From 296c68a9de2d8253bdb88c67529619398d8ec6c9 Mon Sep 17 00:00:00 2001
From: Justin Clark-Casey (justincc)
Date: Wed, 3 Mar 2010 18:28:30 +0000
Subject: Make the service loader pump out the error to the log (in red) and
 include the dll/interface/args that caused the problem This gives people more
 of a fighting chance of finding out what went wrong

---
 OpenSim/Services/Base/ServiceBase.cs | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

(limited to 'OpenSim/Services/Base')

diff --git a/OpenSim/Services/Base/ServiceBase.cs b/OpenSim/Services/Base/ServiceBase.cs
index 8e24d85..91d5c56 100644
--- a/OpenSim/Services/Base/ServiceBase.cs
+++ b/OpenSim/Services/Base/ServiceBase.cs
@@ -26,7 +26,9 @@
  */
 
 using System;
+using System.Collections.Generic;
 using System.Reflection;
+using log4net;
 using Nini.Config;
 using OpenSim.Services.Interfaces;
 
@@ -34,6 +36,8 @@ namespace OpenSim.Services.Base
 {
     public class ServiceBase
     {
+        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        
         public T LoadPlugin<T>(string dllName) where T:class
         {
             return LoadPlugin<T>(dllName, new Object[0]);
@@ -61,8 +65,12 @@ namespace OpenSim.Services.Base
             {
                 Assembly pluginAssembly = Assembly.LoadFrom(dllName);
 
+//                m_log.DebugFormat("[SERVICE BASE]: Found assembly {0}", dllName);
+
                 foreach (Type pluginType in pluginAssembly.GetTypes())
                 {
+//                    m_log.DebugFormat("[SERVICE BASE]: Found type {0}", pluginType);
+
                     if (pluginType.IsPublic)
                     {                        
                         if (className != String.Empty &&
@@ -86,7 +94,15 @@ namespace OpenSim.Services.Base
             }
             catch (Exception e)
             {
-                Console.WriteLine("XXX Exception " + e.StackTrace);
+                List<string> strArgs = new List<string>();
+                foreach (Object arg in args)
+                    strArgs.Add(arg.ToString());
+                
+                m_log.Error(
+                    string.Format(
+                        "[SERVICE BASE]: Failed to load plugin {0} from {1} with args {2}", 
+                        interfaceName, dllName, string.Join(", ", strArgs.ToArray())), e);
+                
                 return null;
             }
         }
@@ -95,4 +111,4 @@ namespace OpenSim.Services.Base
         {
         }
     }
-}
+}
\ No newline at end of file
-- 
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