Refactor warehouse part two.

src/engine/net/client/handlers/ArcViewAssetTransactionsMsgHandler.java

@@ -2,12 +2,15 @@ package engine.net.client.handlers;
 
 import engine.Enum;
 import engine.exception.MsgSendException;
+import engine.gameManager.BuildingManager;
 import engine.gameManager.SessionManager;
 import engine.net.Dispatch;
 import engine.net.DispatchMessage;
 import engine.net.client.ClientConnection;
 import engine.net.client.msg.ArcViewAssetTransactionsMsg;
 import engine.net.client.msg.ClientNetMsg;
+import engine.objects.Building;
+import engine.objects.City;
 import engine.objects.PlayerCharacter;
 import engine.objects.Warehouse;
 
@@ -37,7 +40,13 @@ public class ArcViewAssetTransactionsMsgHandler extends AbstractClientMsgHandler
 
         msg = (ArcViewAssetTransactionsMsg) baseMsg;
 
-        Warehouse warehouse = Warehouse.warehouseByBuildingUUID.get(msg.getWarehouseID());
+        Building warehouseBuilding = BuildingManager.getBuilding(msg.getWarehouseID());
+        City city = warehouseBuilding.getCity();
+
+        if (city == null)
+            return true;
+
+        Warehouse warehouse = city.warehouse;
 
         if (warehouse == null)
             return true;