From 300066c11ff2de2571dd8c13892d6385adf29fc2 Mon Sep 17 00:00:00 2001
From: ljcyu <ljcyu@163.com>
Date: Tue, 30 Jul 2024 16:41:11 +0800
Subject: [PATCH] provide a clear list of supported containers

When displaying "Unsupported servlet container," provide a clear list of supported containers to help users troubleshoot the issue.
---
 .../groovy/org/akhikhl/gretty/ServletContainerConfig.groovy     | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/gretty/src/main/groovy/org/akhikhl/gretty/ServletContainerConfig.groovy b/libs/gretty/src/main/groovy/org/akhikhl/gretty/ServletContainerConfig.groovy
index 7a8d6890..2dce5fc1 100644
--- a/libs/gretty/src/main/groovy/org/akhikhl/gretty/ServletContainerConfig.groovy
+++ b/libs/gretty/src/main/groovy/org/akhikhl/gretty/ServletContainerConfig.groovy
@@ -120,7 +120,7 @@ class ServletContainerConfig {
     servletContainer = servletContainer ?: 'jetty11'
     def result = configs[servletContainer.toString()]
     if(!result)
-      throw new Exception("Unsupported servlet container: $servletContainer")
+      throw new Exception("Unsupported servlet container: $servletContainer. Only ${configs.keySet()} are supported")
     result
   }