Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Framework / MS / Internal / Annotations / Serializer.cs / 1 / Serializer.cs
//------------------------------------------------------------------------------ // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: // Serializer performs the boot-strapping to call the public implementations // of IXmlSerializable for the Annotation object model. This would normally // be done by XmlSerializer but its slow and causes an assembly to be generated // at runtime. API-wise third-parties can still use XmlSerializer but we // choose not to for our purposes. // // History: // 08/26/2004: rruiz: Added new serializer class. // //----------------------------------------------------------------------------- using System; using System.Diagnostics; using System.Reflection; using System.Windows.Annotations.Storage; using System.Xml; using System.Xml.Schema; using System.Xml.Serialization; using MS.Internal; namespace MS.Internal.Annotations { ////// Serializer class for Annotation object model. All entities /// in the object model implement IXmlSerializable (or are /// contained and serialized by an entity that does). This class /// does the simple boot-strapping for serializing/deserializing /// of the object model. This lets us get by without paying the /// cost of XmlSerializer (which generates a run-time assembly). /// internal class Serializer { ////// Creates an instance of the serializer for the specified type. /// We use the type to get the default constructor and the type's /// element name and namespace. This constructor expects the /// type to be attributed with XmlRootAttribute (as all serializable /// classes in the object model are). /// /// the type to be serialized by this instance public Serializer(Type type) { Invariant.Assert(type != null); // Find the XmlRootAttribute for the type object[] attributes = type.GetCustomAttributes(false); foreach (object obj in attributes) { _attribute = obj as XmlRootAttribute; if (_attribute != null) break; } Invariant.Assert(_attribute != null, "Internal Serializer used for a type with no XmlRootAttribute."); // Get the default constructor for the type _ctor = type.GetConstructor(new Type[0]); } ////// Serializes the object to the specified XmlWriter. /// /// writer to serialize to /// object to serialize public void Serialize(XmlWriter writer, object obj) { Invariant.Assert(writer != null && obj != null); IXmlSerializable serializable = obj as IXmlSerializable; Invariant.Assert(serializable != null, "Internal Serializer used for a type that isn't IXmlSerializable."); writer.WriteStartElement(_attribute.ElementName, _attribute.Namespace); serializable.WriteXml(writer); writer.WriteEndElement(); } ////// Deserializes the next object from the reader. The /// reader is expected to be positioned on a node that /// can be deserialized into the type this serializer /// was instantiated for. /// /// reader to deserialize from ///an instance of the type this serializer was instanted /// for with values retrieved from the reader public object Deserialize(XmlReader reader) { Invariant.Assert(reader != null); IXmlSerializable serializable = (IXmlSerializable)_ctor.Invoke(new object[0]); // If this is a brand-new stream we need to jump into it if (reader.ReadState == ReadState.Initial) { reader.Read(); } serializable.ReadXml(reader); return serializable; } // XmlRootAttribute - specifies the ElementName and Namespace for // the node to read/write private XmlRootAttribute _attribute; // Constructor used to create instances when deserializing private ConstructorInfo _ctor; } } // 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: // Serializer performs the boot-strapping to call the public implementations // of IXmlSerializable for the Annotation object model. This would normally // be done by XmlSerializer but its slow and causes an assembly to be generated // at runtime. API-wise third-parties can still use XmlSerializer but we // choose not to for our purposes. // // History: // 08/26/2004: rruiz: Added new serializer class. // //----------------------------------------------------------------------------- using System; using System.Diagnostics; using System.Reflection; using System.Windows.Annotations.Storage; using System.Xml; using System.Xml.Schema; using System.Xml.Serialization; using MS.Internal; namespace MS.Internal.Annotations { ////// Serializer class for Annotation object model. All entities /// in the object model implement IXmlSerializable (or are /// contained and serialized by an entity that does). This class /// does the simple boot-strapping for serializing/deserializing /// of the object model. This lets us get by without paying the /// cost of XmlSerializer (which generates a run-time assembly). /// internal class Serializer { ////// Creates an instance of the serializer for the specified type. /// We use the type to get the default constructor and the type's /// element name and namespace. This constructor expects the /// type to be attributed with XmlRootAttribute (as all serializable /// classes in the object model are). /// /// the type to be serialized by this instance public Serializer(Type type) { Invariant.Assert(type != null); // Find the XmlRootAttribute for the type object[] attributes = type.GetCustomAttributes(false); foreach (object obj in attributes) { _attribute = obj as XmlRootAttribute; if (_attribute != null) break; } Invariant.Assert(_attribute != null, "Internal Serializer used for a type with no XmlRootAttribute."); // Get the default constructor for the type _ctor = type.GetConstructor(new Type[0]); } ////// Serializes the object to the specified XmlWriter. /// /// writer to serialize to /// object to serialize public void Serialize(XmlWriter writer, object obj) { Invariant.Assert(writer != null && obj != null); IXmlSerializable serializable = obj as IXmlSerializable; Invariant.Assert(serializable != null, "Internal Serializer used for a type that isn't IXmlSerializable."); writer.WriteStartElement(_attribute.ElementName, _attribute.Namespace); serializable.WriteXml(writer); writer.WriteEndElement(); } ////// Deserializes the next object from the reader. The /// reader is expected to be positioned on a node that /// can be deserialized into the type this serializer /// was instantiated for. /// /// reader to deserialize from ///an instance of the type this serializer was instanted /// for with values retrieved from the reader public object Deserialize(XmlReader reader) { Invariant.Assert(reader != null); IXmlSerializable serializable = (IXmlSerializable)_ctor.Invoke(new object[0]); // If this is a brand-new stream we need to jump into it if (reader.ReadState == ReadState.Initial) { reader.Read(); } serializable.ReadXml(reader); return serializable; } // XmlRootAttribute - specifies the ElementName and Namespace for // the node to read/write private XmlRootAttribute _attribute; // Constructor used to create instances when deserializing private ConstructorInfo _ctor; } } // 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
- DependencyPropertyKey.cs
- PropertyEmitter.cs
- SkewTransform.cs
- DuplicateWaitObjectException.cs
- MessageEncoderFactory.cs
- ListView.cs
- DesignerVerbCollection.cs
- NativeMethods.cs
- InfoCardRSAPKCS1SignatureDeformatter.cs
- SpeechSeg.cs
- EdmToObjectNamespaceMap.cs
- LayoutInformation.cs
- XmlAtomicValue.cs
- MDIClient.cs
- IResourceProvider.cs
- RelationshipEnd.cs
- Object.cs
- infer.cs
- MenuAdapter.cs
- XmlReflectionImporter.cs
- XmlSchemaInferenceException.cs
- GlyphingCache.cs
- ImmComposition.cs
- SelectedDatesCollection.cs
- TextControl.cs
- RootAction.cs
- QueryOperationResponseOfT.cs
- TargetException.cs
- PixelFormat.cs
- ServicePoint.cs
- FactoryGenerator.cs
- BitVector32.cs
- OleDbConnectionPoolGroupProviderInfo.cs
- tooltip.cs
- BrowserCapabilitiesFactoryBase.cs
- InertiaRotationBehavior.cs
- SqlDataReaderSmi.cs
- CatalogPartChrome.cs
- XamlClipboardData.cs
- SecurityKeyIdentifier.cs
- AttributeProviderAttribute.cs
- SystemGatewayIPAddressInformation.cs
- CultureInfo.cs
- MarginCollapsingState.cs
- HTMLTagNameToTypeMapper.cs
- MemberInfoSerializationHolder.cs
- CodeSnippetStatement.cs
- MediaContext.cs
- MemberDomainMap.cs
- Vector3DValueSerializer.cs
- HtmlHistory.cs
- InheritanceContextHelper.cs
- DbCommandTree.cs
- ArrayWithOffset.cs
- DatePicker.cs
- DBConnectionString.cs
- mactripleDES.cs
- ReadOnlyDataSource.cs
- SpanIndex.cs
- rsa.cs
- PartialCachingAttribute.cs
- TableParagraph.cs
- JsonGlobals.cs
- CqlGenerator.cs
- FileSystemWatcher.cs
- StickyNoteContentControl.cs
- WizardForm.cs
- EncoderBestFitFallback.cs
- CookieProtection.cs
- brushes.cs
- Transform3DGroup.cs
- ChannelServices.cs
- ParallelRangeManager.cs
- DependencyPropertyAttribute.cs
- WhereaboutsReader.cs
- HTMLTextWriter.cs
- webproxy.cs
- CodePrimitiveExpression.cs
- EventMap.cs
- ToolStripDropDown.cs
- TraceContextEventArgs.cs
- CompressionTransform.cs
- ChangesetResponse.cs
- odbcmetadatafactory.cs
- UrlParameterWriter.cs
- SessionParameter.cs
- DesignerOptionService.cs
- ContextBase.cs
- Cursors.cs
- ButtonFlatAdapter.cs
- SQLDoubleStorage.cs
- DataGridViewRowCancelEventArgs.cs
- FontStyles.cs
- WeakHashtable.cs
- SqlMethodTransformer.cs
- CustomAttributeBuilder.cs
- IntSecurity.cs
- SerialErrors.cs
- DataGridPageChangedEventArgs.cs
- ExtensionQuery.cs