From 88662b6708f2a1ecae27603f49d9a6caba2be7c8 Mon Sep 17 00:00:00 2001
From: sgibb <sgibb@pivotal.io>
Date: Tue, 19 Dec 2023 16:59:00 -0500
Subject: [PATCH] Suppress NoClassDefFoundError on AbstractGatewayDiscoverer

---
 .../server/mvc/common/AbstractGatewayDiscoverer.java  | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/spring-cloud-gateway-server-mvc/src/main/java/org/springframework/cloud/gateway/server/mvc/common/AbstractGatewayDiscoverer.java b/spring-cloud-gateway-server-mvc/src/main/java/org/springframework/cloud/gateway/server/mvc/common/AbstractGatewayDiscoverer.java
index f72ab2a87a..3a04733553 100644
--- a/spring-cloud-gateway-server-mvc/src/main/java/org/springframework/cloud/gateway/server/mvc/common/AbstractGatewayDiscoverer.java
+++ b/spring-cloud-gateway-server-mvc/src/main/java/org/springframework/cloud/gateway/server/mvc/common/AbstractGatewayDiscoverer.java
@@ -43,7 +43,16 @@ public <T extends Supplier<Collection<Method>>, R> void doDiscover(Class<T> supp
 
 		List<Method> methods = new ArrayList<>();
 		for (Supplier<Collection<Method>> supplier : suppliers) {
-			methods.addAll(supplier.get());
+			try {
+				methods.addAll(supplier.get());
+			}
+			catch (NoClassDefFoundError e) {
+				if (log.isDebugEnabled()) {
+					log.debug(LogMessage.format("NoClassDefFoundError discovering supplier %s for type %s", supplierClass, returnType));
+				} else if (log.isTraceEnabled()) {
+					log.debug(LogMessage.format("NoClassDefFoundError discovering supplier %s for type %s", supplierClass, returnType), e);
+				}
+			}
 		}
 
 		for (Method method : methods) {