From e2522c1be62edf0d6378be0cea06d8fa2677378a Mon Sep 17 00:00:00 2001
From: zengh <123456>
Date: Fri, 18 Feb 2022 08:52:35 +0800
Subject: [PATCH] 问题修复
---
src/main/java/org/springblade/modules/trar/controller/TrarController.java | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/main/java/org/springblade/modules/trar/controller/TrarController.java b/src/main/java/org/springblade/modules/trar/controller/TrarController.java
index 39b00be..35c85cb 100644
--- a/src/main/java/org/springblade/modules/trar/controller/TrarController.java
+++ b/src/main/java/org/springblade/modules/trar/controller/TrarController.java
@@ -157,8 +157,12 @@
String wd = list.get(i).getWd();
url+=jd+" "+wd+",";
}
- String substring = url.substring(0, url.length() - 1);
- String s = begin + substring + end;
+
+ String s = "";
+ if (url.length() > 0){
+ String substring = url.substring(0, url.length() - 1);
+ s = begin + substring + end;
+ }
System.out.println(s);
return s;
}
--
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