From a4bd05fd989114330cbf6c7e3a9e92e527360cba Mon Sep 17 00:00:00 2001
From: Nikos Sarris <nsarris@gmail.com>
Date: Fri, 3 Feb 2023 13:17:43 +0200
Subject: [PATCH] Added guard to avoid unnecessary session initialization
 semaphore locks.

---
 src/Simple.OData.Client.Core/Session.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/Simple.OData.Client.Core/Session.cs b/src/Simple.OData.Client.Core/Session.cs
index 189fde75..a76e4a65 100644
--- a/src/Simple.OData.Client.Core/Session.cs
+++ b/src/Simple.OData.Client.Core/Session.cs
@@ -76,6 +76,10 @@ public void Dispose()
 	private readonly SemaphoreSlim _initializeSemaphore = new(1);
 	public async Task Initialize(CancellationToken cancellationToken)
 	{
+		//Avoid unnecessary locks
+		if (MetadataCache != null && _adapter != null)
+			return;
+
 		// Just allow one schema request at a time, unlikely to be much contention but avoids multiple requests for same endpoint.
 		await _initializeSemaphore.WaitAsync(cancellationToken).ConfigureAwait(false);