//
// System.Runtime.Remoting.TypeInfo.cs
//
// Author: Lluis Sanchez Gual (lluis@ideary.com)
//
// (C) 2003, Lluis Sanchez Gual
//
//
// 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;
namespace System.Runtime.Remoting{
[Serializable]
internal class TypeInfo : IRemotingTypeInfo
{
string serverType;
string[] serverHierarchy;
string[] interfacesImplemented;
public TypeInfo(Type type)
{
if (type.IsInterface)
{
serverType = typeof (MarshalByRefObject).AssemblyQualifiedName;
serverHierarchy = new string[0];
interfacesImplemented = new string[] { type.AssemblyQualifiedName };
}
else
{
serverType = type.AssemblyQualifiedName;
// base class info
int baseCount = 0;
Type baseType = type.BaseType;
while (baseType != typeof (MarshalByRefObject) && baseType != typeof(object))
{
baseType = baseType.BaseType;
baseCount++;
}
serverHierarchy = new string[baseCount];
baseType = type.BaseType;
for (int n=0; n<baseCount; n++)
{
serverHierarchy[n] = baseType.AssemblyQualifiedName;
baseType = baseType.BaseType;
}
// Interfaces info
Type[] interfaces = type.GetInterfaces();
interfacesImplemented = new string[interfaces.Length];
for (int n=0; n<interfaces.Length; n++)
interfacesImplemented[n] = interfaces[n].AssemblyQualifiedName;
}
}
public string TypeName
{
get { return serverType; }
set { serverType = value; }
}
public bool CanCastTo (Type fromType, object o)
{
if (fromType == typeof (object)) return true;
if (fromType == typeof (MarshalByRefObject)) return true;
string fromName = fromType.AssemblyQualifiedName;
// Find the type comparing the name of the type and the name of the assembly,
// excluding version and other assembly info
int i = fromName.IndexOf (',');
if (i != -1) i = fromName.IndexOf (',', i+1);
if (i != -1) fromName = fromName.Substring (0,i+1);
else fromName += ",";
if ( (serverType + ",").StartsWith (fromName)) return true;
if (serverHierarchy != null)
foreach (string basec in serverHierarchy)
if ( (basec + ",").StartsWith (fromName)) return true;
if (interfacesImplemented != null)
foreach (string basec in interfacesImplemented)
if ( (basec + ",").StartsWith (fromName)) return true;
return false;
}
}
}
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