Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Base / MS / Internal / IO / Packaging / CompoundFile / UserUseLicenseDictionaryLoader.cs / 1 / UserUseLicenseDictionaryLoader.cs
//------------------------------------------------------------------------------ // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // This class is a helper to load a set of associations between a user and the use license // granted to that user. // // History: // 04/19/2005: [....]: Initial implementation. // 03/08/2006: [....]: switch from a dictionary to a Load helper // // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.Generic; using System.Collections.Specialized; using System.Text; using System.IO; using System.IO.Packaging; using System.Windows; using System.Security.RightsManagement; using MS.Internal; namespace MS.Internal.IO.Packaging.CompoundFile { internal class UserUseLicenseDictionaryLoader { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors ////// Constructor. /// internal UserUseLicenseDictionaryLoader(RightsManagementEncryptionTransform rmet) { _dict = new Dictionary(ContentUser._contentUserComparer); // // This constructor is only called from RightsManagementEncryptionTransform // .GetEmbeddedUseLicenses. That method passes "this" as the parameter. // So it can't possibly be null. // Invariant.Assert(rmet != null); Load(rmet); } #endregion Constructors //------------------------------------------------------ // // Internal Properties // //----------------------------------------------------- #region Internal Properties internal Dictionary LoadedDictionary { get { return _dict; } } #endregion Internal Properties //------------------------------------------------------ // // Private Methods // //------------------------------------------------------ #region Private Methods /// /// Load the contents of the dictionary from the compound file. /// /// /// The object that knows how to load use license data from the compound file. /// ////// If private void Load(RightsManagementEncryptionTransform rmet ) { rmet.EnumUseLicenseStreams( new RightsManagementEncryptionTransform.UseLicenseStreamCallback( this.AddUseLicenseFromStreamToDictionary ), null ); } ///is null. /// /// Callback function used by Load. Called once for each use license stream /// in the compound file. Extracts the user and use license from the specified /// stream. /// /// /// The object that knows how to extract license information from the compound file. /// /// /// The stream containing the user/user license pair to be added to the dictionary. /// /// /// Caller-supplied parameter to EnumUseLicenseStreams. Not used. /// /// /// Set to true if the callback function wants to stop the enumeration. This callback /// function never wants to stop the enumeration, so this parameter is not used. /// private void AddUseLicenseFromStreamToDictionary( RightsManagementEncryptionTransform rmet, StreamInfo si, object param, ref bool stop ) { ContentUser user; using (Stream stream = si.GetStream(FileMode.Open, FileAccess.Read)) { using(BinaryReader utf8Reader = new BinaryReader(stream, _utf8Encoding)) { UseLicense useLicense = rmet.LoadUseLicenseAndUserFromStream(utf8Reader, out user); _dict.Add(user, useLicense); } } } #endregion Private Methods //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields // // The object that provides the implementation of the IDictionary methods. // private Dictionary_dict; // // Text encoding object used to read or write publish licenses and use licenses. // private UTF8Encoding _utf8Encoding = new UTF8Encoding(); #endregion Private Fields } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- TransactionContextValidator.cs
- AsymmetricSecurityProtocolFactory.cs
- GeneralTransform3DGroup.cs
- TextSegment.cs
- BaseTransportHeaders.cs
- ApplicationServiceHelper.cs
- SystemResources.cs
- KnownTypeDataContractResolver.cs
- PropertyHelper.cs
- XmlSchemaCollection.cs
- ListViewPagedDataSource.cs
- ICspAsymmetricAlgorithm.cs
- SettingsPropertyValueCollection.cs
- Ipv6Element.cs
- CreateUserErrorEventArgs.cs
- TableItemPattern.cs
- EventItfInfo.cs
- DataBindingHandlerAttribute.cs
- SmiMetaData.cs
- basecomparevalidator.cs
- AssemblyCollection.cs
- ObjectHelper.cs
- AnimationException.cs
- CommaDelimitedStringAttributeCollectionConverter.cs
- ValidationError.cs
- SizeKeyFrameCollection.cs
- DataGridViewCheckBoxCell.cs
- XmlNode.cs
- RelationshipEndMember.cs
- VideoDrawing.cs
- XmlValueConverter.cs
- ResourcesBuildProvider.cs
- TextAutomationPeer.cs
- SchemaNames.cs
- RegexCompilationInfo.cs
- SqlAggregateChecker.cs
- UnauthorizedAccessException.cs
- EntityContainer.cs
- Vector3DKeyFrameCollection.cs
- Metafile.cs
- GetReadStreamResult.cs
- PublisherMembershipCondition.cs
- SingleConverter.cs
- SerTrace.cs
- SafeMemoryMappedFileHandle.cs
- EventDescriptorCollection.cs
- Unit.cs
- TextServicesCompartmentEventSink.cs
- SmiMetaDataProperty.cs
- HttpCacheVary.cs
- AttachmentCollection.cs
- InfoCardArgumentException.cs
- BufferedGraphics.cs
- ColorConverter.cs
- Material.cs
- CommandBinding.cs
- LayoutExceptionEventArgs.cs
- ListSortDescriptionCollection.cs
- UnionExpr.cs
- SystemIcmpV4Statistics.cs
- StylusPointProperties.cs
- CodeMemberField.cs
- ThrowHelper.cs
- ClientCultureInfo.cs
- FunctionCommandText.cs
- CodeConditionStatement.cs
- VariableReference.cs
- RegexCaptureCollection.cs
- NoResizeSelectionBorderGlyph.cs
- TextParagraphProperties.cs
- AsymmetricSignatureDeformatter.cs
- CompilerInfo.cs
- SendMessageChannelCache.cs
- Compiler.cs
- ResourceDisplayNameAttribute.cs
- SpeakCompletedEventArgs.cs
- DoubleLink.cs
- SafeSecurityHelper.cs
- Repeater.cs
- BulletDecorator.cs
- Focus.cs
- ObjectTag.cs
- ExtenderProvidedPropertyAttribute.cs
- BooleanStorage.cs
- Pens.cs
- RuntimeCompatibilityAttribute.cs
- ReachPageContentSerializerAsync.cs
- MimeParameterWriter.cs
- HandleCollector.cs
- RelatedCurrencyManager.cs
- ServiceElementCollection.cs
- TextDecorationCollection.cs
- PointLight.cs
- UnionCodeGroup.cs
- ConstraintConverter.cs
- CodeConditionStatement.cs
- CheckBoxList.cs
- CacheSection.cs
- ArrangedElementCollection.cs
- ThemeInfoAttribute.cs