update save methods

Emby.Server.Implementations/Activity/ActivityRepository.cs

@@ -51,7 +51,7 @@ namespace Emby.Server.Implementations.Activity
                 throw new ArgumentNullException("entry");
             }
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -76,7 +76,7 @@ namespace Emby.Server.Implementations.Activity
 
         public QueryResult<ActivityLogEntry> GetActivityLogEntries(DateTime? minDate, int? startIndex, int? limit)
         {
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {

Emby.Server.Implementations/Data/BaseSqliteRepository.cs

@@ -12,7 +12,7 @@ namespace Emby.Server.Implementations.Data
     public abstract class BaseSqliteRepository : IDisposable
     {
         protected string DbFilePath { get; set; }
-        protected SemaphoreSlim WriteLock = new SemaphoreSlim(1, 1);
+        protected ReaderWriterLockSlim WriteLock = new ReaderWriterLockSlim(LockRecursionPolicy.NoRecursion);
         protected ILogger Logger { get; private set; }
 
         protected BaseSqliteRepository(ILogger logger)
@@ -130,11 +130,12 @@ namespace Emby.Server.Implementations.Data
                 {
                     lock (_disposeLock)
                     {
-                        WriteLock.Wait();
+                        using (WriteLock.Write())
-
+                        {
                             CloseConnection();
                         }
                     }
+                }
                 catch (Exception ex)
                 {
                     Logger.ErrorException("Error disposing database", ex);
@@ -178,4 +179,51 @@ namespace Emby.Server.Implementations.Data
             }));
         }
     }
+
+    public static class ReaderWriterLockSlimExtensions
+    {
+        private sealed class ReadLockToken : IDisposable
+        {
+            private ReaderWriterLockSlim _sync;
+            public ReadLockToken(ReaderWriterLockSlim sync)
+            {
+                _sync = sync;
+                sync.EnterReadLock();
+            }
+            public void Dispose()
+            {
+                if (_sync != null)
+                {
+                    _sync.ExitReadLock();
+                    _sync = null;
+                }
+            }
+        }
+        private sealed class WriteLockToken : IDisposable
+        {
+            private ReaderWriterLockSlim _sync;
+            public WriteLockToken(ReaderWriterLockSlim sync)
+            {
+                _sync = sync;
+                sync.EnterWriteLock();
+            }
+            public void Dispose()
+            {
+                if (_sync != null)
+                {
+                    _sync.ExitWriteLock();
+                    _sync = null;
+                }
+            }
+        }
+
+        public static IDisposable Read(this ReaderWriterLockSlim obj)
+        {
+            return new ReadLockToken(obj);
+        }
+        public static IDisposable Write(this ReaderWriterLockSlim obj)
+        {
+            return new WriteLockToken(obj);
+        }
+    }
 }

Emby.Server.Implementations/Data/SqliteDisplayPreferencesRepository.cs

@@ -86,7 +86,7 @@ namespace Emby.Server.Implementations.Data
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -127,7 +127,7 @@ namespace Emby.Server.Implementations.Data
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -159,6 +159,8 @@ namespace Emby.Server.Implementations.Data
 
             var guidId = displayPreferencesId.GetMD5();
 
+            using (WriteLock.Read())
+            {
                 using (var connection = CreateConnection(true))
                 {
                     var commandText = "select data from userdisplaypreferences where id = ? and userId=? and client=?";
@@ -179,6 +181,7 @@ namespace Emby.Server.Implementations.Data
                     };
                 }
             }
+        }
 
         /// <summary>
         /// Gets all display preferences for the given user.
@@ -190,6 +193,8 @@ namespace Emby.Server.Implementations.Data
         {
             var list = new List<DisplayPreferences>();
 
+            using (WriteLock.Read())
+            {
                 using (var connection = CreateConnection(true))
                 {
                     var commandText = "select data from userdisplaypreferences where userId=?";
@@ -202,6 +207,7 @@ namespace Emby.Server.Implementations.Data
                         list.Add(Get(row));
                     }
                 }
+            }
 
             return list;
         }

Emby.Server.Implementations/Data/SqliteUserRepository.cs

@@ -83,7 +83,7 @@ namespace Emby.Server.Implementations.Data
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -107,6 +107,8 @@ namespace Emby.Server.Implementations.Data
         {
             var list = new List<User>();
 
+            using (WriteLock.Read())
+            {
                 using (var connection = CreateConnection(true))
                 {
                     foreach (var row in connection.Query("select guid,data from users"))
@@ -122,6 +124,7 @@ namespace Emby.Server.Implementations.Data
                         }
                     }
                 }
+            }
 
             return list;
         }
@@ -142,7 +145,7 @@ namespace Emby.Server.Implementations.Data
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {

Emby.Server.Implementations/Notifications/SqliteNotificationsRepository.cs

@@ -48,7 +48,7 @@ namespace Emby.Server.Implementations.Notifications
         {
             var result = new NotificationResult();
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {
@@ -103,7 +103,7 @@ namespace Emby.Server.Implementations.Notifications
         {
             var result = new NotificationsSummary();
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {
@@ -214,7 +214,7 @@ namespace Emby.Server.Implementations.Notifications
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -273,7 +273,7 @@ namespace Emby.Server.Implementations.Notifications
         {
             cancellationToken.ThrowIfCancellationRequested();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -289,7 +289,7 @@ namespace Emby.Server.Implementations.Notifications
         {
             cancellationToken.ThrowIfCancellationRequested();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {

Emby.Server.Implementations/Security/AuthenticationRepository.cs

@@ -63,7 +63,7 @@ namespace Emby.Server.Implementations.Security
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -195,7 +195,7 @@ namespace Emby.Server.Implementations.Security
                 throw new ArgumentNullException("id");
             }
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {

Emby.Server.Implementations/Social/SharingRepository.cs

@@ -50,7 +50,7 @@ namespace Emby.Server.Implementations.Social
                 throw new ArgumentNullException("info.Id");
             }
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -75,7 +75,7 @@ namespace Emby.Server.Implementations.Social
                 throw new ArgumentNullException("id");
             }
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {

Emby.Server.Implementations/Sync/SyncRepository.cs

@@ -95,7 +95,7 @@ namespace Emby.Server.Implementations.Sync
                 throw new ArgumentNullException("id");
             }
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {
@@ -206,7 +206,7 @@ namespace Emby.Server.Implementations.Sync
 
             CheckDisposed();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -259,7 +259,7 @@ namespace Emby.Server.Implementations.Sync
 
             CheckDisposed();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {
@@ -281,7 +281,7 @@ namespace Emby.Server.Implementations.Sync
 
             CheckDisposed();
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {
@@ -379,7 +379,7 @@ namespace Emby.Server.Implementations.Sync
 
             CheckDisposed();
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 var guid = new Guid(id);
 
@@ -407,7 +407,7 @@ namespace Emby.Server.Implementations.Sync
                 throw new ArgumentNullException("query");
             }
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {
@@ -487,7 +487,7 @@ namespace Emby.Server.Implementations.Sync
 
             var now = DateTime.UtcNow;
 
-            lock (WriteLock)
+            using (WriteLock.Read())
             {
                 using (var connection = CreateConnection(true))
                 {
@@ -650,7 +650,7 @@ namespace Emby.Server.Implementations.Sync
 
             CheckDisposed();
 
-            lock (WriteLock)
+            using (WriteLock.Write())
             {
                 using (var connection = CreateConnection())
                 {

MediaBrowser.MediaEncoding/Probing/ProbeResultNormalizer.cs

@@ -996,7 +996,7 @@ namespace MediaBrowser.MediaEncoding.Probing
             {
                 _splitWhiteList = new List<string>
                         {
-                            "AC/DV"
+                            "AC/DC"
                         };
             }