Merge branch 'master' of ssh://opensimulator.org/var/git/opensim

9 files changed, 119 insertions, 713 deletions

diff --git a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
index 59b30a9..7d9c9a9 100644
--- a/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
+++ b/OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs
@@ -776,7 +776,6 @@ namespace OpenSim.Region.CoreModules.Asset
         {
             UuidGatherer gatherer = new UuidGatherer(m_AssetService);
 
-            Dictionary<UUID, sbyte> assetIdsToCheck = new Dictionary<UUID, sbyte>();
             Dictionary<UUID, bool> assetsFound = new Dictionary<UUID, bool>();
 
             foreach (Scene s in m_Scenes)
@@ -784,10 +783,11 @@ namespace OpenSim.Region.CoreModules.Asset
                 StampRegionStatusFile(s.RegionInfo.RegionID);
 
                 s.ForEachSOG(delegate(SceneObjectGroup e)
-                {                   
-                    gatherer.GatherAssetUuids(e, assetIdsToCheck);
+                {            
+                    gatherer.AddForInspection(e);
+                    gatherer.GatherAll();
 
-                    foreach (UUID assetID in assetIdsToCheck.Keys)
+                    foreach (UUID assetID in gatherer.GatheredUuids.Keys)
                     {
                         if (!assetsFound.ContainsKey(assetID))
                         {
@@ -800,7 +800,7 @@ namespace OpenSim.Region.CoreModules.Asset
                             else if (storeUncached)
                             {
                                 AssetBase cachedAsset = m_AssetService.Get(assetID.ToString());
-                                if (cachedAsset == null && assetIdsToCheck[assetID] != (sbyte)AssetType.Unknown)
+                                if (cachedAsset == null && gatherer.GatheredUuids[assetID] != (sbyte)AssetType.Unknown)
                                     assetsFound[assetID] = false;
                                 else
                                     assetsFound[assetID] = true;
@@ -810,11 +810,11 @@ namespace OpenSim.Region.CoreModules.Asset
                         {
                             m_log.DebugFormat(
                                 "[FLOTSAM ASSET CACHE]: Could not find asset {0}, type {1} referenced by object {2} at {3} in scene {4} when pre-caching all scene assets",
-                                    assetID, assetIdsToCheck[assetID], e.Name, e.AbsolutePosition, s.Name);
+                                assetID, gatherer.GatheredUuids[assetID], e.Name, e.AbsolutePosition, s.Name);
                         }
                     }
 
-                    assetIdsToCheck.Clear();
+                    gatherer.GatheredUuids.Clear();
                 });
             }
 
diff --git a/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiveWriteRequest.cs b/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiveWriteRequest.cs
index 6dab227..42a4c7a 100644
--- a/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiveWriteRequest.cs
+++ b/OpenSim/Region/CoreModules/Avatar/Inventory/Archiver/InventoryArchiveWriteRequest.cs
@@ -94,11 +94,6 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver
         protected UUID m_id;
 
         /// <value>
-        /// Used to collect the uuids of the assets that we need to save into the archive
-        /// </value>
-        protected Dictionary<UUID, sbyte> m_assetUuids = new Dictionary<UUID, sbyte>();
-
-        /// <value>
         /// Used to collect the uuids of the users that we need to save into the archive
         /// </value>
         protected Dictionary<UUID, int> m_userUuids = new Dictionary<UUID, int>();
@@ -225,7 +220,7 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver
 
             // Don't chase down link asset items as they actually point to their target item IDs rather than an asset
             if (SaveAssets && itemAssetType != AssetType.Link && itemAssetType != AssetType.LinkFolder)
-                m_assetGatherer.GatherAssetUuids(inventoryItem.AssetID, (sbyte)inventoryItem.AssetType, m_assetUuids);
+                m_assetGatherer.AddForInspection(inventoryItem.AssetID);
         }
 
         /// <summary>
@@ -422,12 +417,15 @@ namespace OpenSim.Region.CoreModules.Avatar.Inventory.Archiver
 
                 if (SaveAssets)
                 {
-                    m_log.DebugFormat("[INVENTORY ARCHIVER]: Saving {0} assets for items", m_assetUuids.Count);
+                    m_assetGatherer.GatherAll();
+
+                    m_log.DebugFormat(
+                        "[INVENTORY ARCHIVER]: Saving {0} assets for items", m_assetGatherer.GatheredUuids.Count);
 
                     AssetsRequest ar
                         = new AssetsRequest(
                             new AssetsArchiver(m_archiveWriter),
-                            m_assetUuids, m_scene.AssetService,
+                            m_assetGatherer.GatheredUuids, m_scene.AssetService,
                             m_scene.UserAccountService, m_scene.RegionInfo.ScopeID,
                             options, ReceivedAllAssets);
 
diff --git a/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs b/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
index 2ddb599..fceda80 100644
--- a/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/EntityTransfer/HGEntityTransferModule.cs
@@ -605,8 +605,8 @@ namespace OpenSim.Region.CoreModules.Framework.EntityTransfer
     //                                so.Name, so.AttachedAvatar, url);
 
                                 IDictionary<UUID, sbyte> ids = new Dictionary<UUID, sbyte>();
-                                IteratingHGUuidGatherer uuidGatherer 
-                                    = new IteratingHGUuidGatherer(Scene.AssetService, url, ids);
+                                HGUuidGatherer uuidGatherer 
+                                    = new HGUuidGatherer(Scene.AssetService, url, ids);
                                 uuidGatherer.AddForInspection(so);
 
                                 while (!uuidGatherer.Complete)
diff --git a/OpenSim/Region/CoreModules/Framework/InventoryAccess/HGAssetMapper.cs b/OpenSim/Region/CoreModules/Framework/InventoryAccess/HGAssetMapper.cs
index 2ac1517..6343a81 100644
--- a/OpenSim/Region/CoreModules/Framework/InventoryAccess/HGAssetMapper.cs
+++ b/OpenSim/Region/CoreModules/Framework/InventoryAccess/HGAssetMapper.cs
@@ -412,12 +412,13 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
 
             // The act of gathering UUIDs downloads some assets from the remote server
             // but not all...
-            Dictionary<UUID, sbyte> ids = new Dictionary<UUID, sbyte>();
             HGUuidGatherer uuidGatherer = new HGUuidGatherer(m_scene.AssetService, userAssetURL);
-            uuidGatherer.GatherAssetUuids(assetID, meta.Type, ids);
-            m_log.DebugFormat("[HG ASSET MAPPER]: Preparing to get {0} assets", ids.Count);
+            uuidGatherer.AddForInspection(assetID);
+            uuidGatherer.GatherAll();
+
+            m_log.DebugFormat("[HG ASSET MAPPER]: Preparing to get {0} assets", uuidGatherer.GatheredUuids.Count);
             bool success = true;
-            foreach (UUID uuid in ids.Keys)
+            foreach (UUID uuid in uuidGatherer.GatheredUuids.Keys)
                 if (FetchAsset(userAssetURL, uuid) == null)
                     success = false;
 
@@ -428,7 +429,6 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                 m_log.DebugFormat("[HG ASSET MAPPER]: Successfully got item {0} from asset server {1}", assetID, userAssetURL);
         }
 
-
         public void Post(UUID assetID, UUID ownerID, string userAssetURL)
         {
             m_log.DebugFormat("[HG ASSET MAPPER]: Starting to send asset {0} with children to asset server {1}", assetID, userAssetURL);
@@ -442,9 +442,8 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
                 return;
             }
 
-            Dictionary<UUID, sbyte> ids = new Dictionary<UUID, sbyte>();
             HGUuidGatherer uuidGatherer = new HGUuidGatherer(m_scene.AssetService, string.Empty);
-            uuidGatherer.GatherAssetUuids(asset.FullID, asset.Type, ids);
+            uuidGatherer.AddForInspection(asset.FullID);
 
             // Check which assets already exist in the destination server
 
@@ -452,16 +451,16 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
             if (!url.EndsWith("/") && !url.EndsWith("="))
                 url = url + "/";
 
-            string[] remoteAssetIDs = new string[ids.Count];
+            string[] remoteAssetIDs = new string[uuidGatherer.GatheredUuids.Count];
             int i = 0;
-            foreach (UUID id in ids.Keys)
+            foreach (UUID id in uuidGatherer.GatheredUuids.Keys)
                 remoteAssetIDs[i++] = url + id.ToString();
 
             bool[] exist = m_scene.AssetService.AssetsExist(remoteAssetIDs);
 
             var existSet = new HashSet<string>();
             i = 0;
-            foreach (UUID id in ids.Keys)
+            foreach (UUID id in uuidGatherer.GatheredUuids.Keys)
             {
                 if (exist[i])
                     existSet.Add(id.ToString());
@@ -472,7 +471,7 @@ namespace OpenSim.Region.CoreModules.Framework.InventoryAccess
 
             bool success = true;
 
-            foreach (UUID uuid in ids.Keys)
+            foreach (UUID uuid in uuidGatherer.GatheredUuids.Keys)
             {
                 if (!existSet.Contains(uuid.ToString()))
                 {
diff --git a/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequest.cs b/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequest.cs
index b7d7c26..d67bdce 100644
--- a/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequest.cs
+++ b/OpenSim/Region/CoreModules/World/Archiver/ArchiveWriteRequest.cs
@@ -219,7 +219,7 @@ namespace OpenSim.Region.CoreModules.World.Archiver
 
         private void ArchiveOneRegion(Scene scene, string regionDir, Dictionary<UUID, sbyte> assetUuids)
         {
-            m_log.InfoFormat("[ARCHIVER]: Writing region {0}", scene.RegionInfo.RegionName);
+            m_log.InfoFormat("[ARCHIVER]: Writing region {0}", scene.Name);
 
             EntityBase[] entities = scene.GetEntities();
             List<SceneObjectGroup> sceneObjects = new List<SceneObjectGroup>();
@@ -253,13 +253,13 @@ namespace OpenSim.Region.CoreModules.World.Archiver
 
             if (SaveAssets)
             {
-                UuidGatherer assetGatherer = new UuidGatherer(scene.AssetService);
+                UuidGatherer assetGatherer = new UuidGatherer(scene.AssetService, assetUuids);
                 int prevAssets = assetUuids.Count;
                     
                 foreach (SceneObjectGroup sceneObject in sceneObjects)
-                {
-                    assetGatherer.GatherAssetUuids(sceneObject, assetUuids);
-                }
+                    assetGatherer.AddForInspection(sceneObject);
+
+                assetGatherer.GatherAll();
 
                 m_log.DebugFormat(
                     "[ARCHIVER]: {0} scene objects to serialize requiring save of {1} assets",
diff --git a/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs b/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
index a12b170..4ae27d7 100644
--- a/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
+++ b/OpenSim/Region/Framework/Scenes/Tests/UuidGathererTests.cs
@@ -61,11 +61,11 @@ namespace OpenSim.Region.Framework.Scenes.Tests
                 = AssetHelpers.CreateAsset(corruptAssetUuid, AssetType.Notecard, "CORRUPT ASSET", UUID.Zero);
             m_assetService.Store(corruptAsset);
 
-            IDictionary<UUID, sbyte> foundAssetUuids = new Dictionary<UUID, sbyte>();
-            m_uuidGatherer.GatherAssetUuids(corruptAssetUuid, (sbyte)AssetType.Object, foundAssetUuids);
+            m_uuidGatherer.AddForInspection(corruptAssetUuid);
+            m_uuidGatherer.GatherAll();
 
             // We count the uuid as gathered even if the asset itself is corrupt.
-            Assert.That(foundAssetUuids.Count, Is.EqualTo(1));
+            Assert.That(m_uuidGatherer.GatheredUuids.Count, Is.EqualTo(1));
         }
         
         /// <summary>
@@ -77,38 +77,48 @@ namespace OpenSim.Region.Framework.Scenes.Tests
             TestHelpers.InMethod();
             
             UUID missingAssetUuid = UUID.Parse("00000000-0000-0000-0000-000000000666");
-            IDictionary<UUID, sbyte> foundAssetUuids = new Dictionary<UUID, sbyte>();
-            
-            m_uuidGatherer.GatherAssetUuids(missingAssetUuid, (sbyte)AssetType.Object, foundAssetUuids);
 
-            // We count the uuid as gathered even if the asset itself is missing.
-            Assert.That(foundAssetUuids.Count, Is.EqualTo(1));
+            m_uuidGatherer.AddForInspection(missingAssetUuid);
+            m_uuidGatherer.GatherAll();
+
+            Assert.That(m_uuidGatherer.GatheredUuids.Count, Is.EqualTo(0));
         }
 
         [Test]
         public void TestNotecardAsset()
         {
             TestHelpers.InMethod();
-//            log4net.Config.XmlConfigurator.Configure();
+//            TestHelpers.EnableLogging();
 
             UUID ownerId = TestHelpers.ParseTail(0x10);
-            UUID soAssetId = TestHelpers.ParseTail(0x20);
+            UUID embeddedId = TestHelpers.ParseTail(0x20);
+            UUID secondLevelEmbeddedId = TestHelpers.ParseTail(0x21);
+            UUID missingEmbeddedId = TestHelpers.ParseTail(0x22);
             UUID ncAssetId = TestHelpers.ParseTail(0x30);
 
-            SceneObjectGroup so = SceneHelpers.CreateSceneObject(1, ownerId);
-            AssetBase soAsset = AssetHelpers.CreateAsset(soAssetId, so);
-            m_assetService.Store(soAsset);
-
-            AssetBase ncAsset = AssetHelpers.CreateNotecardAsset(ncAssetId, soAssetId.ToString());
+            AssetBase ncAsset 
+                = AssetHelpers.CreateNotecardAsset(
+                    ncAssetId, string.Format("Hello{0}World{1}", embeddedId, missingEmbeddedId));
             m_assetService.Store(ncAsset);
 
-            IDictionary<UUID, sbyte> foundAssetUuids = new Dictionary<UUID, sbyte>();
-            m_uuidGatherer.GatherAssetUuids(ncAssetId, (sbyte)AssetType.Notecard, foundAssetUuids);
+            AssetBase embeddedAsset 
+                = AssetHelpers.CreateNotecardAsset(embeddedId, string.Format("{0} We'll meet again.", secondLevelEmbeddedId));
+            m_assetService.Store(embeddedAsset);
 
-            // We count the uuid as gathered even if the asset itself is corrupt.
-            Assert.That(foundAssetUuids.Count, Is.EqualTo(2));
-            Assert.That(foundAssetUuids.ContainsKey(ncAssetId));
-            Assert.That(foundAssetUuids.ContainsKey(soAssetId));
+            AssetBase secondLevelEmbeddedAsset 
+                = AssetHelpers.CreateNotecardAsset(secondLevelEmbeddedId, "Don't know where, don't know when.");
+            m_assetService.Store(secondLevelEmbeddedAsset);
+
+            m_uuidGatherer.AddForInspection(ncAssetId);
+            m_uuidGatherer.GatherAll();
+
+//            foreach (UUID key in m_uuidGatherer.GatheredUuids.Keys)
+//                System.Console.WriteLine("key : {0}", key);
+
+            Assert.That(m_uuidGatherer.GatheredUuids.Count, Is.EqualTo(3));
+            Assert.That(m_uuidGatherer.GatheredUuids.ContainsKey(ncAssetId));
+            Assert.That(m_uuidGatherer.GatheredUuids.ContainsKey(embeddedId));
+            Assert.That(m_uuidGatherer.GatheredUuids.ContainsKey(secondLevelEmbeddedId));
         }
     }
-}
+}
\ No newline at end of file
diff --git a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
index 2c5353f..69dc133 100644
--- a/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
+++ b/OpenSim/Region/Framework/Scenes/UuidGatherer.cs
@@ -55,616 +55,16 @@ namespace OpenSim.Region.Framework.Scenes
     {
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
-        protected IAssetService m_assetService;
-
-        //        /// <summary>
-        //        /// Used as a temporary store of an asset which represents an object.  This can be a null if no appropriate
-        //        /// asset was found by the asset service.
-        //        /// </summary>
-        //        private AssetBase m_requestedObjectAsset;
-        //
-        //        /// <summary>
-        //        /// Signal whether we are currently waiting for the asset service to deliver an asset.
-        //        /// </summary>
-        //        private bool m_waitingForObjectAsset;
-
-        public UuidGatherer(IAssetService assetService)
-        {
-            m_assetService = assetService;
-        }
-
-        /// <summary>
-        /// Gather all the asset uuids associated with the asset referenced by a given uuid
-        /// </summary>
-        /// <remarks>
-        /// This includes both those directly associated with
-        /// it (e.g. face textures) and recursively, those of items within it's inventory (e.g. objects contained
-        /// within this object).
-        /// This method assumes that the asset type associated with this asset in persistent storage is correct (which
-        /// should always be the case).  So with this method we always need to retrieve asset data even if the asset
-        /// is of a type which is known not to reference any other assets
-        /// </remarks>
-        /// <param name="assetUuid">The uuid of the asset for which to gather referenced assets</param>
-        /// <param name="assetUuids">The assets gathered</param>
-        public void GatherAssetUuids(UUID assetUuid, IDictionary<UUID, sbyte> assetUuids)
-        {
-            // avoid infinite loops
-            if (assetUuids.ContainsKey(assetUuid))
-                return;
-
-            try
-            {              
-                AssetBase assetBase = GetAsset(assetUuid);
-
-                if (null != assetBase)
-                {
-                    sbyte assetType = assetBase.Type;
-                    assetUuids[assetUuid] = assetType;
-
-                    if ((sbyte)AssetType.Bodypart == assetType || (sbyte)AssetType.Clothing == assetType)
-                    {
-                        GetWearableAssetUuids(assetBase, assetUuids);
-                    }
-                    else if ((sbyte)AssetType.Gesture == assetType)
-                    {
-                        GetGestureAssetUuids(assetBase, assetUuids);
-                    }
-                    else if ((sbyte)AssetType.Notecard == assetType)
-                    {
-                        GetTextEmbeddedAssetUuids(assetBase, assetUuids);
-                    }
-                    else if ((sbyte)AssetType.LSLText == assetType)
-                    {
-                        GetTextEmbeddedAssetUuids(assetBase, assetUuids);
-                    }
-                    else if ((sbyte)OpenSimAssetType.Material == assetType)
-                    {
-                        GetMaterialAssetUuids(assetBase, assetUuids);
-                    }
-                    else if ((sbyte)AssetType.Object == assetType)
-                    {
-                        GetSceneObjectAssetUuids(assetBase, assetUuids);
-                    }
-                }
-            }
-            catch (Exception)
-            {
-                m_log.ErrorFormat("[UUID GATHERER]: Failed to gather uuids for asset id {0}", assetUuid);
-                throw;
-            }
-        }
-
-        /// <summary>
-        /// Gather all the asset uuids associated with the asset referenced by a given uuid
-        /// </summary>
-        /// <remarks>
-        /// This includes both those directly associated with
-        /// it (e.g. face textures) and recursively, those of items within it's inventory (e.g. objects contained
-        /// within this object).
-        /// </remarks>
-        /// <param name="assetUuid">The uuid of the asset for which to gather referenced assets</param>
-        /// <param name="assetType">The type of the asset for the uuid given</param>
-        /// <param name="assetUuids">The assets gathered</param>
-        public void GatherAssetUuids(UUID assetUuid, sbyte assetType, IDictionary<UUID, sbyte> assetUuids)
-        {
-            // avoid infinite loops
-            if (assetUuids.ContainsKey(assetUuid))
-                return;
-
-            try
-            {               
-                assetUuids[assetUuid] = assetType;
-
-                if ((sbyte)AssetType.Bodypart == assetType || (sbyte)AssetType.Clothing == assetType)
-                {
-                    GetWearableAssetUuids(assetUuid, assetUuids);
-                }
-                else if ((sbyte)AssetType.Gesture == assetType)
-                {
-                    GetGestureAssetUuids(assetUuid, assetUuids);
-                }
-                else if ((sbyte)AssetType.Notecard == assetType)
-                {
-                    GetTextEmbeddedAssetUuids(assetUuid, assetUuids);
-                }
-                else if ((sbyte)AssetType.LSLText == assetType)
-                {
-                    GetTextEmbeddedAssetUuids(assetUuid, assetUuids);
-                }
-                else if ((sbyte)OpenSimAssetType.Material == assetType)
-                {
-                    GetMaterialAssetUuids(assetUuid, assetUuids);
-                }
-                else if ((sbyte)AssetType.Object == assetType)
-                {
-                    GetSceneObjectAssetUuids(assetUuid, assetUuids);
-                }
-            }
-            catch (Exception)
-            {
-                m_log.ErrorFormat(
-                    "[UUID GATHERER]: Failed to gather uuids for asset id {0}, type {1}", 
-                    assetUuid, assetType);
-                throw;
-            }
-        }
-
-        /// <summary>
-        /// Gather all the asset uuids associated with a given object.
-        /// </summary>
-        /// <remarks>
-        /// This includes both those directly associated with
-        /// it (e.g. face textures) and recursively, those of items within it's inventory (e.g. objects contained
-        /// within this object).
-        /// </remarks>
-        /// <param name="sceneObject">The scene object for which to gather assets</param>
-        /// <param name="assetUuids">
-        /// A dictionary which is populated with the asset UUIDs gathered and the type of that asset.
-        /// For assets where the type is not clear (e.g. UUIDs extracted from LSL and notecards), the type is Unknown.
-        /// </param>
-        public void GatherAssetUuids(SceneObjectGroup sceneObject, IDictionary<UUID, sbyte> assetUuids)
-        {
-            //            m_log.DebugFormat(
-            //                "[ASSET GATHERER]: Getting assets for object {0}, {1}", sceneObject.Name, sceneObject.UUID);
-
-            SceneObjectPart[] parts = sceneObject.Parts;
-            for (int i = 0; i < parts.Length; i++)
-            {
-                SceneObjectPart part = parts[i];
-
-                //                m_log.DebugFormat(
-                //                    "[ARCHIVER]: Getting part {0}, {1} for object {2}", part.Name, part.UUID, sceneObject.UUID);
-
-                try
-                {
-                    Primitive.TextureEntry textureEntry = part.Shape.Textures;
-                    if (textureEntry != null)
-                    {
-                        // Get the prim's default texture.  This will be used for faces which don't have their own texture
-                        if (textureEntry.DefaultTexture != null)
-                            GatherTextureEntryAssets(textureEntry.DefaultTexture, assetUuids);
-
-                        if (textureEntry.FaceTextures != null)
-                        {
-                            // Loop through the rest of the texture faces (a non-null face means the face is different from DefaultTexture)
-                            foreach (Primitive.TextureEntryFace texture in textureEntry.FaceTextures)
-                            {
-                                if (texture != null)
-                                    GatherTextureEntryAssets(texture, assetUuids);
-                            }
-                        }
-                    }
-
-                    // If the prim is a sculpt then preserve this information too
-                    if (part.Shape.SculptTexture != UUID.Zero)
-                        assetUuids[part.Shape.SculptTexture] = (sbyte)AssetType.Texture;
-
-                    if (part.Shape.ProjectionTextureUUID != UUID.Zero)
-                        assetUuids[part.Shape.ProjectionTextureUUID] = (sbyte)AssetType.Texture;
-
-                    if (part.CollisionSound != UUID.Zero)
-                        assetUuids[part.CollisionSound] = (sbyte)AssetType.Sound;
-
-                    if (part.ParticleSystem.Length > 0)
-                    {
-                        try
-                        {
-                            Primitive.ParticleSystem ps = new Primitive.ParticleSystem(part.ParticleSystem, 0);
-                            if (ps.Texture != UUID.Zero)
-                                assetUuids[ps.Texture] = (sbyte)AssetType.Texture;
-                        }
-                        catch (Exception)
-                        {
-                            m_log.WarnFormat(
-                                "[UUID GATHERER]: Could not check particle system for part {0} {1} in object {2} {3} since it is corrupt.  Continuing.", 
-                                part.Name, part.UUID, sceneObject.Name, sceneObject.UUID);
-                        }
-                    }
-
-                    TaskInventoryDictionary taskDictionary = (TaskInventoryDictionary)part.TaskInventory.Clone();
-
-                    // Now analyze this prim's inventory items to preserve all the uuids that they reference
-                    foreach (TaskInventoryItem tii in taskDictionary.Values)
-                    {
-                        //                        m_log.DebugFormat(
-                        //                            "[ARCHIVER]: Analysing item {0} asset type {1} in {2} {3}", 
-                        //                            tii.Name, tii.Type, part.Name, part.UUID);
-
-                        if (!assetUuids.ContainsKey(tii.AssetID))
-                            GatherAssetUuids(tii.AssetID, (sbyte)tii.Type, assetUuids);
-                    }
-
-                    // FIXME: We need to make gathering modular but we cannot yet, since gatherers are not guaranteed
-                    // to be called with scene objects that are in a scene (e.g. in the case of hg asset mapping and
-                    // inventory transfer.  There needs to be a way for a module to register a method without assuming a 
-                    // Scene.EventManager is present.
-                    //                    part.ParentGroup.Scene.EventManager.TriggerGatherUuids(part, assetUuids);
-
-
-                    // still needed to retrieve textures used as materials for any parts containing legacy materials stored in DynAttrs
-                    GatherMaterialsUuids(part, assetUuids); 
-                }
-                catch (Exception e)
-                {
-                    m_log.ErrorFormat("[UUID GATHERER]: Failed to get part - {0}", e);
-                    m_log.DebugFormat(
-                        "[UUID GATHERER]: Texture entry length for prim was {0} (min is 46)", 
-                        part.Shape.TextureEntry.Length);
-                }
-            }
-        }
-
-        /// <summary>
-        /// Gather all the asset uuids found in one face of a Texture Entry.
-        /// </summary>
-        private void GatherTextureEntryAssets(Primitive.TextureEntryFace texture, IDictionary<UUID, sbyte> assetUuids)
-        {
-            assetUuids[texture.TextureID] = (sbyte)AssetType.Texture;
-
-            if (texture.MaterialID != UUID.Zero)
-            {
-                GatherAssetUuids(texture.MaterialID, (sbyte)OpenSimAssetType.Material, assetUuids);
-            }
-        }
-
-        /// <summary>
-        /// Gather all of the texture asset UUIDs used to reference "Materials" such as normal and specular maps
-        /// stored in legacy format in part.DynAttrs
-        /// </summary>
-        /// <param name="part"></param>
-        /// <param name="assetUuids"></param>
-        //public void GatherMaterialsUuids(SceneObjectPart part, IDictionary<UUID, AssetType> assetUuids)
-        public void GatherMaterialsUuids(SceneObjectPart part, IDictionary<UUID, sbyte> assetUuids)
-        {
-            // scan thru the dynAttrs map of this part for any textures used as materials
-            OSD osdMaterials = null;
-
-            lock (part.DynAttrs)
-            {
-                if (part.DynAttrs.ContainsStore("OpenSim", "Materials"))
-                {
-                    OSDMap materialsStore = part.DynAttrs.GetStore("OpenSim", "Materials");
-
-                    if (materialsStore == null)
-                        return;
-
-                    materialsStore.TryGetValue("Materials", out osdMaterials);
-                }
-
-                if (osdMaterials != null)
-                {
-                    //m_log.Info("[UUID Gatherer]: found Materials: " + OSDParser.SerializeJsonString(osd));
-
-                    if (osdMaterials is OSDArray)
-                    {
-                        OSDArray matsArr = osdMaterials as OSDArray;
-                        foreach (OSDMap matMap in matsArr)
-                        {
-                            try
-                            {
-                                if (matMap.ContainsKey("Material"))
-                                {
-                                    OSDMap mat = matMap["Material"] as OSDMap;
-                                    if (mat.ContainsKey("NormMap"))
-                                    {
-                                        UUID normalMapId = mat["NormMap"].AsUUID();
-                                        if (normalMapId != UUID.Zero)
-                                        {
-                                            assetUuids[normalMapId] = (sbyte)AssetType.Texture;
-                                            //m_log.Info("[UUID Gatherer]: found normal map ID: " + normalMapId.ToString());
-                                        }
-                                    }
-                                    if (mat.ContainsKey("SpecMap"))
-                                    {
-                                        UUID specularMapId = mat["SpecMap"].AsUUID();
-                                        if (specularMapId != UUID.Zero)
-                                        {
-                                            assetUuids[specularMapId] = (sbyte)AssetType.Texture;
-                                            //m_log.Info("[UUID Gatherer]: found specular map ID: " + specularMapId.ToString());
-                                        }
-                                    }
-                                }
-
-                            }
-                            catch (Exception e)
-                            {
-                                m_log.Warn("[UUID Gatherer]: exception getting materials: " + e.Message);
-                            }
-                        }
-                    }
-                }
-            }
-        }
-
-        /// <summary>
-        /// Get an asset synchronously, potentially using an asynchronous callback.  If the
-        /// asynchronous callback is used, we will wait for it to complete.
-        /// </summary>
-        /// <param name="uuid"></param>
-        /// <returns></returns>
-        protected virtual AssetBase GetAsset(UUID uuid)
-        {
-            return m_assetService.Get(uuid.ToString());
-
-            // XXX: Switching to do this synchronously where the call was async before but we always waited for it
-            // to complete anyway!
-            //            m_waitingForObjectAsset = true;
-            //            m_assetCache.Get(uuid.ToString(), this, AssetReceived);
-            //
-            //            // The asset cache callback can either
-            //            //
-            //            // 1. Complete on the same thread (if the asset is already in the cache) or
-            //            // 2. Come in via a different thread (if we need to go fetch it).
-            //            //
-            //            // The code below handles both these alternatives.
-            //            lock (this)
-            //            {
-            //                if (m_waitingForObjectAsset)
-            //                {
-            //                    Monitor.Wait(this);
-            //                    m_waitingForObjectAsset = false;
-            //                }
-            //            }
-            //
-            //            return m_requestedObjectAsset;
-        }
-
-        /// <summary>
-        /// Record the asset uuids embedded within the given text (e.g. a script).
-        /// </summary>
-        /// <param name="textAssetUuid"></param>
-        /// <param name="assetUuids">Dictionary in which to record the references</param>
-        private void GetTextEmbeddedAssetUuids(UUID textAssetUuid, IDictionary<UUID, sbyte> assetUuids)
-        {
-            //            m_log.DebugFormat("[ASSET GATHERER]: Getting assets for uuid references in asset {0}", embeddingAssetId);
-
-            AssetBase textAsset = GetAsset(textAssetUuid);
-
-            if (null != textAsset)
-                GetTextEmbeddedAssetUuids(textAsset, assetUuids);
-        }
-
         /// <summary>
-        /// Record the asset uuids embedded within the given text (e.g. a script).
-        /// </summary>
-        /// <param name="textAsset"></param>
-        /// <param name="assetUuids">Dictionary in which to record the references</param>
-        private void GetTextEmbeddedAssetUuids(AssetBase textAsset, IDictionary<UUID, sbyte> assetUuids)
-        {
-            //            m_log.DebugFormat("[ASSET GATHERER]: Getting assets for uuid references in asset {0}", embeddingAssetId);
-
-            string script = Utils.BytesToString(textAsset.Data);
-            //                m_log.DebugFormat("[ARCHIVER]: Script {0}", script);
-            MatchCollection uuidMatches = Util.PermissiveUUIDPattern.Matches(script);
-            //                m_log.DebugFormat("[ARCHIVER]: Found {0} matches in text", uuidMatches.Count);
-
-            foreach (Match uuidMatch in uuidMatches)
-            {
-                UUID uuid = new UUID(uuidMatch.Value);
-                //                    m_log.DebugFormat("[ARCHIVER]: Recording {0} in text", uuid);
-
-                // Embedded asset references (if not false positives) could be for many types of asset, so we will
-                // label these as unknown.
-                assetUuids[uuid] = (sbyte)AssetType.Unknown;
-            }
-        }
-
-        /// <summary>
-        /// Record the uuids referenced by the given wearable asset
-        /// </summary>
-        /// <param name="wearableAssetUuid"></param>
-        /// <param name="assetUuids">Dictionary in which to record the references</param>
-        private void GetWearableAssetUuids(UUID wearableAssetUuid, IDictionary<UUID, sbyte> assetUuids)
-        {
-            AssetBase assetBase = GetAsset(wearableAssetUuid);
-
-            if (null != assetBase)
-                GetWearableAssetUuids(assetBase, assetUuids);
-        }
-
-        /// <summary>
-        /// Record the uuids referenced by the given wearable asset
-        /// </summary>
-        /// <param name="assetBase"></param>
-        /// <param name="assetUuids">Dictionary in which to record the references</param>
-        private void GetWearableAssetUuids(AssetBase assetBase, IDictionary<UUID, sbyte> assetUuids)
-        {
-            //m_log.Debug(new System.Text.ASCIIEncoding().GetString(bodypartAsset.Data));
-            AssetWearable wearableAsset = new AssetBodypart(assetBase.FullID, assetBase.Data);
-            wearableAsset.Decode();
-
-            //m_log.DebugFormat(
-            //    "[ARCHIVER]: Wearable asset {0} references {1} assets", wearableAssetUuid, wearableAsset.Textures.Count);
-
-            foreach (UUID uuid in wearableAsset.Textures.Values)
-            {
-                assetUuids[uuid] = (sbyte)AssetType.Texture;
-            }
-        }
-
-        /// <summary>
-        /// Get all the asset uuids associated with a given object.  This includes both those directly associated with
-        /// it (e.g. face textures) and recursively, those of items within it's inventory (e.g. objects contained
-        /// within this object).
-        /// </summary>
-        /// <param name="sceneObject"></param>
-        /// <param name="assetUuids"></param>
-        private void GetSceneObjectAssetUuids(UUID sceneObjectUuid, IDictionary<UUID, sbyte> assetUuids)
-        {
-            AssetBase sceneObjectAsset = GetAsset(sceneObjectUuid);
-
-            if (null != sceneObjectAsset)
-                GetSceneObjectAssetUuids(sceneObjectAsset, assetUuids);
-        }
-
-        /// <summary>
-        /// Get all the asset uuids associated with a given object.  This includes both those directly associated with
-        /// it (e.g. face textures) and recursively, those of items within it's inventory (e.g. objects contained
-        /// within this object).
-        /// </summary>
-        /// <param name="sceneObjectAsset"></param>
-        /// <param name="assetUuids"></param>
-        private void GetSceneObjectAssetUuids(AssetBase sceneObjectAsset, IDictionary<UUID, sbyte> assetUuids)
-        {
-            string xml = Utils.BytesToString(sceneObjectAsset.Data);
-
-            CoalescedSceneObjects coa;
-            if (CoalescedSceneObjectsSerializer.TryFromXml(xml, out coa))
-            {
-                foreach (SceneObjectGroup sog in coa.Objects)
-                    GatherAssetUuids(sog, assetUuids);
-            }
-            else
-            {
-                SceneObjectGroup sog = SceneObjectSerializer.FromOriginalXmlFormat(xml);
-
-                if (null != sog)
-                    GatherAssetUuids(sog, assetUuids);
-            }
-        }
-
-        /// <summary>
-        /// Get the asset uuid associated with a gesture
-        /// </summary>
-        /// <param name="gestureUuid"></param>
-        /// <param name="assetUuids"></param>
-        private void GetGestureAssetUuids(UUID gestureUuid, IDictionary<UUID, sbyte> assetUuids)
-        {
-            AssetBase gestureAsset = GetAsset(gestureUuid);
-            if (null == gestureAsset)
-                return;
-
-            GetGestureAssetUuids(gestureAsset, assetUuids);
-        }
-
-        /// <summary>
-        /// Get the asset uuid associated with a gesture
-        /// </summary>
-        /// <param name="gestureAsset"></param>
-        /// <param name="assetUuids"></param>
-        private void GetGestureAssetUuids(AssetBase gestureAsset, IDictionary<UUID, sbyte> assetUuids)
-        {           
-            using (MemoryStream ms = new MemoryStream(gestureAsset.Data))
-                using (StreamReader sr = new StreamReader(ms))
-            {
-                sr.ReadLine(); // Unknown (Version?)
-                sr.ReadLine(); // Unknown
-                sr.ReadLine(); // Unknown
-                sr.ReadLine(); // Name
-                sr.ReadLine(); // Comment ?
-                int count = Convert.ToInt32(sr.ReadLine()); // Item count
-
-                for (int i = 0 ; i < count ; i++)
-                {
-                    string type = sr.ReadLine();
-                    if (type == null)
-                        break;
-                    string name = sr.ReadLine();
-                    if (name == null)
-                        break;
-                    string id = sr.ReadLine();
-                    if (id == null)
-                        break;
-                    string unknown = sr.ReadLine();
-                    if (unknown == null)
-                        break;
-
-                    // If it can be parsed as a UUID, it is an asset ID
-                    UUID uuid;
-                    if (UUID.TryParse(id, out uuid))
-                        assetUuids[uuid] = (sbyte)AssetType.Animation;    // the asset is either an Animation or a Sound, but this distinction isn't important
-                }
-            }
-        }
-
-        /// <summary>
-        /// Get the asset uuid's referenced in a material.
-        /// </summary>
-        private void GetMaterialAssetUuids(UUID materialUuid, IDictionary<UUID, sbyte> assetUuids)
-        {
-            AssetBase assetBase = GetAsset(materialUuid);
-            if (null == assetBase)
-                return;
-
-            GetMaterialAssetUuids(assetBase, assetUuids);
-        }
-
-        /// <summary>
-        /// Get the asset uuid's referenced in a material.
+        /// Is gathering complete?
         /// </summary>
-        private void GetMaterialAssetUuids(AssetBase materialAsset, IDictionary<UUID, sbyte> assetUuids)
-        {
-            OSDMap mat = (OSDMap)OSDParser.DeserializeLLSDXml(materialAsset.Data);
-
-            UUID normMap = mat["NormMap"].AsUUID();
-            if (normMap != UUID.Zero)
-                assetUuids[normMap] = (sbyte)AssetType.Texture;
-
-            UUID specMap = mat["SpecMap"].AsUUID();
-            if (specMap != UUID.Zero)
-                assetUuids[specMap] = (sbyte)AssetType.Texture;
-        }
-    }
-
-    public class HGUuidGatherer : UuidGatherer
-    {
-        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
-
-        protected string m_assetServerURL;
-
-        public HGUuidGatherer(IAssetService assetService, string assetServerURL)
-            : base(assetService)
-        {
-            m_assetServerURL = assetServerURL;
-            if (!m_assetServerURL.EndsWith("/") && !m_assetServerURL.EndsWith("="))
-                m_assetServerURL = m_assetServerURL + "/";
-        }
-
-        protected override AssetBase GetAsset(UUID uuid)
-        {
-            if (string.Empty == m_assetServerURL)
-                return base.GetAsset(uuid);
-            else
-                return FetchAsset(uuid);
-        }
-
-        public AssetBase FetchAsset(UUID assetID)
-        {
-            // Test if it's already here
-            AssetBase asset = m_assetService.Get(assetID.ToString());
-            if (asset == null)
-            {
-                // It's not, so fetch it from abroad
-                asset = m_assetService.Get(m_assetServerURL + assetID.ToString());
-                if (asset != null)
-                    m_log.DebugFormat("[HGUUIDGatherer]: Copied asset {0} from {1} to local asset server", assetID, m_assetServerURL);
-                else
-                    m_log.DebugFormat("[HGUUIDGatherer]: Failed to fetch asset {0} from {1}", assetID, m_assetServerURL);
-            }
-            //else
-            //    m_log.DebugFormat("[HGUUIDGatherer]: Asset {0} from {1} was already here", assetID, m_assetServerURL);
-
-            return asset;
-        }
-    }
-
-    /// <summary>
-    /// Gather uuids for a given entity.
-    /// </summary>
-    /// <remarks>
-    /// This does a deep inspection of the entity to retrieve all the assets it uses (whether as textures, as scripts
-    /// contained in inventory, as scripts contained in objects contained in another object's inventory, etc.  Assets
-    /// are only retrieved when they are necessary to carry out the inspection (i.e. a serialized object needs to be
-    /// retrieved to work out which assets it references).
-    /// </remarks>
-    public class IteratingUuidGatherer
-    {
-        private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
+        public bool Complete { get { return m_assetUuidsToInspect.Count <= 0; } }
 
         /// <summary>
-        /// Is gathering complete?
+        /// The dictionary of UUIDs gathered so far.  If Complete == true then this is all the reachable UUIDs.
         /// </summary>
-        public bool Complete { get { return m_assetUuidsToInspect.Count <= 0; } }
+        /// <value>The gathered uuids.</value>
+        public IDictionary<UUID, sbyte> GatheredUuids { get; private set; }
 
         /// <summary>
         /// Gets the next UUID to inspect.
@@ -683,13 +83,20 @@ namespace OpenSim.Region.Framework.Scenes
 
         protected IAssetService m_assetService;
 
-        protected IDictionary<UUID, sbyte> m_gatheredAssetUuids;
-
         protected Queue<UUID> m_assetUuidsToInspect;
 
         /// <summary>
         /// Initializes a new instance of the <see cref="OpenSim.Region.Framework.Scenes.UuidGatherer"/> class.
         /// </summary>
+        /// <remarks>In this case the collection of gathered assets will start out blank.</remarks>
+        /// <param name="assetService">
+        /// Asset service.
+        /// </param>
+        public UuidGatherer(IAssetService assetService) : this(assetService, new Dictionary<UUID, sbyte>()) {}       
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OpenSim.Region.Framework.Scenes.UuidGatherer"/> class.
+        /// </summary>
         /// <param name="assetService">
         /// Asset service.
         /// </param>
@@ -697,10 +104,10 @@ namespace OpenSim.Region.Framework.Scenes
         /// Gathered UUIDs will be collected in this dictinaory.  
         /// It can be pre-populated if you want to stop the gatherer from analyzing assets that have already been fetched and inspected.
         /// </param>
-        public IteratingUuidGatherer(IAssetService assetService, IDictionary<UUID, sbyte> collector)
+        public UuidGatherer(IAssetService assetService, IDictionary<UUID, sbyte> collector)
         {
             m_assetService = assetService;
-            m_gatheredAssetUuids = collector;
+            GatheredUuids = collector;
 
             // FIXME: Not efficient for searching, can improve.
             m_assetUuidsToInspect = new Queue<UUID>();
@@ -765,13 +172,13 @@ namespace OpenSim.Region.Framework.Scenes
 
                     // If the prim is a sculpt then preserve this information too
                     if (part.Shape.SculptTexture != UUID.Zero)
-                        m_gatheredAssetUuids[part.Shape.SculptTexture] = (sbyte)AssetType.Texture;
+                        GatheredUuids[part.Shape.SculptTexture] = (sbyte)AssetType.Texture;
 
                     if (part.Shape.ProjectionTextureUUID != UUID.Zero)
-                        m_gatheredAssetUuids[part.Shape.ProjectionTextureUUID] = (sbyte)AssetType.Texture;
+                        GatheredUuids[part.Shape.ProjectionTextureUUID] = (sbyte)AssetType.Texture;
 
                     if (part.CollisionSound != UUID.Zero)
-                        m_gatheredAssetUuids[part.CollisionSound] = (sbyte)AssetType.Sound;
+                        GatheredUuids[part.CollisionSound] = (sbyte)AssetType.Sound;
 
                     if (part.ParticleSystem.Length > 0)
                     {
@@ -779,7 +186,7 @@ namespace OpenSim.Region.Framework.Scenes
                         {
                             Primitive.ParticleSystem ps = new Primitive.ParticleSystem(part.ParticleSystem, 0);
                             if (ps.Texture != UUID.Zero)
-                                m_gatheredAssetUuids[ps.Texture] = (sbyte)AssetType.Texture;
+                                GatheredUuids[ps.Texture] = (sbyte)AssetType.Texture;
                         }
                         catch (Exception)
                         {
@@ -798,7 +205,7 @@ namespace OpenSim.Region.Framework.Scenes
                         //                            "[ARCHIVER]: Analysing item {0} asset type {1} in {2} {3}", 
                         //                            tii.Name, tii.Type, part.Name, part.UUID);
 
-                        if (!m_gatheredAssetUuids.ContainsKey(tii.AssetID))
+                        if (!GatheredUuids.ContainsKey(tii.AssetID))
                             AddForInspection(tii.AssetID, (sbyte)tii.Type);
                     }
 
@@ -865,7 +272,7 @@ namespace OpenSim.Region.Framework.Scenes
         private void GetAssetUuids(UUID assetUuid)
         {
             // avoid infinite loops
-            if (m_gatheredAssetUuids.ContainsKey(assetUuid))
+            if (GatheredUuids.ContainsKey(assetUuid))
                 return;
 
             try
@@ -875,7 +282,7 @@ namespace OpenSim.Region.Framework.Scenes
                 if (null != assetBase)
                 {
                     sbyte assetType = assetBase.Type;
-                    m_gatheredAssetUuids[assetUuid] = assetType;
+                    GatheredUuids[assetUuid] = assetType;
 
                     if ((sbyte)AssetType.Bodypart == assetType || (sbyte)AssetType.Clothing == assetType)
                     {
@@ -915,29 +322,15 @@ namespace OpenSim.Region.Framework.Scenes
             // Here, we want to collect uuids which require further asset fetches but mark the others as gathered
             try
             {               
-                m_gatheredAssetUuids[assetUuid] = assetType;
-
-                if ((sbyte)AssetType.Bodypart == assetType || (sbyte)AssetType.Clothing == assetType)
-                {
-                    AddForInspection(assetUuid);
-                }
-                else if ((sbyte)AssetType.Gesture == assetType)
-                {
-                    AddForInspection(assetUuid);
-                }
-                else if ((sbyte)AssetType.Notecard == assetType)
-                {
-                    AddForInspection(assetUuid);
-                }
-                else if ((sbyte)AssetType.LSLText == assetType)
-                {
-                    AddForInspection(assetUuid);
-                }
-                else if ((sbyte)OpenSimAssetType.Material == assetType)
-                {
-                    AddForInspection(assetUuid);
-                }
-                else if ((sbyte)AssetType.Object == assetType)
+                GatheredUuids[assetUuid] = assetType;
+
+                if ((sbyte)AssetType.Bodypart == assetType 
+                    || (sbyte)AssetType.Clothing == assetType
+                    || (sbyte)AssetType.Gesture == assetType
+                    || (sbyte)AssetType.Notecard == assetType
+                    || (sbyte)AssetType.LSLText == assetType
+                    || (sbyte)OpenSimAssetType.Material == assetType
+                    || (sbyte)AssetType.Object == assetType)
                 {
                     AddForInspection(assetUuid);
                 }
@@ -956,7 +349,7 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         private void RecordTextureEntryAssetUuids(Primitive.TextureEntryFace texture)
         {
-            m_gatheredAssetUuids[texture.TextureID] = (sbyte)AssetType.Texture;
+            GatheredUuids[texture.TextureID] = (sbyte)AssetType.Texture;
 
             if (texture.MaterialID != UUID.Zero)
                 AddForInspection(texture.MaterialID);
@@ -1003,7 +396,7 @@ namespace OpenSim.Region.Framework.Scenes
                                         UUID normalMapId = mat["NormMap"].AsUUID();
                                         if (normalMapId != UUID.Zero)
                                         {
-                                            m_gatheredAssetUuids[normalMapId] = (sbyte)AssetType.Texture;
+                                            GatheredUuids[normalMapId] = (sbyte)AssetType.Texture;
                                             //m_log.Info("[UUID Gatherer]: found normal map ID: " + normalMapId.ToString());
                                         }
                                     }
@@ -1012,7 +405,7 @@ namespace OpenSim.Region.Framework.Scenes
                                         UUID specularMapId = mat["SpecMap"].AsUUID();
                                         if (specularMapId != UUID.Zero)
                                         {
-                                            m_gatheredAssetUuids[specularMapId] = (sbyte)AssetType.Texture;
+                                            GatheredUuids[specularMapId] = (sbyte)AssetType.Texture;
                                             //m_log.Info("[UUID Gatherer]: found specular map ID: " + specularMapId.ToString());
                                         }
                                     }
@@ -1048,15 +441,15 @@ namespace OpenSim.Region.Framework.Scenes
         {
             //            m_log.DebugFormat("[ASSET GATHERER]: Getting assets for uuid references in asset {0}", embeddingAssetId);
 
-            string script = Utils.BytesToString(textAsset.Data);
-            //                m_log.DebugFormat("[ARCHIVER]: Script {0}", script);
-            MatchCollection uuidMatches = Util.PermissiveUUIDPattern.Matches(script);
-            //                m_log.DebugFormat("[ARCHIVER]: Found {0} matches in text", uuidMatches.Count);
+            string text = Utils.BytesToString(textAsset.Data);
+//            m_log.DebugFormat("[UUID GATHERER]: Text {0}", text);
+            MatchCollection uuidMatches = Util.PermissiveUUIDPattern.Matches(text);
+//            m_log.DebugFormat("[UUID GATHERER]: Found {0} matches in text", uuidMatches.Count);
 
             foreach (Match uuidMatch in uuidMatches)
             {
                 UUID uuid = new UUID(uuidMatch.Value);
-                //                    m_log.DebugFormat("[ARCHIVER]: Recording {0} in text", uuid);
+//                m_log.DebugFormat("[UUID GATHERER]: Recording {0} in text", uuid);
 
                 AddForInspection(uuid);
             }
@@ -1076,7 +469,7 @@ namespace OpenSim.Region.Framework.Scenes
             //    "[ARCHIVER]: Wearable asset {0} references {1} assets", wearableAssetUuid, wearableAsset.Textures.Count);
 
             foreach (UUID uuid in wearableAsset.Textures.Values)
-                m_gatheredAssetUuids[uuid] = (sbyte)AssetType.Texture;
+                GatheredUuids[uuid] = (sbyte)AssetType.Texture;
         }
 
         /// <summary>
@@ -1138,7 +531,7 @@ namespace OpenSim.Region.Framework.Scenes
                     // If it can be parsed as a UUID, it is an asset ID
                     UUID uuid;
                     if (UUID.TryParse(id, out uuid))
-                        m_gatheredAssetUuids[uuid] = (sbyte)AssetType.Animation;    // the asset is either an Animation or a Sound, but this distinction isn't important
+                        GatheredUuids[uuid] = (sbyte)AssetType.Animation;    // the asset is either an Animation or a Sound, but this distinction isn't important
                 }
             }
         }
@@ -1152,21 +545,24 @@ namespace OpenSim.Region.Framework.Scenes
 
             UUID normMap = mat["NormMap"].AsUUID();
             if (normMap != UUID.Zero)
-                m_gatheredAssetUuids[normMap] = (sbyte)AssetType.Texture;
+                GatheredUuids[normMap] = (sbyte)AssetType.Texture;
 
             UUID specMap = mat["SpecMap"].AsUUID();
             if (specMap != UUID.Zero)
-                m_gatheredAssetUuids[specMap] = (sbyte)AssetType.Texture;
+                GatheredUuids[specMap] = (sbyte)AssetType.Texture;
         }
     }
 
-    public class IteratingHGUuidGatherer : IteratingUuidGatherer
+    public class HGUuidGatherer : UuidGatherer
     {
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
         protected string m_assetServerURL;
 
-        public IteratingHGUuidGatherer(IAssetService assetService, string assetServerURL, IDictionary<UUID, sbyte> collector)
+        public HGUuidGatherer(IAssetService assetService, string assetServerURL)
+            : this(assetService, assetServerURL, new Dictionary<UUID, sbyte>()) {}
+
+        public HGUuidGatherer(IAssetService assetService, string assetServerURL, IDictionary<UUID, sbyte> collector)
             : base(assetService, collector)
         {
             m_assetServerURL = assetServerURL;
diff --git a/OpenSim/Region/OptionalModules/Avatar/Appearance/AppearanceInfoModule.cs b/OpenSim/Region/OptionalModules/Avatar/Appearance/AppearanceInfoModule.cs
index f67f613..2f9bb1e 100644
--- a/OpenSim/Region/OptionalModules/Avatar/Appearance/AppearanceInfoModule.cs
+++ b/OpenSim/Region/OptionalModules/Avatar/Appearance/AppearanceInfoModule.cs
@@ -426,10 +426,10 @@ namespace OpenSim.Region.OptionalModules.Avatar.Appearance
                                     cdl.AddRow("Assets", "");
                                     sb.Append(cdl.ToString());
 
-                                    Dictionary<UUID, sbyte> assetUuids = new Dictionary<UUID, sbyte>();
-                                    uuidGatherer.GatherAssetUuids(wi.AssetID, assetUuids);
+                                    uuidGatherer.AddForInspection(wi.AssetID);
+                                    uuidGatherer.GatherAll();
                                     string[] assetStrings 
-                                        = Array.ConvertAll<UUID, string>(assetUuids.Keys.ToArray(), u => u.ToString());
+                                        = Array.ConvertAll<UUID, string>(uuidGatherer.GatheredUuids.Keys.ToArray(), u => u.ToString());
 
                                     bool[] existChecks = scene.AssetService.AssetsExist(assetStrings);
 
@@ -440,7 +440,9 @@ namespace OpenSim.Region.OptionalModules.Avatar.Appearance
                                     cdt.AddColumn("Found", 5);
                                             
                                     for (int k = 0; k < existChecks.Length; k++)
-                                        cdt.AddRow((AssetType)assetUuids[new UUID(assetStrings[k])], assetStrings[k], existChecks[k] ? "yes" : "no");
+                                        cdt.AddRow(
+                                            (AssetType)uuidGatherer.GatheredUuids[new UUID(assetStrings[k])], 
+                                            assetStrings[k], existChecks[k] ? "yes" : "no");
 
                                     sb.Append(cdt.ToString());
                                     sb.Append("\n");
diff --git a/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs b/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
index b983be9..79e4774 100644
--- a/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
+++ b/OpenSim/Region/ScriptEngine/Shared/Instance/ScriptInstance.cs
@@ -889,8 +889,9 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
 
 
                                     m_log.Debug(string.Format(
-                                        "[SCRIPT INSTANCE]: Runtime error in script {0}, part {1} {2} at {3} in {4} ", 
+                                        "[SCRIPT INSTANCE]: Runtime error in script {0} (event {1}), part {2} {3} at {4} in {5} ", 
                                         ScriptName, 
+                                        data.EventName,
                                         PrimName, 
                                         Part.UUID,
                                         Part.AbsolutePosition,