From 0f716e3ac4d8af67fed7c23994d2c0f53d8eb2ae Mon Sep 17 00:00:00 2001
From: Justin Clarke Casey
Date: Sun, 4 May 2008 00:06:34 +0000
Subject: * Simplify CreateFolder() by folding previous special root case into
 FindFolder()

---
 .../Communications/Cache/CachedUserInfo.cs         | 89 +++++++---------------
 .../Communications/Cache/InventoryFolderImpl.cs    | 34 ++++-----
 2 files changed, 46 insertions(+), 77 deletions(-)

(limited to 'OpenSim/Framework')

diff --git a/OpenSim/Framework/Communications/Cache/CachedUserInfo.cs b/OpenSim/Framework/Communications/Cache/CachedUserInfo.cs
index 6f7c4da..5b84958 100644
--- a/OpenSim/Framework/Communications/Cache/CachedUserInfo.cs
+++ b/OpenSim/Framework/Communications/Cache/CachedUserInfo.cs
@@ -239,6 +239,7 @@ namespace OpenSim.Framework.Communications.Cache
             else
             {
                 InventoryFolderImpl folder = RootFolder.FindFolder(folderInfo.ParentID);
+                
                 lock (folder.SubFolders)
                 {
                     if (folder != null)
@@ -323,72 +324,40 @@ namespace OpenSim.Framework.Communications.Cache
             
             if (HasInventory)
             {
-                if (RootFolder.ID == parentID)
+                InventoryFolderImpl parentFolder = RootFolder.FindFolder(parentID);
+                
+                if (null == parentFolder)
                 {
-                    InventoryFolderImpl createdFolder = RootFolder.CreateNewSubFolder(folderID, folderName, folderType);
+                    m_log.WarnFormat(
+                        "[AGENT INVENTORY]: Tried to create folder {0} {1} but the parent {2} does not exist",
+                        folderName, folderID, parentID);
+                    
+                    return false;
+                }
+                
+                InventoryFolderImpl createdFolder = parentFolder.CreateChildFolder(folderID, folderName, folderType);
 
-                    if (createdFolder != null)
-                    {
-                        InventoryFolderBase createdBaseFolder = new InventoryFolderBase();
-                        createdBaseFolder.Owner = createdFolder.Owner;
-                        createdBaseFolder.ID = createdFolder.ID;
-                        createdBaseFolder.Name = createdFolder.Name;
-                        createdBaseFolder.ParentID = createdFolder.ParentID;
-                        createdBaseFolder.Type = createdFolder.Type;
-                        createdBaseFolder.Version = createdFolder.Version;
-                        
-                        m_commsManager.InventoryService.AddFolder(createdBaseFolder);
-                        
-                        return true;
-                    }
-                    else
-                    {
-                        m_log.WarnFormat(
-                             "[AGENT INVENTORY]: Tried to create folder {0} {1} but the folder already exists", 
-                             folderName, folderID);
-                        
-                        return false;
-                    }
+                if (createdFolder != null)
+                {
+                    InventoryFolderBase createdBaseFolder = new InventoryFolderBase();
+                    createdBaseFolder.Owner = createdFolder.Owner;
+                    createdBaseFolder.ID = createdFolder.ID;
+                    createdBaseFolder.Name = createdFolder.Name;
+                    createdBaseFolder.ParentID = createdFolder.ParentID;
+                    createdBaseFolder.Type = createdFolder.Type;
+                    createdBaseFolder.Version = createdFolder.Version;
+                    
+                    m_commsManager.InventoryService.AddFolder(createdBaseFolder);
+                    
+                    return true;
                 }
                 else
                 {
-                    InventoryFolderImpl folder = RootFolder.FindFolder(parentID);
+                    m_log.WarnFormat(
+                         "[AGENT INVENTORY]: Tried to create folder {0} {1} but the folder already exists", 
+                         folderName, folderID);
                     
-                    if (folder != null)
-                    {
-                        InventoryFolderImpl createdFolder = folder.CreateNewSubFolder(folderID, folderName, folderType);
-                     
-                        if (createdFolder != null)
-                        {
-                            InventoryFolderBase createdBaseFolder = new InventoryFolderBase();
-                            createdBaseFolder.Owner = createdFolder.Owner;
-                            createdBaseFolder.ID = createdFolder.ID;
-                            createdBaseFolder.Name = createdFolder.Name;
-                            createdBaseFolder.ParentID = createdFolder.ParentID;
-                            createdBaseFolder.Type = createdFolder.Type;
-                            createdBaseFolder.Version = createdFolder.Version;                            
-                            
-                            m_commsManager.InventoryService.AddFolder(createdBaseFolder);
-                            
-                            return true;
-                        }
-                        else
-                        {
-                            m_log.WarnFormat(
-                                 "[AGENT INVENTORY]: Tried to create folder {0} {1} but the folder already exists", 
-                                 folderName, folderID);
-                            
-                            return false;
-                        }    
-                    }  
-                    else
-                    {
-                        m_log.WarnFormat(
-                             "[AGENT INVENTORY]: Could not find parent folder with id {0} in order to create folder {1} {2}",
-                             parentID, folderName, folderID);
-                        
-                        return false;
-                    }
+                    return false;
                 }
             }
             else
diff --git a/OpenSim/Framework/Communications/Cache/InventoryFolderImpl.cs b/OpenSim/Framework/Communications/Cache/InventoryFolderImpl.cs
index af05af3..c8cec69 100644
--- a/OpenSim/Framework/Communications/Cache/InventoryFolderImpl.cs
+++ b/OpenSim/Framework/Communications/Cache/InventoryFolderImpl.cs
@@ -69,7 +69,7 @@ namespace OpenSim.Framework.Communications.Cache
         /// <param name="folderName"></param>
         /// <param name="type"></param>
         /// <returns>The newly created subfolder.  Returns null if the folder already exists</returns>
-        public InventoryFolderImpl CreateNewSubFolder(LLUUID folderID, string folderName, ushort type)
+        public InventoryFolderImpl CreateChildFolder(LLUUID folderID, string folderName, ushort type)
         {
             lock (SubFolders)
             {
@@ -82,6 +82,7 @@ namespace OpenSim.Framework.Communications.Cache
                     subFold.ParentID = this.ID;
                     subFold.Owner = Owner;
                     SubFolders.Add(subFold.ID, subFold);
+                    
                     return subFold;
                 }
             }
@@ -135,7 +136,7 @@ namespace OpenSim.Framework.Communications.Cache
         }
 
         /// <summary>
-        /// Delete an item from the folder.
+        /// Deletes an item if it exists in this folder or any children
         /// </summary>
         /// <param name="folderID"></param>
         /// <returns></returns>
@@ -157,6 +158,7 @@ namespace OpenSim.Framework.Communications.Cache
                 foreach (InventoryFolderImpl folder in SubFolders.Values)
                 {
                     found = folder.DeleteItem(itemID);
+                    
                     if (found == true)
                     {
                         break;
@@ -168,37 +170,35 @@ namespace OpenSim.Framework.Communications.Cache
         }
 
         /// <summary>
-        /// Returns the folder requested if it exists as a descendent of this folder
+        /// Returns the folder requested if it is this folder or is a descendent of this folder.  The search is depth
+        /// first.
         /// </summary>
         /// <returns>The requested folder if it exists, null if it does not.</returns>
         public InventoryFolderImpl FindFolder(LLUUID folderID)
         {            
-            InventoryFolderImpl returnFolder = null;
+            if (folderID == ID)
+            {
+                return this;
+            }
             
             lock (SubFolders)
             {
-                if (SubFolders.ContainsKey(folderID))
-                {
-                    returnFolder = SubFolders[folderID];
-                }
-                else
+                foreach (InventoryFolderImpl folder in SubFolders.Values)
                 {
-                    foreach (InventoryFolderImpl folder in SubFolders.Values)
+                    InventoryFolderImpl returnFolder = folder.FindFolder(folderID);
+                    
+                    if (returnFolder != null)
                     {
-                        returnFolder = folder.FindFolder(folderID);
-                        if (returnFolder != null)
-                        {
-                            break;
-                        }
+                        return returnFolder;
                     }
                 }
             }
             
-            return returnFolder;
+            return null;
         }
 
         /// <summary>
-        /// Return the list of items in this folder
+        /// Return the list of child items in this folder
         /// </summary>
         public List<InventoryItemBase> RequestListOfItems()
         {
-- 
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