Code:
/ 4.0 / 4.0 / 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. //------------------------------------------------------------------------------ // // // 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
- State.cs
- NameTable.cs
- AnimationClock.cs
- WebServiceMethodData.cs
- IndependentAnimationStorage.cs
- ChtmlTextBoxAdapter.cs
- FacetDescription.cs
- SiteMapNodeItem.cs
- LocalClientSecuritySettingsElement.cs
- DynamicDocumentPaginator.cs
- util.cs
- HttpProfileGroupBase.cs
- Psha1DerivedKeyGenerator.cs
- URLString.cs
- MulticastNotSupportedException.cs
- IntSecurity.cs
- TextChange.cs
- LogLogRecordHeader.cs
- SourceFileBuildProvider.cs
- ContextQuery.cs
- DoubleAnimationUsingPath.cs
- AutomationElement.cs
- ChangeTracker.cs
- ConnectionsZoneDesigner.cs
- PackageDigitalSignature.cs
- AssociationTypeEmitter.cs
- EventSinkActivity.cs
- FixedSOMTableCell.cs
- AssociatedControlConverter.cs
- oledbmetadatacolumnnames.cs
- TempEnvironment.cs
- DecoderFallback.cs
- ContractListAdapter.cs
- RecommendedAsConfigurableAttribute.cs
- Int32AnimationUsingKeyFrames.cs
- Help.cs
- WebMethodAttribute.cs
- QuaternionRotation3D.cs
- CodeDirectionExpression.cs
- TextRangeAdaptor.cs
- ParameterCollection.cs
- NullableConverter.cs
- BasicCellRelation.cs
- SystemThemeKey.cs
- DesignTimeXamlWriter.cs
- ChannelBuilder.cs
- File.cs
- MetadataItemSerializer.cs
- ImageMetadata.cs
- BatchWriter.cs
- DataServiceQuery.cs
- DataFieldEditor.cs
- OleTxTransactionInfo.cs
- ContentIterators.cs
- BoundingRectTracker.cs
- FlowDocumentReader.cs
- VirtualizingStackPanel.cs
- ArgumentException.cs
- UnitySerializationHolder.cs
- Floater.cs
- ComEventsHelper.cs
- SplitterPanel.cs
- CalendarDay.cs
- RadioButton.cs
- FrameworkElementAutomationPeer.cs
- CurrencyWrapper.cs
- Stroke.cs
- WorkflowWebHostingModule.cs
- EventLogTraceListener.cs
- DataControlCommands.cs
- XmlNamedNodeMap.cs
- FixedElement.cs
- TypeDependencyAttribute.cs
- X509ChainElement.cs
- EntityDataSourceWizardForm.cs
- TemplateControlBuildProvider.cs
- XomlDesignerLoader.cs
- EntitySetBaseCollection.cs
- SynchronizingStream.cs
- ColumnMapProcessor.cs
- StringUtil.cs
- Bitmap.cs
- PipeConnection.cs
- ValidateNames.cs
- Margins.cs
- ScrollChrome.cs
- TextDecorationCollection.cs
- EntityDataSourceWizardForm.cs
- MessageDescription.cs
- ProviderUtil.cs
- ScriptRegistrationManager.cs
- TimeZoneInfo.cs
- AppDomainAttributes.cs
- Pkcs7Recipient.cs
- Int64Converter.cs
- DataGridCaption.cs
- NameValuePair.cs
- AppDomainShutdownMonitor.cs
- InlineCollection.cs
- SortExpressionBuilder.cs