Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / clr / src / BCL / System / Runtime / Remoting / RemotingSurrogateSelector.cs / 2 / RemotingSurrogateSelector.cs
// ==++== // // Copyright (c) Microsoft Corporation. All rights reserved. // // ==--== namespace System.Runtime.Remoting.Messaging { using System; using System.Runtime.InteropServices; using System.Runtime.Remoting; using System.Runtime.Remoting.Metadata; using System.Runtime.Remoting.Activation; using System.Runtime.Remoting.Proxies; using System.Runtime.Serialization; using System.Runtime.Serialization.Formatters; using System.Text; using System.Reflection; using System.Threading; using System.Globalization; using System.Collections; using System.Security.Permissions; [System.Runtime.InteropServices.ComVisible(true)] public delegate bool MessageSurrogateFilter(String key, Object value); [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.Infrastructure)] [SecurityPermissionAttribute(SecurityAction.InheritanceDemand, Flags=SecurityPermissionFlag.Infrastructure)] [System.Runtime.InteropServices.ComVisible(true)] public class RemotingSurrogateSelector : ISurrogateSelector { // Private static data private static Type s_IMethodCallMessageType = typeof(IMethodCallMessage); private static Type s_IMethodReturnMessageType = typeof(IMethodReturnMessage); private static Type s_ObjRefType = typeof(ObjRef); // Private member data private Object _rootObj = null; private ISurrogateSelector _next = null; private RemotingSurrogate _remotingSurrogate = new RemotingSurrogate(); private ObjRefSurrogate _objRefSurrogate = new ObjRefSurrogate(); private ISerializationSurrogate _messageSurrogate = null; private MessageSurrogateFilter _filter = null; public RemotingSurrogateSelector() { _messageSurrogate = new MessageSurrogate(this); } public MessageSurrogateFilter Filter { set { _filter = value; } get { return _filter; } } public void SetRootObject(Object obj) { if (obj == null) { throw new ArgumentNullException("obj"); } _rootObj = obj; SoapMessageSurrogate soapMsg = _messageSurrogate as SoapMessageSurrogate; if (null != soapMsg) { soapMsg.SetRootObject(_rootObj); } } public Object GetRootObject() { return _rootObj; } // Specifies the next ISurrogateSelector to be examined for surrogates if the current // instance doesn't have a surrogate for the given type and assembly in the given context. [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public virtual void ChainSelector(ISurrogateSelector selector) {_next = selector;} // Returns the appropriate surrogate for the given type in the given context. [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public virtual ISerializationSurrogate GetSurrogate(Type type, StreamingContext context, out ISurrogateSelector ssout) { if (type == null) { throw new ArgumentNullException("type"); } Message.DebugOut("Entered GetSurrogate for " + type.FullName + "\n"); if (type.IsMarshalByRef) { Message.DebugOut("Selected surrogate for " + type.FullName); ssout = this; return _remotingSurrogate; } else if (s_IMethodCallMessageType.IsAssignableFrom(type) || s_IMethodReturnMessageType.IsAssignableFrom(type)) { ssout = this; return _messageSurrogate; } else if (s_ObjRefType.IsAssignableFrom(type)) { ssout = this; return _objRefSurrogate; } else if (_next != null) { return _next.GetSurrogate(type, context, out ssout); } else { ssout = null; return null; } } // GetSurrogate [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public virtual ISurrogateSelector GetNextSelector() { return _next;} public virtual void UseSoapFormat() { _messageSurrogate = new SoapMessageSurrogate(this); ((SoapMessageSurrogate)_messageSurrogate).SetRootObject(_rootObj); } } internal class RemotingSurrogate : ISerializationSurrogate { [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public virtual void GetObjectData(Object obj, SerializationInfo info, StreamingContext context) { if (obj == null) { throw new ArgumentNullException("obj"); } if (info==null) { throw new ArgumentNullException("info"); } // // This code is to special case marshalling types inheriting from RemotingClientProxy // Check whether type inherits from RemotingClientProxy and serialize the correct ObjRef // after getting the correct proxy to the actual server object // Message.DebugOut("RemotingSurrogate::GetObjectData obj.Type: " + obj.GetType().FullName + " \n"); if(RemotingServices.IsTransparentProxy(obj)) { RealProxy rp = RemotingServices.GetRealProxy(obj); rp.GetObjectData(info, context); } else { RemotingServices.GetObjectData(obj, info, context); } } [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public virtual Object SetObjectData(Object obj, SerializationInfo info, StreamingContext context, ISurrogateSelector selector) { throw new NotSupportedException(Environment.GetResourceString("NotSupported_PopulateData")); } } // class RemotingSurrogate internal class ObjRefSurrogate : ISerializationSurrogate { [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public virtual void GetObjectData(Object obj, SerializationInfo info, StreamingContext context) { if (obj == null) { throw new ArgumentNullException("obj"); } if (info==null) { throw new ArgumentNullException("info"); } // // This code is to provide special handling for ObjRef's that are supposed // to be passed as parameters. // ((ObjRef)obj).GetObjectData(info, context); // add flag indicating the ObjRef was passed as a parameter info.AddValue("fIsMarshalled", 0); } // GetObjectData [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public virtual Object SetObjectData(Object obj, SerializationInfo info, StreamingContext context, ISurrogateSelector selector) { throw new NotSupportedException(Environment.GetResourceString("NotSupported_PopulateData")); } } // class ObjRefSurrogate internal class SoapMessageSurrogate : ISerializationSurrogate { // Private static data private static Type _voidType = typeof(void); private static Type _soapFaultType = typeof(SoapFault); // Member data String DefaultFakeRecordAssemblyName = "http://schemas.microsoft.com/urt/SystemRemotingSoapTopRecord"; Object _rootObj = null; RemotingSurrogateSelector _ss; internal SoapMessageSurrogate(RemotingSurrogateSelector ss) { _ss = ss; } internal void SetRootObject(Object obj) { _rootObj = obj; } internal virtual String[] GetInArgNames(IMethodCallMessage m, int c) { String[] names = new String[c]; for (int i = 0; i < c; i++) { String name = m.GetInArgName(i); if (name == null) { name = "__param" + i; } names[i] = name; } return names; } internal virtual String[] GetNames(IMethodCallMessage m, int c) { String[] names = new String[c]; for (int i = 0; i < c; i++) { String name = m.GetArgName(i); if (name == null) { name = "__param" + i; } names[i] = name; } return names; } [SecurityPermissionAttribute(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter)] public virtual void GetObjectData(Object obj, SerializationInfo info, StreamingContext context) { if (info==null) { throw new ArgumentNullException("info"); } if ( (obj!=null) && (obj !=_rootObj)) { (new MessageSurrogate(_ss)).GetObjectData(obj, info, context); } else { IMethodReturnMessage msg = obj as IMethodReturnMessage; if(null != msg) { if (msg.Exception == null) { String responseElementName; String responseElementNS; String returnElementName; // obtain response element name namespace MethodBase mb = msg.MethodBase; SoapMethodAttribute attr = (SoapMethodAttribute)InternalRemotingServices.GetCachedSoapAttribute(mb); responseElementName = attr.ResponseXmlElementName; responseElementNS = attr.ResponseXmlNamespace; returnElementName = attr.ReturnXmlElementName; ArgMapper mapper = new ArgMapper(msg, true /*fOut*/); Object[] args = mapper.Args; info.FullTypeName = responseElementName; info.AssemblyName = responseElementNS; Type retType = ((MethodInfo)mb).ReturnType; if (!((retType == null) || (retType == _voidType))) { info.AddValue(returnElementName, msg.ReturnValue, retType); } if (args != null) { Type[] types = mapper.ArgTypes; for (int i=0; i
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SessionStateItemCollection.cs
- EmissiveMaterial.cs
- XmlChildEnumerator.cs
- AxImporter.cs
- IndependentAnimationStorage.cs
- UnsafeNetInfoNativeMethods.cs
- SQLRoleProvider.cs
- AspCompat.cs
- AdornedElementPlaceholder.cs
- SingleQueryOperator.cs
- Popup.cs
- ResourceReferenceExpressionConverter.cs
- BamlReader.cs
- TypeElement.cs
- FormsAuthenticationUserCollection.cs
- SQLDecimalStorage.cs
- WebRequest.cs
- SelectionListDesigner.cs
- PropVariant.cs
- EmptyControlCollection.cs
- XmlIlVisitor.cs
- DoubleCollectionConverter.cs
- DropAnimation.xaml.cs
- UnsafeNativeMethodsPenimc.cs
- BuildResultCache.cs
- EnterpriseServicesHelper.cs
- TextTreePropertyUndoUnit.cs
- Attributes.cs
- __Filters.cs
- GridEntry.cs
- DropDownButton.cs
- BindingListCollectionView.cs
- Token.cs
- UnauthorizedWebPart.cs
- DocumentPageView.cs
- QueryOutputWriter.cs
- ConnectAlgorithms.cs
- SQLBytesStorage.cs
- ObjectTypeMapping.cs
- CodeTypeReference.cs
- FormView.cs
- ClientRolePrincipal.cs
- RuntimeArgumentHandle.cs
- AttributeCollection.cs
- ChildrenQuery.cs
- ClickablePoint.cs
- FrameworkContentElement.cs
- MbpInfo.cs
- ResourceReferenceExpressionConverter.cs
- BindUriHelper.cs
- DbProviderConfigurationHandler.cs
- XsltOutput.cs
- XmlSchemaImport.cs
- StreamMarshaler.cs
- HttpCapabilitiesBase.cs
- SqlGatherProducedAliases.cs
- DbParameterCollectionHelper.cs
- Vector3DValueSerializer.cs
- CellTreeSimplifier.cs
- WebPartDescription.cs
- ListViewGroupItemCollection.cs
- ValuePatternIdentifiers.cs
- MailWebEventProvider.cs
- TextTabProperties.cs
- DefaultValueConverter.cs
- Pkcs7Recipient.cs
- FilterableAttribute.cs
- XmlSchemaRedefine.cs
- ZipIOFileItemStream.cs
- XmlSchemaElement.cs
- AttributeProviderAttribute.cs
- Icon.cs
- PeerSecurityHelpers.cs
- ValidationHelper.cs
- SocketException.cs
- OutputWindow.cs
- HitTestFilterBehavior.cs
- HelpHtmlBuilder.cs
- ItemsChangedEventArgs.cs
- HtmlTableRowCollection.cs
- PageMediaSize.cs
- PrimitiveDataContract.cs
- DatatypeImplementation.cs
- RequestQueryProcessor.cs
- RectAnimation.cs
- ImpersonationContext.cs
- StringBuilder.cs
- DuplicateWaitObjectException.cs
- ToolStripPanelCell.cs
- ListViewGroupItemCollection.cs
- MouseButtonEventArgs.cs
- OuterGlowBitmapEffect.cs
- LinearQuaternionKeyFrame.cs
- CancelEventArgs.cs
- DefaultTextStoreTextComposition.cs
- SqlDataRecord.cs
- HttpCachePolicyWrapper.cs
- LeaseManager.cs
- DeadCharTextComposition.cs
- PropertyChange.cs