Merge pull request #3183 from marek-safar/bug41874
[mono.git] / mcs / class / corlib / System.Runtime.Remoting / ObjRef.cs
index 19f59839eb0af4a2f8ec64957847d5a72513d466..e73e956afac7db3334d38c6503153c878b588d00 100644 (file)
 // (C) Ximian, Inc.  http://www.ximian.com
 //
 
+//
+// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
 using System;
+using System.IO;
 using System.Runtime.Serialization;
 using System.Runtime.Remoting.Channels;
 using System.Runtime.Remoting.Messaging;
 using System.Runtime.Remoting.Proxies;
 
+using System.Runtime.ConstrainedExecution;
+
 namespace System.Runtime.Remoting {
 
        [Serializable]
+       [System.Runtime.InteropServices.ComVisible (true)]
        public class ObjRef : IObjectReference, ISerializable 
        {
                IChannelInfo channel_info;
@@ -38,7 +65,34 @@ namespace System.Runtime.Remoting {
                        UpdateChannelInfo();
                }
 
-               internal ObjRef (ObjRef o, bool unmarshalAsProxy) {
+               internal ObjRef (string uri, IChannelInfo cinfo)
+               {
+                       this.uri = uri;
+                       this.channel_info = cinfo;
+               }
+
+               internal ObjRef DeserializeInTheCurrentDomain (int domainId, byte[] tInfo)
+               {
+                               string local_uri = string.Copy (this.uri);
+                               ChannelInfo cinfo = new ChannelInfo (new CrossAppDomainData (domainId));
+                               ObjRef res = new ObjRef (local_uri, cinfo);
+                               IRemotingTypeInfo typeInfo = (IRemotingTypeInfo)CADSerializer.DeserializeObjectSafe (tInfo);
+                               res.typeInfo = typeInfo;
+                               return res;
+               }
+
+               internal byte[] SerializeType ()
+               {
+                       // FIXME: Assert self and typeinfo in same domain
+                       if (typeInfo == null)
+                               throw new Exception ("Attempt to serialize a null TypeInfo.");
+
+                       MemoryStream stm = CADSerializer.SerializeObject (typeInfo);
+                       return stm.GetBuffer ();
+               }
+
+               internal ObjRef (ObjRef o, bool unmarshalAsProxy)
+               {
                        channel_info = o.channel_info;
                        uri = o.uri;
        
@@ -48,22 +102,22 @@ namespace System.Runtime.Remoting {
                        if (unmarshalAsProxy) flags |= MarshalledObjectRef;
                }
 
-               public ObjRef (MarshalByRefObject mbr, Type type)
+               public ObjRef (MarshalByRefObject o, Type requestedType)
                {
-                       if (mbr == null)
-                               throw new ArgumentNullException ("mbr");
+                       if (o == null)
+                               throw new ArgumentNullException ("o");
                        
-                       if (type == null)
-                               throw new ArgumentNullException ("type");
+                       if (requestedType == null)
+                               throw new ArgumentNullException ("requestedType");
 
-                       // The ObjRef can only be constructed if the given mbr
+                       // The ObjRef can only be constructed if the given o
                        // has already been marshalled using RemotingServices.Marshall
 
-                       uri = RemotingServices.GetObjectUri(mbr);
-                       typeInfo = new TypeInfo(type);
+                       uri = RemotingServices.GetObjectUri (o);
+                       typeInfo = new TypeInfo (requestedType);
 
-                       if (!typeInfo.CanCastTo(mbr.GetType(), mbr))
-                               throw new RemotingException ("The server object type cannot be cast to the requested type " + type.FullName + ".");
+                       if (!requestedType.IsInstanceOfType (o))
+                               throw new RemotingException ("The server object type cannot be cast to the requested type " + requestedType.FullName);
 
                        UpdateChannelInfo();
                }
@@ -79,9 +133,9 @@ namespace System.Runtime.Remoting {
                        flags |= WellKnowObjectRef;
                }
 
-               protected ObjRef (SerializationInfo si, StreamingContext sc)
+               protected ObjRef (SerializationInfo info, StreamingContext context)
                {
-                       SerializationInfoEnumerator en = si.GetEnumerator();
+                       SerializationInfoEnumerator en = info.GetEnumerator();
                        // Info to serialize: uri, objrefFlags, typeInfo, envoyInfo, channelInfo
 
                        bool marshalledValue = true;
@@ -103,7 +157,7 @@ namespace System.Runtime.Remoting {
                                case "fIsMarshalled":
                                        int status;
                                        Object o = en.Value;
-                                       if (o.GetType().Equals(typeof(String)))
+                                       if (o is string)
                                                status = ((IConvertible) o).ToInt32(null);
                                        else
                                                status = (int) o;
@@ -136,7 +190,7 @@ namespace System.Runtime.Remoting {
                }
 
                public virtual IChannelInfo ChannelInfo {
-
+               [ReliabilityContractAttribute (Consistency.WillNotCorruptState, Cer.Success)]
                        get {
                                return channel_info;
                        }
@@ -173,17 +227,17 @@ namespace System.Runtime.Remoting {
                        }
                }
 
-               public virtual void GetObjectData (SerializationInfo si, StreamingContext sc)
+               public virtual void GetObjectData (SerializationInfo info, StreamingContext context)
                {
-                       si.SetType (GetType());
-                       si.AddValue ("uri", uri);
-                       si.AddValue ("typeInfo", typeInfo, typeof (IRemotingTypeInfo));
-                       si.AddValue ("envoyInfo", envoyInfo, typeof (IEnvoyInfo));
-                       si.AddValue ("channelInfo", channel_info, typeof(IChannelInfo));
-                       si.AddValue ("objrefFlags", flags);
+                       info.SetType (GetType());
+                       info.AddValue ("uri", uri);
+                       info.AddValue ("typeInfo", typeInfo, typeof (IRemotingTypeInfo));
+                       info.AddValue ("envoyInfo", envoyInfo, typeof (IEnvoyInfo));
+                       info.AddValue ("channelInfo", channel_info, typeof(IChannelInfo));
+                       info.AddValue ("objrefFlags", flags);
                }
 
-               public virtual object GetRealObject (StreamingContext sc)
+               public virtual object GetRealObject (StreamingContext context)
                {
                        if ((flags & MarshalledObjectRef) > 0)
                                return RemotingServices.Unmarshal (this);
@@ -199,6 +253,7 @@ namespace System.Runtime.Remoting {
                        return identity.IsFromThisAppDomain;
                }
 
+               [ReliabilityContractAttribute (Consistency.WillNotCorruptState, Cer.Success)]
                public bool IsFromThisProcess ()
                {
                        foreach (object data in channel_info.ChannelData)
@@ -226,5 +281,9 @@ namespace System.Runtime.Remoting {
                                return _serverType;
                        }
                }
+
+               internal void SetDomainID (int id)
+               {
+               }
        }
 }