From 236b5a0298659410c95129e6689cf192eb16fe4e Mon Sep 17 00:00:00 2001
From: UbitUmarov
Date: Wed, 11 Jul 2012 20:54:55 +0100
Subject:  Replace a Multicast Delegate by a simple list of delegates in access
 Get  Can't seen more than one evocation on the multicast on this case, even
 expanding its evocation list (as it should be used in case one fails). With
 the list i  do see what we want.

---
 .../Connectors/Asset/AssetServiceConnector.cs      | 28 ++++++++++++++++++----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/OpenSim/Services/Connectors/Asset/AssetServiceConnector.cs b/OpenSim/Services/Connectors/Asset/AssetServiceConnector.cs
index 2882906..d8e0be4 100644
--- a/OpenSim/Services/Connectors/Asset/AssetServiceConnector.cs
+++ b/OpenSim/Services/Connectors/Asset/AssetServiceConnector.cs
@@ -55,7 +55,10 @@ namespace OpenSim.Services.Connectors
 
         // Keeps track of concurrent requests for the same asset, so that it's only loaded once.
         // Maps: Asset ID -> Handlers which will be called when the asset has been loaded
-        private Dictionary<string, AssetRetrievedEx> m_AssetHandlers = new Dictionary<string, AssetRetrievedEx>();
+//        private Dictionary<string, AssetRetrievedEx> m_AssetHandlers = new Dictionary<string, AssetRetrievedEx>();
+
+        private Dictionary<string, List<AssetRetrievedEx>> m_AssetHandlers = new Dictionary<string, List<AssetRetrievedEx>>();
+
         private Dictionary<string, string> m_UriMap = new Dictionary<string, string>();
 
         public AssetServicesConnector()
@@ -269,16 +272,21 @@ namespace OpenSim.Services.Connectors
                 {
                     AssetRetrievedEx handlerEx = new AssetRetrievedEx(delegate(AssetBase _asset) { handler(id, sender, _asset); });
 
-                    AssetRetrievedEx handlers;
+//                    AssetRetrievedEx handlers;
+                    List<AssetRetrievedEx> handlers;
                     if (m_AssetHandlers.TryGetValue(id, out handlers))
                     {
                         // Someone else is already loading this asset. It will notify our handler when done.
-                        handlers += handlerEx;
+//                        handlers += handlerEx;
+                        handlers.Add(handlerEx);
                         return true;
                     }
 
                     // Load the asset ourselves
-                    handlers += handlerEx;
+//                    handlers += handlerEx;
+                    handlers = new List<AssetRetrievedEx>();
+                    handlers.Add(handlerEx);
+
                     m_AssetHandlers.Add(id, handlers);
                 }
 
@@ -290,14 +298,24 @@ namespace OpenSim.Services.Connectors
                         {
                             if (m_Cache != null)
                                 m_Cache.Cache(a);
-
+/*
                             AssetRetrievedEx handlers;
                             lock (m_AssetHandlers)
                             {
                                 handlers = m_AssetHandlers[id];
                                 m_AssetHandlers.Remove(id);
                             }
+
                             handlers.Invoke(a);
+*/
+                            List<AssetRetrievedEx> handlers;
+                            lock (m_AssetHandlers)
+                            {
+                                handlers = m_AssetHandlers[id];
+                                m_AssetHandlers.Remove(id);
+                            }
+                            foreach (AssetRetrievedEx h in handlers)
+                                h.Invoke(a);
                         });
                     
                     success = true;
-- 
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