From baea4a1cd731f3428606c3f95626130f8e40c722 Mon Sep 17 00:00:00 2001
From: "Tyler B. Thrailkill" <tyler.b.thrailkill@gmail.com>
Date: Tue, 18 Apr 2023 15:58:04 -0600
Subject: [PATCH] Use the current thread's classloader for classes

Switch from using the caller's classloader to using the current thread's
classloader. This will fix
testcontainers#6923 and
quarkusio/quarkus#32627 Please enter the commit message for your changes. Lines starting
---
 .../org/testcontainers/utility/ImageNameSubstitutor.java   | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/org/testcontainers/utility/ImageNameSubstitutor.java b/core/src/main/java/org/testcontainers/utility/ImageNameSubstitutor.java
index dae3f178230..3f491e4c9b3 100644
--- a/core/src/main/java/org/testcontainers/utility/ImageNameSubstitutor.java
+++ b/core/src/main/java/org/testcontainers/utility/ImageNameSubstitutor.java
@@ -33,7 +33,12 @@ public static synchronized ImageNameSubstitutor instance() {
                 ImageNameSubstitutor configuredInstance;
                 try {
                     configuredInstance =
-                        (ImageNameSubstitutor) Class.forName(configuredClassName).getConstructor().newInstance();
+                        (ImageNameSubstitutor) Thread
+                            .currentThread()
+                            .getContextClassLoader()
+                            .loadClass(configuredClassName)
+                            .getConstructor()
+                            .newInstance();
                 } catch (Exception e) {
                     throw new IllegalArgumentException(
                         "Configured Image Substitutor could not be loaded: " + configuredClassName,