2 // System.Runtime.Remoting.Messaging.ReturnMessage.cs
5 // Dietmar Maurer (dietmar@ximian.com)
7 // (C) Ximian, Inc. http://www.ximian.com
11 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
13 // Permission is hereby granted, free of charge, to any person obtaining
14 // a copy of this software and associated documentation files (the
15 // "Software"), to deal in the Software without restriction, including
16 // without limitation the rights to use, copy, modify, merge, publish,
17 // distribute, sublicense, and/or sell copies of the Software, and to
18 // permit persons to whom the Software is furnished to do so, subject to
19 // the following conditions:
21 // The above copyright notice and this permission notice shall be
22 // included in all copies or substantial portions of the Software.
24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
34 using System.Collections;
35 using System.Reflection;
38 namespace System.Runtime.Remoting.Messaging
40 public class ReturnMessage : IMethodReturnMessage, IMethodMessage, IMessage, IInternalMessage
45 LogicalCallContext _callCtx;
49 MethodBase _methodBase;
51 object _methodSignature;
53 MethodReturnDictionary _properties;
54 Identity _targetIdentity;
57 public ReturnMessage (object returnValue, object [] outArgs,
58 int outArgCount, LogicalCallContext callCtx,
59 IMethodCallMessage request)
61 // outArgCount tells how many values of outArgs are valid
63 _returnValue = returnValue;
65 _outArgsCount = outArgCount;
68 _methodBase = request.MethodBase;
69 _methodName = request.MethodName;
70 _methodSignature = request.MethodSignature;
71 _typeName = request.TypeName;
72 if (_args == null) _args = new object [outArgCount];
75 public ReturnMessage (Exception exc, IMethodCallMessage request)
81 _methodBase = request.MethodBase;
82 _methodName = request.MethodName;
83 _methodSignature = request.MethodSignature;
84 _typeName = request.TypeName;
86 _args = new object[0]; // .NET does this
95 public object [] Args {
101 public bool HasVarArgs {
103 return (MethodBase.CallingConvention | CallingConventions.VarArgs) != 0;
107 public LogicalCallContext LogicalCallContext {
113 public MethodBase MethodBase {
119 public string MethodName {
126 public object MethodSignature {
128 return _methodSignature;
132 public virtual IDictionary Properties {
134 if (_properties == null) _properties = new MethodReturnDictionary (this);
139 public string TypeName {
155 public object GetArg (int arg_num)
157 return _args [arg_num];
160 public string GetArgName (int arg_num)
162 return _methodBase.GetParameters()[arg_num].Name;
165 public Exception Exception {
171 public int OutArgCount {
173 if (_args == null || _args.Length == 0) return 0;
174 if (_inArgInfo == null) _inArgInfo = new ArgInfo (MethodBase, ArgInfoType.Out);
175 return _inArgInfo.GetInOutArgCount ();
179 public object [] OutArgs {
181 if (_outArgs == null && _args != null) {
182 if (_inArgInfo == null) _inArgInfo = new ArgInfo (MethodBase, ArgInfoType.Out);
183 _outArgs = _inArgInfo.GetInOutArgs (_args);
189 public virtual object ReturnValue {
195 public object GetOutArg (int arg_num)
197 if (_inArgInfo == null) _inArgInfo = new ArgInfo (MethodBase, ArgInfoType.Out);
198 return _args[_inArgInfo.GetInOutArgIndex (arg_num)];
201 public string GetOutArgName (int arg_num)
203 if (_inArgInfo == null) _inArgInfo = new ArgInfo (MethodBase, ArgInfoType.Out);
204 return _inArgInfo.GetInOutArgName(arg_num);
207 Identity IInternalMessage.TargetIdentity
209 get { return _targetIdentity; }
210 set { _targetIdentity = value; }
213 public override string ToString ()
215 string s = _typeName.Split(',')[0] + "." + _methodName + " (";
216 if (_exception != null)
218 s += "Exception)\n" + _exception;
222 for (int n=0; n<OutArgs.Length; n++)
225 if (OutArgs[n] != null) s += OutArgs[n].GetType().Name + " ";
226 s += GetOutArgName (n);
227 if (OutArgs[n] != null) s += " = {" + OutArgs[n] + "}";