From c0211c1ca232742946e47346917f3f8ab5ff3acb Mon Sep 17 00:00:00 2001
From: Justin Clarke Casey
Date: Tue, 12 Feb 2008 22:24:12 +0000
Subject: * Add missing locking to mysql inventory plugin * Should resolve
 mantis 542

---
 OpenSim/Framework/Data.MySQL/MySQLInventoryData.cs | 51 +++++++++++++---------
 1 file changed, 31 insertions(+), 20 deletions(-)

(limited to 'OpenSim/Framework/Data.MySQL')

diff --git a/OpenSim/Framework/Data.MySQL/MySQLInventoryData.cs b/OpenSim/Framework/Data.MySQL/MySQLInventoryData.cs
index 57c2c9f..8257a23 100644
--- a/OpenSim/Framework/Data.MySQL/MySQLInventoryData.cs
+++ b/OpenSim/Framework/Data.MySQL/MySQLInventoryData.cs
@@ -38,7 +38,8 @@ namespace OpenSim.Framework.Data.MySQL
     /// </summary>
     public class MySQLInventoryData : IInventoryData
     {
-        private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
+        private static readonly log4net.ILog m_log 
+            = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
 
         /// <summary>
         /// The database manager
@@ -514,7 +515,10 @@ namespace OpenSim.Framework.Data.MySQL
 
             try
             {
-                cmd.ExecuteNonQuery();
+                lock (database)
+                {
+                    cmd.ExecuteNonQuery();
+                }
             }
             catch (Exception e)
             {
@@ -543,10 +547,12 @@ namespace OpenSim.Framework.Data.MySQL
             cmd.Parameters.AddWithValue("?folderID", folder.folderID.ToString());
             cmd.Parameters.AddWithValue("?parentFolderID", folder.parentID.ToString());
 
-
             try
             {
-                cmd.ExecuteNonQuery();
+                lock (database)
+                {
+                    cmd.ExecuteNonQuery();
+                }
             }
             catch (Exception e)
             {
@@ -586,11 +592,15 @@ namespace OpenSim.Framework.Data.MySQL
         protected void deleteOneFolder(LLUUID folderID)
         {
             try
-            {
+            {                
                 MySqlCommand cmd =
                     new MySqlCommand("DELETE FROM inventoryfolders WHERE folderID=?uuid", database.Connection);
                 cmd.Parameters.AddWithValue("?uuid", folderID.ToString());
-                cmd.ExecuteNonQuery();
+                
+                lock (database)
+                {
+                    cmd.ExecuteNonQuery();
+                }
             }
             catch (MySqlException e)
             {
@@ -606,7 +616,11 @@ namespace OpenSim.Framework.Data.MySQL
                 MySqlCommand cmd =
                     new MySqlCommand("DELETE FROM inventoryitems WHERE parentFolderID=?uuid", database.Connection);
                 cmd.Parameters.AddWithValue("?uuid", folderID.ToString());
-                cmd.ExecuteNonQuery();
+                
+                lock (database)
+                {
+                    cmd.ExecuteNonQuery();
+                }
             }
             catch (MySqlException e)
             {
@@ -622,21 +636,18 @@ namespace OpenSim.Framework.Data.MySQL
         /// <param name="folderId">Id of folder to delete</param>
         public void deleteInventoryFolder(LLUUID folderID)
         {
-            lock (database)
-            {
-                List<InventoryFolderBase> subFolders = getFolderHierarchy(folderID);
-
-                //Delete all sub-folders
-                foreach (InventoryFolderBase f in subFolders)
-                {
-                    deleteOneFolder(f.folderID);
-                    deleteItemsInFolder(f.folderID);
-                }
+            List<InventoryFolderBase> subFolders = getFolderHierarchy(folderID);
 
-                //Delete the actual row
-                deleteOneFolder(folderID);
-                deleteItemsInFolder(folderID);
+            //Delete all sub-folders
+            foreach (InventoryFolderBase f in subFolders)
+            {
+                deleteOneFolder(f.folderID);
+                deleteItemsInFolder(f.folderID);
             }
+
+            //Delete the actual row
+            deleteOneFolder(folderID);
+            deleteItemsInFolder(folderID);
         }
     }
 }
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