Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WCF / Serialization / System / Runtime / Serialization / XmlObjectSerializerWriteContextComplex.cs / 1305376 / XmlObjectSerializerWriteContextComplex.cs
//------------------------------------------------------------ // Copyright (c) Microsoft Corporation. All rights reserved. //----------------------------------------------------------- namespace System.Runtime.Serialization { using System; using System.Collections; using System.Diagnostics; using System.Globalization; using System.IO; using System.Reflection; using System.Text; using System.Xml; using System.Collections.Generic; using System.Security; using System.Security.Permissions; using System.Runtime.CompilerServices; #if USE_REFEMIT public class XmlObjectSerializerWriteContextComplex : XmlObjectSerializerWriteContext #else internal class XmlObjectSerializerWriteContextComplex : XmlObjectSerializerWriteContext #endif { protected IDataContractSurrogate dataContractSurrogate; SerializationMode mode; SerializationBinder binder; ISurrogateSelector surrogateSelector; StreamingContext streamingContext; Hashtable surrogateDataContracts; internal XmlObjectSerializerWriteContextComplex(DataContractSerializer serializer, DataContract rootTypeDataContract, DataContractResolver dataContractResolver) : base(serializer, rootTypeDataContract, dataContractResolver) { this.mode = SerializationMode.SharedContract; this.preserveObjectReferences = serializer.PreserveObjectReferences; this.dataContractSurrogate = serializer.DataContractSurrogate; } internal XmlObjectSerializerWriteContextComplex(NetDataContractSerializer serializer, Hashtable surrogateDataContracts) : base(serializer) { this.mode = SerializationMode.SharedType; this.preserveObjectReferences = true; this.streamingContext = serializer.Context; this.binder = serializer.Binder; this.surrogateSelector = serializer.SurrogateSelector; this.surrogateDataContracts = surrogateDataContracts; } internal XmlObjectSerializerWriteContextComplex(XmlObjectSerializer serializer, int maxItemsInObjectGraph, StreamingContext streamingContext, bool ignoreExtensionDataObject) : base(serializer, maxItemsInObjectGraph, streamingContext, ignoreExtensionDataObject) { } internal override SerializationMode Mode { get { return mode; } } internal override DataContract GetDataContract(RuntimeTypeHandle typeHandle, Type type) { DataContract dataContract = null; if (mode == SerializationMode.SharedType && surrogateSelector != null) { dataContract = NetDataContractSerializer.GetDataContractFromSurrogateSelector(surrogateSelector, streamingContext, typeHandle, type, ref surrogateDataContracts); } if (dataContract != null) { if (this.IsGetOnlyCollection && dataContract is SurrogateDataContract) { throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.GetString(SR.SurrogatesWithGetOnlyCollectionsNotSupportedSerDeser, DataContract.GetClrTypeFullName(dataContract.UnderlyingType)))); } return dataContract; } return base.GetDataContract(typeHandle, type); } internal override DataContract GetDataContract(int id, RuntimeTypeHandle typeHandle) { DataContract dataContract = null; if (mode == SerializationMode.SharedType && surrogateSelector != null) { dataContract = NetDataContractSerializer.GetDataContractFromSurrogateSelector(surrogateSelector, streamingContext, typeHandle, null /*type*/, ref surrogateDataContracts); } if (dataContract != null) { if (this.IsGetOnlyCollection && dataContract is SurrogateDataContract) { throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.GetString(SR.SurrogatesWithGetOnlyCollectionsNotSupportedSerDeser, DataContract.GetClrTypeFullName(dataContract.UnderlyingType)))); } return dataContract; } return base.GetDataContract(id, typeHandle); } internal override DataContract GetDataContractSkipValidation(int typeId, RuntimeTypeHandle typeHandle, Type type) { DataContract dataContract = null; if (mode == SerializationMode.SharedType && surrogateSelector != null) { dataContract = NetDataContractSerializer.GetDataContractFromSurrogateSelector(surrogateSelector, streamingContext, typeHandle, null /*type*/, ref surrogateDataContracts); } if (dataContract != null) { if (this.IsGetOnlyCollection && dataContract is SurrogateDataContract) { throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.GetString(SR.SurrogatesWithGetOnlyCollectionsNotSupportedSerDeser, DataContract.GetClrTypeFullName(dataContract.UnderlyingType)))); } return dataContract; } return base.GetDataContractSkipValidation(typeId, typeHandle, type); } internal override bool WriteClrTypeInfo(XmlWriterDelegator xmlWriter, DataContract dataContract) { if (mode == SerializationMode.SharedType) { NetDataContractSerializer.WriteClrTypeInfo(xmlWriter, dataContract, binder); return true; } return false; } internal override bool WriteClrTypeInfo(XmlWriterDelegator xmlWriter, Type dataContractType, string clrTypeName, string clrAssemblyName) { if (mode == SerializationMode.SharedType) { NetDataContractSerializer.WriteClrTypeInfo(xmlWriter, dataContractType, binder, clrTypeName, clrAssemblyName); return true; } return false; } internal override bool WriteClrTypeInfo(XmlWriterDelegator xmlWriter, Type dataContractType, SerializationInfo serInfo) { if (mode == SerializationMode.SharedType) { NetDataContractSerializer.WriteClrTypeInfo(xmlWriter, dataContractType, binder, serInfo); return true; } return false; } public override void WriteAnyType(XmlWriterDelegator xmlWriter, object value) { if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteAnyType(value); } public override void WriteString(XmlWriterDelegator xmlWriter, string value) { if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteString(value); } public override void WriteString(XmlWriterDelegator xmlWriter, string value, XmlDictionaryString name, XmlDictionaryString ns) { if (value == null) WriteNull(xmlWriter, typeof(string), true/*isMemberTypeSerializable*/, name, ns); else { xmlWriter.WriteStartElementPrimitive(name, ns); if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteString(value); xmlWriter.WriteEndElementPrimitive(); } } public override void WriteBase64(XmlWriterDelegator xmlWriter, byte[] value) { if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteBase64(value); } public override void WriteBase64(XmlWriterDelegator xmlWriter, byte[] value, XmlDictionaryString name, XmlDictionaryString ns) { if (value == null) WriteNull(xmlWriter, typeof(byte[]), true/*isMemberTypeSerializable*/, name, ns); else { xmlWriter.WriteStartElementPrimitive(name, ns); if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteBase64(value); xmlWriter.WriteEndElementPrimitive(); } } public override void WriteUri(XmlWriterDelegator xmlWriter, Uri value) { if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteUri(value); } public override void WriteUri(XmlWriterDelegator xmlWriter, Uri value, XmlDictionaryString name, XmlDictionaryString ns) { if (value == null) WriteNull(xmlWriter, typeof(Uri), true/*isMemberTypeSerializable*/, name, ns); else { xmlWriter.WriteStartElementPrimitive(name, ns); if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteUri(value); xmlWriter.WriteEndElementPrimitive(); } } public override void WriteQName(XmlWriterDelegator xmlWriter, XmlQualifiedName value) { if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteQName(value); } public override void WriteQName(XmlWriterDelegator xmlWriter, XmlQualifiedName value, XmlDictionaryString name, XmlDictionaryString ns) { if (value == null) WriteNull(xmlWriter, typeof(XmlQualifiedName), true/*isMemberTypeSerializable*/, name, ns); else { if (ns != null && ns.Value != null && ns.Value.Length > 0) xmlWriter.WriteStartElement(Globals.ElementPrefix, name, ns); else xmlWriter.WriteStartElement(name, ns); if (!OnHandleReference(xmlWriter, value, false /*canContainCyclicReference*/)) xmlWriter.WriteQName(value); xmlWriter.WriteEndElement(); } } public override void InternalSerialize(XmlWriterDelegator xmlWriter, object obj, bool isDeclaredType, bool writeXsiType, int declaredTypeID, RuntimeTypeHandle declaredTypeHandle) { if (dataContractSurrogate == null) { base.InternalSerialize(xmlWriter, obj, isDeclaredType, writeXsiType, declaredTypeID, declaredTypeHandle); } else { InternalSerializeWithSurrogate(xmlWriter, obj, isDeclaredType, writeXsiType, declaredTypeID, declaredTypeHandle); } } internal override bool OnHandleReference(XmlWriterDelegator xmlWriter, object obj, bool canContainCyclicReference) { if (preserveObjectReferences && !this.IsGetOnlyCollection) { bool isNew = true; int objectId = SerializedObjects.GetId(obj, ref isNew); if (isNew) xmlWriter.WriteAttributeInt(Globals.SerPrefix, DictionaryGlobals.IdLocalName, DictionaryGlobals.SerializationNamespace, objectId); else { xmlWriter.WriteAttributeInt(Globals.SerPrefix, DictionaryGlobals.RefLocalName, DictionaryGlobals.SerializationNamespace, objectId); xmlWriter.WriteAttributeBool(Globals.XsiPrefix, DictionaryGlobals.XsiNilLocalName, DictionaryGlobals.SchemaInstanceNamespace, true); } return !isNew; } return base.OnHandleReference(xmlWriter, obj, canContainCyclicReference); } internal override void OnEndHandleReference(XmlWriterDelegator xmlWriter, object obj, bool canContainCyclicReference) { if (preserveObjectReferences && !this.IsGetOnlyCollection) return; base.OnEndHandleReference(xmlWriter, obj, canContainCyclicReference); } [Fx.Tag.SecurityNote(Critical = "Calls the critical methods of ISurrogateSelector", Safe = "Demands for FullTrust")] [SecuritySafeCritical] [PermissionSet(SecurityAction.Demand, Name = "FullTrust")] [MethodImpl(MethodImplOptions.NoInlining)] bool CheckIfTypeSerializableForSharedTypeMode(Type memberType) { Fx.Assert(surrogateSelector != null, "Method should not be called when surrogateSelector is null."); ISurrogateSelector surrogateSelectorNotUsed; return (surrogateSelector.GetSurrogate(memberType, streamingContext, out surrogateSelectorNotUsed) != null); } internal override void CheckIfTypeSerializable(Type memberType, bool isMemberTypeSerializable) { if (mode == SerializationMode.SharedType && surrogateSelector != null && CheckIfTypeSerializableForSharedTypeMode(memberType)) { return; } else { if (dataContractSurrogate != null) { while (memberType.IsArray) memberType = memberType.GetElementType(); memberType = DataContractSurrogateCaller.GetDataContractType(dataContractSurrogate, memberType); if (!DataContract.IsTypeSerializable(memberType)) throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.GetString(SR.TypeNotSerializable, memberType))); return; } } base.CheckIfTypeSerializable(memberType, isMemberTypeSerializable); } internal override Type GetSurrogatedType(Type type) { if (dataContractSurrogate == null) { return base.GetSurrogatedType(type); } else { type = DataContract.UnwrapNullableType(type); Type surrogateType = DataContractSerializer.GetSurrogatedType(dataContractSurrogate, type); if (this.IsGetOnlyCollection && surrogateType != type) { throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.GetString(SR.SurrogatesWithGetOnlyCollectionsNotSupportedSerDeser, DataContract.GetClrTypeFullName(type)))); } else { return surrogateType; } } } void InternalSerializeWithSurrogate(XmlWriterDelegator xmlWriter, object obj, bool isDeclaredType, bool writeXsiType, int declaredTypeID, RuntimeTypeHandle declaredTypeHandle) { RuntimeTypeHandle objTypeHandle = isDeclaredType ? declaredTypeHandle : Type.GetTypeHandle(obj); object oldObj = obj; int objOldId = 0; Type objType = Type.GetTypeFromHandle(objTypeHandle); Type declaredType = GetSurrogatedType(Type.GetTypeFromHandle(declaredTypeHandle)); declaredTypeHandle = declaredType.TypeHandle; obj = DataContractSerializer.SurrogateToDataContractType(dataContractSurrogate, obj, declaredType, ref objType); objTypeHandle = objType.TypeHandle; if (oldObj != obj) objOldId = SerializedObjects.ReassignId(0, oldObj, obj); if (writeXsiType) { declaredType = Globals.TypeOfObject; SerializeWithXsiType(xmlWriter, obj, objTypeHandle, objType, -1, declaredType.TypeHandle, declaredType); } else if (declaredTypeHandle.Equals(objTypeHandle)) { DataContract contract = GetDataContract(objTypeHandle, objType); SerializeWithoutXsiType(contract, xmlWriter, obj, declaredTypeHandle); } else { SerializeWithXsiType(xmlWriter, obj, objTypeHandle, objType, -1, declaredTypeHandle, declaredType); } if (oldObj != obj) SerializedObjects.ReassignId(objOldId, obj, oldObj); } internal override void WriteArraySize(XmlWriterDelegator xmlWriter, int size) { if (preserveObjectReferences && size > -1) xmlWriter.WriteAttributeInt(Globals.SerPrefix, DictionaryGlobals.ArraySizeLocalName, DictionaryGlobals.SerializationNamespace, size); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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