Got at least one data fetching method working; turns out, we can't use a patched LogicStack to get the data

Vendor/Swan.Lite-3.1.0/Threading/SyncLockerFactory.cs

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+using System;
+using System.Threading;
+
+namespace Swan.Threading
+{
+    /// <summary>
+    /// Provides factory methods to create synchronized reader-writer locks
+    /// that support a generalized locking and releasing api and syntax.
+    /// </summary>
+    public static class SyncLockerFactory
+    {
+        #region Enums and Interfaces
+
+        /// <summary>
+        /// Enumerates the locking operations.
+        /// </summary>
+        private enum LockHolderType
+        {
+            Read,
+            Write,
+        }
+
+        /// <summary>
+        /// Defines methods for releasing locks.
+        /// </summary>
+        private interface ISyncReleasable
+        {
+            /// <summary>
+            /// Releases the writer lock.
+            /// </summary>
+            void ReleaseWriterLock();
+
+            /// <summary>
+            /// Releases the reader lock.
+            /// </summary>
+            void ReleaseReaderLock();
+        }
+
+        #endregion
+
+        #region Factory Methods
+        
+        /// <summary>
+        /// Creates a reader-writer lock backed by a standard ReaderWriterLock.
+        /// </summary>
+        /// <returns>The synchronized locker.</returns>
+        public static ISyncLocker Create() => new SyncLocker();
+
+        /// <summary>
+        /// Creates a reader-writer lock backed by a ReaderWriterLockSlim.
+        /// </summary>
+        /// <returns>The synchronized locker.</returns>
+        public static ISyncLocker CreateSlim() => new SyncLockerSlim();
+
+        /// <summary>
+        /// Creates a reader-writer lock.
+        /// </summary>
+        /// <param name="useSlim">if set to <c>true</c> it uses the Slim version of a reader-writer lock.</param>
+        /// <returns>The Sync Locker.</returns>
+        public static ISyncLocker Create(bool useSlim) => useSlim ? CreateSlim() : Create();
+
+        #endregion
+
+        #region Private Classes
+
+        /// <summary>
+        /// The lock releaser. Calling the dispose method releases the lock entered by the parent SyncLocker.
+        /// </summary>
+        /// <seealso cref="System.IDisposable" />
+        private sealed class SyncLockReleaser : IDisposable
+        {
+            private readonly ISyncReleasable _parent;
+            private readonly LockHolderType _operation;
+
+            private bool _isDisposed;
+
+            /// <summary>
+            /// Initializes a new instance of the <see cref="SyncLockReleaser"/> class.
+            /// </summary>
+            /// <param name="parent">The parent.</param>
+            /// <param name="operation">The operation.</param>
+            public SyncLockReleaser(ISyncReleasable parent, LockHolderType operation)
+            {
+                _parent = parent;
+                _operation = operation;
+            }
+
+            /// <inheritdoc />
+            public void Dispose()
+            {
+                if (_isDisposed) return;
+                _isDisposed = true;
+
+                if (_operation == LockHolderType.Read)
+                    _parent.ReleaseReaderLock();
+                else
+                    _parent.ReleaseWriterLock();
+            }
+        }
+
+        /// <summary>
+        /// The Sync Locker backed by a ReaderWriterLock.
+        /// </summary>
+        /// <seealso cref="ISyncLocker" />
+        /// <seealso cref="ISyncReleasable" />
+        private sealed class SyncLocker : ISyncLocker, ISyncReleasable
+        {
+            private bool _isDisposed;
+            private ReaderWriterLock? _locker = new ReaderWriterLock();
+
+            /// <inheritdoc />
+            public IDisposable AcquireReaderLock()
+            {
+                _locker?.AcquireReaderLock(Timeout.Infinite);
+                return new SyncLockReleaser(this, LockHolderType.Read);
+            }
+
+            /// <inheritdoc />
+            public IDisposable AcquireWriterLock()
+            {
+                _locker?.AcquireWriterLock(Timeout.Infinite);
+                return new SyncLockReleaser(this, LockHolderType.Write);
+            }
+
+            /// <inheritdoc />
+            public void ReleaseWriterLock() => _locker?.ReleaseWriterLock();
+
+            /// <inheritdoc />
+            public void ReleaseReaderLock() => _locker?.ReleaseReaderLock();
+
+            /// <inheritdoc />
+            public void Dispose()
+            {
+                if (_isDisposed) return;
+                _isDisposed = true;
+                _locker?.ReleaseLock();
+                _locker = null;
+            }
+        }
+
+        /// <summary>
+        /// The Sync Locker backed by ReaderWriterLockSlim.
+        /// </summary>
+        /// <seealso cref="ISyncLocker" />
+        /// <seealso cref="ISyncReleasable" />
+        private sealed class SyncLockerSlim : ISyncLocker, ISyncReleasable
+        {
+            private bool _isDisposed;
+
+            private ReaderWriterLockSlim _locker
+                = new ReaderWriterLockSlim(LockRecursionPolicy.SupportsRecursion);
+
+            /// <inheritdoc />
+            public IDisposable AcquireReaderLock()
+            {
+                _locker?.EnterReadLock();
+                return new SyncLockReleaser(this, LockHolderType.Read);
+            }
+
+            /// <inheritdoc />
+            public IDisposable AcquireWriterLock()
+            {
+                _locker?.EnterWriteLock();
+                return new SyncLockReleaser(this, LockHolderType.Write);
+            }
+
+            /// <inheritdoc />
+            public void ReleaseWriterLock() => _locker?.ExitWriteLock();
+
+            /// <inheritdoc />
+            public void ReleaseReaderLock() => _locker?.ExitReadLock();
+
+            /// <inheritdoc />
+            public void Dispose()
+            {
+                if (_isDisposed) return;
+                _isDisposed = true;
+                _locker?.Dispose();
+                _locker = null;
+            }
+        }
+
+        #endregion
+    }
+}