Change ObjectAccessor to an ACE_Null_Mutex singleton, since its members have been protected by individual locks.

Also make some of its member functions static.

src/server/game/Globals/ObjectAccessor.h

@@ -84,8 +84,7 @@ class HashMapHolder
 
 class ObjectAccessor
 {
-    friend class ACE_Singleton<ObjectAccessor, ACE_Thread_Mutex>;
-    friend class WorldRunnable;
+    friend class ACE_Singleton<ObjectAccessor, ACE_Null_Mutex>;
     private:
         ObjectAccessor();
         ~ObjectAccessor();
@@ -93,9 +92,6 @@ class ObjectAccessor
         ObjectAccessor& operator=(const ObjectAccessor&);
 
     public:
-        typedef UNORDERED_MAP<uint64, Corpse*> Player2CorpsesMapType;
-        typedef UNORDERED_MAP<Player*, UpdateData>::value_type UpdateDataValueType;
-
         // TODO: override these template functions for each holder type and add assertions
 
         template<class T> static T* GetObjectInOrOutOfWorld(uint64 guid, T* /*typeSpecifier*/)
@@ -196,10 +192,10 @@ class ObjectAccessor
         static Pet* FindPet(uint64);
         static Player* FindPlayer(uint64);
         static Unit* FindUnit(uint64);
-        Player* FindPlayerByName(const char* name);
+        static Player* FindPlayerByName(const char* name);
 
         // when using this, you must use the hashmapholder's lock
-        HashMapHolder<Player>::MapType const& GetPlayers() const
+        static HashMapHolder<Player>::MapType const& GetPlayers()
         {
             return HashMapHolder<Player>::GetContainer();
         }
@@ -216,24 +212,19 @@ class ObjectAccessor
         //    return HashMapHolder<GameObject>::GetContainer();
         //}
 
-        template<class T> void AddObject(T* object)
+        template<class T> static void AddObject(T* object)
         {
             HashMapHolder<T>::Insert(object);
         }
 
-        template<class T> void RemoveObject(T* object)
+        template<class T> static void RemoveObject(T* object)
         {
             HashMapHolder<T>::Remove(object);
         }
 
-        void RemoveObject(Player* pl)
-        {
-            HashMapHolder<Player>::Remove(pl);
-            RemoveUpdateObject((Object*)pl);
-        }
-
-        void SaveAllPlayers();
+        static void SaveAllPlayers();
 
+        //non-static functions
         void AddUpdateObject(Object* obj)
         {
             TRINITY_GUARD(ACE_Thread_Mutex, i_objectLock);
@@ -246,18 +237,16 @@ class ObjectAccessor
             i_objects.erase(obj);
         }
 
-        void Update(uint32 diff);
-
         //Thread safe
         Corpse* GetCorpseForPlayerGUID(uint64 guid);
         void RemoveCorpse(Corpse* corpse);
         void AddCorpse(Corpse* corpse);
         void AddCorpsesToGrid(GridCoord const& gridpair, GridType& grid, Map* map);
         Corpse* ConvertCorpseForPlayer(uint64 player_guid, bool insignia = false);
-        //Thread unsafe
-        void RemoveOldCorpses();
 
-    protected:
+        //Thread unsafe
+        void Update(uint32 diff);
+        void RemoveOldCorpses();
         void UnloadAll();
 
     private:
@@ -265,6 +254,9 @@ class ObjectAccessor
         static void _buildPacket(Player*, Object*, UpdateDataMapType&);
         void _update();
 
+        typedef UNORDERED_MAP<uint64, Corpse*> Player2CorpsesMapType;
+        typedef UNORDERED_MAP<Player*, UpdateData>::value_type UpdateDataValueType;
+
         std::set<Object*> i_objects;
         Player2CorpsesMapType i_player2corpse;
 
@@ -272,5 +264,5 @@ class ObjectAccessor
         ACE_RW_Thread_Mutex i_corpseLock;
 };
 
-#define sObjectAccessor ACE_Singleton<ObjectAccessor, ACE_Thread_Mutex>::instance()
+#define sObjectAccessor ACE_Singleton<ObjectAccessor, ACE_Null_Mutex>::instance()
 #endif

src/server/game/Maps/Map.cpp

@@ -312,6 +312,7 @@ template<>
 void Map::DeleteFromWorld(Player* pl)
 {
     sObjectAccessor->RemoveObject(pl);
+    sObjectAccessor->RemoveUpdateObject(pl); //TODO: I do not know why we need this, it should be removed in ~Object anyway
     delete pl;
 }