From 6815ea1e4acefaa8708e993d5a8d4c61be1a5099 Mon Sep 17 00:00:00 2001
From: gongyangfan <704210402@qq.com>
Date: Fri, 22 Aug 2025 14:49:59 +0800
Subject: [PATCH] fix(enum): Fix the index out-of-bounds exception when the
 enumeration value is empty.

---
 src/main/java/com/ly/doc/utils/JavaClassUtil.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/ly/doc/utils/JavaClassUtil.java b/src/main/java/com/ly/doc/utils/JavaClassUtil.java
index 3231ae74..d182a48c 100644
--- a/src/main/java/com/ly/doc/utils/JavaClassUtil.java
+++ b/src/main/java/com/ly/doc/utils/JavaClassUtil.java
@@ -1693,7 +1693,9 @@ private static EnumInfoAndValues generateEnumInfoAndValues(EnumInfo enumInfo, Ja
 
 		if (enumValue == null) {
 			enumValues = items.stream().map(Item::getName).collect(Collectors.toList());
-			enumValue = enumValues.get(0);
+			if (CollectionUtil.isNotEmpty(enumValues)) {
+				enumValue = enumValues.get(0);
+			}
 			type = ParamTypeConstants.PARAM_TYPE_ENUM;
 		}