From 8eefe863bfbeb43c1306317a148a6b7d49e65229 Mon Sep 17 00:00:00 2001
From: wwn <wwn@mailbox.org>
Date: Wed, 2 Nov 2016 18:45:25 +0100
Subject: [PATCH] Added isEmtyString check to avoid IndexOutOfBoundException

---
 .../src/main/java/io/swagger/codegen/DefaultCodegen.java        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/swagger-codegen/src/main/java/io/swagger/codegen/DefaultCodegen.java b/modules/swagger-codegen/src/main/java/io/swagger/codegen/DefaultCodegen.java
index 3eba155581b..23bfb825bea 100644
--- a/modules/swagger-codegen/src/main/java/io/swagger/codegen/DefaultCodegen.java
+++ b/modules/swagger-codegen/src/main/java/io/swagger/codegen/DefaultCodegen.java
@@ -2947,7 +2947,7 @@ public class DefaultCodegen {
             m = p.matcher(word);
         }
 
-        if (lowercaseFirstLetter) {
+        if (lowercaseFirstLetter && word.length() > 0) {
             word = word.substring(0, 1).toLowerCase() + word.substring(1);
         }