Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Base / MS / Internal / IO / Packaging / CompoundFile / UserUseLicenseDictionaryLoader.cs / 1305600 / 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: LGolding: Initial implementation. // 03/08/2006: IgorBel: 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
- DataControlField.cs
- WebUtil.cs
- SelectionItemPattern.cs
- QueryOptionExpression.cs
- AssociatedControlConverter.cs
- SHA512Managed.cs
- WindowsFormsHelpers.cs
- LinkTarget.cs
- BindingWorker.cs
- ResourcePropertyMemberCodeDomSerializer.cs
- FixedSOMFixedBlock.cs
- ConcurrentDictionary.cs
- CodeAccessSecurityEngine.cs
- AttributeQuery.cs
- HttpWrapper.cs
- SafeFindHandle.cs
- DSASignatureFormatter.cs
- TextViewSelectionProcessor.cs
- PeerApplication.cs
- SoapTypeAttribute.cs
- Qualifier.cs
- NameValuePair.cs
- XmlWellformedWriter.cs
- AppSettingsReader.cs
- RootContext.cs
- ConfigurationPropertyCollection.cs
- TaiwanCalendar.cs
- SrgsElementFactory.cs
- ConfigXmlDocument.cs
- PerformanceCounterLib.cs
- MobileListItemCollection.cs
- OleDbConnection.cs
- ZoneLinkButton.cs
- HistoryEventArgs.cs
- CheckableControlBaseAdapter.cs
- DataGridViewRowCollection.cs
- CompiledQuery.cs
- PropertyCondition.cs
- BrowserInteropHelper.cs
- CollectionBuilder.cs
- DataColumnChangeEvent.cs
- CommonXSendMessage.cs
- ExtendedProperty.cs
- FixedDocumentPaginator.cs
- JoinTreeSlot.cs
- Cursors.cs
- Rectangle.cs
- TransactedReceiveScope.cs
- SectionInformation.cs
- WindowsUpDown.cs
- sitestring.cs
- CharacterShapingProperties.cs
- ping.cs
- BuildTopDownAttribute.cs
- NonParentingControl.cs
- ObjectDataSource.cs
- WinEventQueueItem.cs
- HelpExampleGenerator.cs
- IteratorFilter.cs
- PersonalizableTypeEntry.cs
- SpellerInterop.cs
- ProfileInfo.cs
- DataGridViewLinkColumn.cs
- SoapExtension.cs
- RadioButtonBaseAdapter.cs
- CngProperty.cs
- VariableAction.cs
- TextRangeSerialization.cs
- XMLSyntaxException.cs
- EntityException.cs
- SortAction.cs
- InternalPermissions.cs
- Label.cs
- Int32.cs
- PathSegment.cs
- messageonlyhwndwrapper.cs
- ArrayWithOffset.cs
- Dynamic.cs
- TemplateField.cs
- QilLoop.cs
- mongolianshape.cs
- MemberMaps.cs
- RuleValidation.cs
- PropertyGridView.cs
- AppManager.cs
- WorkflowIdleElement.cs
- RegexCompiler.cs
- OpenTypeMethods.cs
- CaseInsensitiveHashCodeProvider.cs
- ExceptionTrace.cs
- IRCollection.cs
- ZipFileInfoCollection.cs
- SiteOfOriginContainer.cs
- GridViewUpdatedEventArgs.cs
- ProjectionPathSegment.cs
- HttpCapabilitiesEvaluator.cs
- StandardOleMarshalObject.cs
- ADRole.cs
- TextBoxLine.cs
- SystemUnicastIPAddressInformation.cs