1 files changed, 52 insertions, 0 deletions

diff --git a/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RegionCache.cs b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RegionCache.cs
new file mode 100644
index 0000000..ea205a2
--- /dev/null
+++ b/OpenSim/Region/CoreModules/ServiceConnectorsOut/Grid/RegionCache.cs
@@ -0,0 +1,52 @@
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+
+using OpenSim.Region.Framework.Scenes;
+using OpenSim.Services.Interfaces;
+using GridRegion = OpenSim.Services.Interfaces.GridRegion;
+
+using log4net;
+
+namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.Grid
+{
+    public class RegionCache
+    {
+        private static readonly ILog m_log =
+                LogManager.GetLogger(
+                MethodBase.GetCurrentMethod().DeclaringType);
+
+        private Scene m_scene;
+        private Dictionary<ulong, GridRegion> m_neighbours = new Dictionary<ulong, GridRegion>();
+
+        public string RegionName
+        {
+            get { return m_scene.RegionInfo.RegionName; }
+        }
+
+        public RegionCache(Scene s)
+        {
+            m_scene = s;
+            m_scene.EventManager.OnRegionUp += OnRegionUp;
+        }
+
+        private void OnRegionUp(GridRegion otherRegion)
+        {
+            m_log.DebugFormat("[REGION CACHE]: (on region {0}) Region {1} is up @ {2}-{3}",
+                m_scene.RegionInfo.RegionName, otherRegion.RegionName, otherRegion.RegionLocX, otherRegion.RegionLocY);
+
+            m_neighbours[otherRegion.RegionHandle] = otherRegion;
+        }
+
+        public void Clear()
+        {
+            m_scene.EventManager.OnRegionUp -= OnRegionUp;
+            m_neighbours.Clear();
+        }
+
+        public List<GridRegion> GetNeighbours()
+        {
+            return new List<GridRegion>(m_neighbours.Values);
+        }
+    }
+}