == null ) { throw new ArgumentNullException( "identity" ); } Contract.EndContractBlock(); _Identities.Add( identity ); } public bool Remove( IdentityReference identity ) { if ( identity == null ) { throw new ArgumentNullException( "identity" ); } Contract.EndContractBlock(); if ( Contains( identity )) { _Identities.Remove( identity ); return true; } return false; } public void Clear() { _Identities.Clear(); } public bool Contains( IdentityReference identity ) { if ( identity == null ) { throw new ArgumentNullException( "identity" ); } Contract.EndContractBlock(); return _Identities.Contains( identity ); } #endregion #region IEnumerable implementation IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } public IEnumerator GetEnumerator() { return new IdentityReferenceEnumerator( this ); } #endregion #region Public methods public IdentityReference this[int index] { get { return _Identities[index]; } set { if ( value == null ) { throw new ArgumentNullException( "value" ); } Contract.EndContractBlock(); _Identities[index] = value; } } internal List Identities { get { return _Identities; } } public IdentityReferenceCollection Translate( Type targetType ) { return Translate( targetType, false ); } [SecuritySafeCritical] [SecurityPermission(SecurityAction.Demand, ControlPrincipal = true)] public IdentityReferenceCollection Translate( Type targetType, bool forceSuccess ) { if ( targetType == null ) { throw new ArgumentNullException( "targetType" ); } // // Target type must be a subclass of IdentityReference // if ( !targetType.IsSubclassOf( typeof( IdentityReference ))) { throw new ArgumentException( Environment.GetResourceString( "IdentityReference_MustBeIdentityReference" ), "targetType" ); } Contract.EndContractBlock(); // // if the source collection is empty, just return an empty collection // if (Identities.Count == 0) { return new IdentityReferenceCollection(); } int SourceSidsCount = 0; int SourceNTAccountsCount = 0; // // First, see how many of each of the source types we have. // The cases where source type == target type require no conversion. // for ( int i = 0; i < Identities.Count; i++ ) { Type type = Identities[i].GetType(); if ( type == targetType ) { continue; } else if ( type == typeof( SecurityIdentifier )) { SourceSidsCount += 1; } else if ( type == typeof( NTAccount )) { SourceNTAccountsCount += 1; } else { // // Rare case that we have defined a type of identity reference and // not included it in the code logic above (this is more like a bug in the implementation // but only as long as we do not allow IdentityReference to be subclassed outside of the BCL) // Contract.Assert( false, "Source type is an IdentityReference type which has not been included in translation logic."); throw new SystemException(); } } bool Homogeneous = false; IdentityReferenceCollection SourceSids = null; IdentityReferenceCollection SourceNTAccounts = null; if ( SourceSidsCount == Count ) { Homogeneous = true; SourceSids = this; } else if ( SourceSidsCount > 0 ) { SourceSids = new IdentityReferenceCollection( SourceSidsCount ); } if ( SourceNTAccountsCount == Count ) { Homogeneous = true; SourceNTAccounts = this; } else if ( SourceNTAccountsCount > 0 ) { SourceNTAccounts = new IdentityReferenceCollection( SourceNTAccountsCount ); } // // Repackage only if the source is not homogeneous (contains different source types) // IdentityReferenceCollection Result = null; if ( !Homogeneous ) { Result = new IdentityReferenceCollection( Identities.Count ); for ( int i = 0; i < Identities.Count; i++ ) { IdentityReference id = this[i]; Type type = id.GetType(); if ( type == targetType ) { continue; } else if ( type == typeof( SecurityIdentifier )) { SourceSids.Add( id ); } else if ( type == typeof( NTAccount )) { SourceNTAccounts.Add( id ); } else { // // Rare case that we have defined a type of identity reference and // not included it in the code logic above (this is more like a bug in the implementation // but only as long as we do not allow IdentityReference to be subclassed outside of the BCL) // Contract.Assert( false, "Source type is an IdentityReference type which has not been included in translation logic."); throw new SystemException(); } } } bool someFailed = false; IdentityReferenceCollection TargetSids = null, TargetNTAccounts = null; if ( SourceSidsCount > 0 ) { TargetSids = SecurityIdentifier.Translate( SourceSids, targetType, out someFailed ); if ( Homogeneous && !(forceSuccess && someFailed)) { Result = TargetSids; } } if ( SourceNTAccountsCount > 0 ) { TargetNTAccounts = NTAccount.Translate( SourceNTAccounts, targetType, out someFailed ); if ( Homogeneous && !(forceSuccess && someFailed)) { Result = TargetNTAccounts; } } if (forceSuccess && someFailed) { // // Need to throw an exception here and provide information regarding // which identity references could not be translated to the target type // Result = new IdentityReferenceCollection(); if (TargetSids != null) { foreach (IdentityReference id in TargetSids) { if ( id.GetType() != targetType ) { Result.Add(id); } } } if (TargetNTAccounts != null) { foreach (IdentityReference id in TargetNTAccounts) { if ( id.GetType() != targetType ) { Result.Add(id); } } } throw new IdentityNotMappedException( Environment.GetResourceString("IdentityReference_IdentityNotMapped"), Result); } else if ( !Homogeneous ) { SourceSidsCount = 0; SourceNTAccountsCount = 0; Result = new IdentityReferenceCollection( Identities.Count ); for ( int i = 0; i < Identities.Count; i++ ) { IdentityReference id = this[i]; Type type = id.GetType(); if ( type == targetType ) { Result.Add( id ); } else if ( type == typeof( SecurityIdentifier )) { Result.Add( TargetSids[SourceSidsCount++] ); } else if ( type == typeof( NTAccount )) { Result.Add( TargetNTAccounts[SourceNTAccountsCount++] ); } else { // // Rare case that we have defined a type of identity reference and // not included it in the code logic above (this is more like a bug in the implementation // but only as long as we do not allow IdentityReference to be subclassed outside of the BCL) // Contract.Assert( false, "Source type is an IdentityReference type which has not been included in translation logic."); throw new SystemException(); } } } return Result; } #endregion } [System.Runtime.InteropServices.ComVisible(false)] internal class IdentityReferenceEnumerator : IEnumerator , IDisposable { #region Private members // // Current enumeration index // private int _Current; // // Parent collection // private readonly IdentityReferenceCollection _Collection; #endregion #region Constructors internal IdentityReferenceEnumerator( IdentityReferenceCollection collection ) { if ( collection == null ) { throw new ArgumentNullException( "collection" ); } Contract.EndContractBlock(); _Collection = collection; _Current = -1; } #endregion #region IEnumerator implementation /// object IEnumerator.Current { get { return _Collection.Identities[_Current]; } } public IdentityReference Current { get { return (( IEnumerator )this).Current as IdentityReference; } } public bool MoveNext() { _Current++; return ( _Current < _Collection.Count ); } public void Reset() { _Current = -1; } public void Dispose() { } #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== // [....] namespace System.Security.Principal { using System; using System.Collections; using System.Collections.Generic; using System.Diagnostics.Contracts; using System.Security.Permissions; [System.Runtime.InteropServices.ComVisible(false)] public class IdentityReferenceCollection : ICollection{ #region Private members // // Container enumerated by this collection // private List _Identities; #endregion #region Constructors // // Creates an empty collection of default size // public IdentityReferenceCollection() : this( 0 ) { } // // Creates an empty collection of given initial size // public IdentityReferenceCollection( int capacity ) { _Identities = new List ( capacity ); } #endregion #region ICollection implementation public void CopyTo( IdentityReference[] array, int offset ) { _Identities.CopyTo( 0, array, offset, Count ); } public int Count { get { return _Identities.Count; } } public bool IsReadOnly { get { return false; } } public void Add( IdentityReference identity ) { if ( identity == null ) { throw new ArgumentNullException( "identity" ); } Contract.EndContractBlock(); _Identities.Add( identity ); } public bool Remove( IdentityReference identity ) { if ( identity == null ) { throw new ArgumentNullException( "identity" ); } Contract.EndContractBlock(); if ( Contains( identity )) { _Identities.Remove( identity ); return true; } return false; } public void Clear() { _Identities.Clear(); } public bool Contains( IdentityReference identity ) { if ( identity == null ) { throw new ArgumentNullException( "identity" ); } Contract.EndContractBlock(); return _Identities.Contains( identity ); } #endregion #region IEnumerable implementation IEnumerator IEnumerable.GetEnumerator() { return GetEnumerator(); } public IEnumerator GetEnumerator() { return new IdentityReferenceEnumerator( this ); } #endregion #region Public methods public IdentityReference this[int index] { get { return _Identities[index]; } set { if ( value == null ) { throw new ArgumentNullException( "value" ); } Contract.EndContractBlock(); _Identities[index] = value; } } internal List Identities { get { return _Identities; } } public IdentityReferenceCollection Translate( Type targetType ) { return Translate( targetType, false ); } [SecuritySafeCritical] [SecurityPermission(SecurityAction.Demand, ControlPrincipal = true)] public IdentityReferenceCollection Translate( Type targetType, bool forceSuccess ) { if ( targetType == null ) { throw new ArgumentNullException( "targetType" ); } // // Target type must be a subclass of IdentityReference // if ( !targetType.IsSubclassOf( typeof( IdentityReference ))) { throw new ArgumentException( Environment.GetResourceString( "IdentityReference_MustBeIdentityReference" ), "targetType" ); } Contract.EndContractBlock(); // // if the source collection is empty, just return an empty collection // if (Identities.Count == 0) { return new IdentityReferenceCollection(); } int SourceSidsCount = 0; int SourceNTAccountsCount = 0; // // First, see how many of each of the source types we have. // The cases where source type == target type require no conversion. // for ( int i = 0; i < Identities.Count; i++ ) { Type type = Identities[i].GetType(); if ( type == targetType ) { continue; } else if ( type == typeof( SecurityIdentifier )) { SourceSidsCount += 1; } else if ( type == typeof( NTAccount )) { SourceNTAccountsCount += 1; } else { // // Rare case that we have defined a type of identity reference and // not included it in the code logic above (this is more like a bug in the implementation // but only as long as we do not allow IdentityReference to be subclassed outside of the BCL) // Contract.Assert( false, "Source type is an IdentityReference type which has not been included in translation logic."); throw new SystemException(); } } bool Homogeneous = false; IdentityReferenceCollection SourceSids = null; IdentityReferenceCollection SourceNTAccounts = null; if ( SourceSidsCount == Count ) { Homogeneous = true; SourceSids = this; } else if ( SourceSidsCount > 0 ) { SourceSids = new IdentityReferenceCollection( SourceSidsCount ); } if ( SourceNTAccountsCount == Count ) { Homogeneous = true; SourceNTAccounts = this; } else if ( SourceNTAccountsCount > 0 ) { SourceNTAccounts = new IdentityReferenceCollection( SourceNTAccountsCount ); } // // Repackage only if the source is not homogeneous (contains different source types) // IdentityReferenceCollection Result = null; if ( !Homogeneous ) { Result = new IdentityReferenceCollection( Identities.Count ); for ( int i = 0; i < Identities.Count; i++ ) { IdentityReference id = this[i]; Type type = id.GetType(); if ( type == targetType ) { continue; } else if ( type == typeof( SecurityIdentifier )) { SourceSids.Add( id ); } else if ( type == typeof( NTAccount )) { SourceNTAccounts.Add( id ); } else { // // Rare case that we have defined a type of identity reference and // not included it in the code logic above (this is more like a bug in the implementation // but only as long as we do not allow IdentityReference to be subclassed outside of the BCL) // Contract.Assert( false, "Source type is an IdentityReference type which has not been included in translation logic."); throw new SystemException(); } } } bool someFailed = false; IdentityReferenceCollection TargetSids = null, TargetNTAccounts = null; if ( SourceSidsCount > 0 ) { TargetSids = SecurityIdentifier.Translate( SourceSids, targetType, out someFailed ); if ( Homogeneous && !(forceSuccess && someFailed)) { Result = TargetSids; } } if ( SourceNTAccountsCount > 0 ) { TargetNTAccounts = NTAccount.Translate( SourceNTAccounts, targetType, out someFailed ); if ( Homogeneous && !(forceSuccess && someFailed)) { Result = TargetNTAccounts; } } if (forceSuccess && someFailed) { // // Need to throw an exception here and provide information regarding // which identity references could not be translated to the target type // Result = new IdentityReferenceCollection(); if (TargetSids != null) { foreach (IdentityReference id in TargetSids) { if ( id.GetType() != targetType ) { Result.Add(id); } } } if (TargetNTAccounts != null) { foreach (IdentityReference id in TargetNTAccounts) { if ( id.GetType() != targetType ) { Result.Add(id); } } } throw new IdentityNotMappedException( Environment.GetResourceString("IdentityReference_IdentityNotMapped"), Result); } else if ( !Homogeneous ) { SourceSidsCount = 0; SourceNTAccountsCount = 0; Result = new IdentityReferenceCollection( Identities.Count ); for ( int i = 0; i < Identities.Count; i++ ) { IdentityReference id = this[i]; Type type = id.GetType(); if ( type == targetType ) { Result.Add( id ); } else if ( type == typeof( SecurityIdentifier )) { Result.Add( TargetSids[SourceSidsCount++] ); } else if ( type == typeof( NTAccount )) { Result.Add( TargetNTAccounts[SourceNTAccountsCount++] ); } else { // // Rare case that we have defined a type of identity reference and // not included it in the code logic above (this is more like a bug in the implementation // but only as long as we do not allow IdentityReference to be subclassed outside of the BCL) // Contract.Assert( false, "Source type is an IdentityReference type which has not been included in translation logic."); throw new SystemException(); } } } return Result; } #endregion } [System.Runtime.InteropServices.ComVisible(false)] internal class IdentityReferenceEnumerator : IEnumerator , IDisposable { #region Private members // // Current enumeration index // private int _Current; // // Parent collection // private readonly IdentityReferenceCollection _Collection; #endregion #region Constructors internal IdentityReferenceEnumerator( IdentityReferenceCollection collection ) { if ( collection == null ) { throw new ArgumentNullException( "collection" ); } Contract.EndContractBlock(); _Collection = collection; _Current = -1; } #endregion #region IEnumerator implementation /// object IEnumerator.Current { get { return _Collection.Identities[_Current]; } } public IdentityReference Current { get { return (( IEnumerator )this).Current as IdentityReference; } } public bool MoveNext() { _Current++; return ( _Current < _Collection.Count ); } public void Reset() { _Current = -1; } public void Dispose() { } #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
- ToolStripPanelCell.cs
- TransformerInfo.cs
- DictionaryEntry.cs
- ServiceNameElement.cs
- NavigatorInput.cs
- XmlSchemaAttributeGroup.cs
- StringOutput.cs
- InProcStateClientManager.cs
- TypeInformation.cs
- LinqDataSourceEditData.cs
- EntitySetRetriever.cs
- TextParagraphProperties.cs
- CharacterMetricsDictionary.cs
- SingleStorage.cs
- MetafileHeader.cs
- BindableAttribute.cs
- Polygon.cs
- PackageDigitalSignature.cs
- MouseEventArgs.cs
- activationcontext.cs
- DataComponentGenerator.cs
- XmlTextWriter.cs
- QilReference.cs
- SpanIndex.cs
- CriticalFinalizerObject.cs
- IntegrationExceptionEventArgs.cs
- TableLayoutStyleCollection.cs
- BooleanFunctions.cs
- StrongNameMembershipCondition.cs
- BasicExpressionVisitor.cs
- SectionRecord.cs
- Stacktrace.cs
- ComboBox.cs
- TypeExtensionSerializer.cs
- XmlMapping.cs
- GradientSpreadMethodValidation.cs
- Section.cs
- userdatakeys.cs
- DbProviderFactoriesConfigurationHandler.cs
- KeyboardNavigation.cs
- DataSourceXmlClassAttribute.cs
- TargetFrameworkAttribute.cs
- DocumentApplicationJournalEntry.cs
- BrowserCapabilitiesCodeGenerator.cs
- Avt.cs
- Int32Converter.cs
- RNGCryptoServiceProvider.cs
- UIAgentCrashedException.cs
- IndentedWriter.cs
- HttpContext.cs
- GridViewDeletedEventArgs.cs
- HtmlTitle.cs
- PointLight.cs
- MultiTrigger.cs
- PolicyLevel.cs
- BrowserCapabilitiesFactoryBase.cs
- RegexRunner.cs
- HttpVersion.cs
- XmlSchemaIdentityConstraint.cs
- _LazyAsyncResult.cs
- ExternalCalls.cs
- SqlConnectionHelper.cs
- CheckBoxBaseAdapter.cs
- InputProcessorProfilesLoader.cs
- HostingEnvironmentException.cs
- Transaction.cs
- AutomationIdentifierGuids.cs
- RegistrationServices.cs
- WebPartTransformerAttribute.cs
- ResourceDescriptionAttribute.cs
- NTAccount.cs
- CustomWebEventKey.cs
- EncodingTable.cs
- XsdValidatingReader.cs
- FileSecurity.cs
- SettingsPropertyIsReadOnlyException.cs
- StatusBar.cs
- ExpressionBindingCollection.cs
- SqlStatistics.cs
- _NestedMultipleAsyncResult.cs
- HashHelper.cs
- ProcessModuleCollection.cs
- ProcessHostFactoryHelper.cs
- BamlResourceDeserializer.cs
- AxisAngleRotation3D.cs
- TextPatternIdentifiers.cs
- InsufficientMemoryException.cs
- PropertySegmentSerializationProvider.cs
- GridViewSortEventArgs.cs
- XPathItem.cs
- ScriptBehaviorDescriptor.cs
- SqlClientWrapperSmiStream.cs
- JobDuplex.cs
- SolidColorBrush.cs
- DataGridViewIntLinkedList.cs
- DataControlFieldHeaderCell.cs
- BinaryUtilClasses.cs
- XsltException.cs
- LinqDataView.cs
- TreeChangeInfo.cs