From 4748af4d59c74cab6113fccfa400f76c4bd5053a Mon Sep 17 00:00:00 2001
From: Michael Burman <miburman@redhat.com>
Date: Fri, 13 Mar 2015 13:18:31 +0200
Subject: [PATCH] Fix NPE with resourcePath = /, issue #495

(cherry picked from commit 01515e4ded6fa59da87d109dd8056c1b4a64e0f7)
---
 .../main/java/com/wordnik/swagger/codegen/DefaultCodegen.java   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/swagger-codegen/src/main/java/com/wordnik/swagger/codegen/DefaultCodegen.java b/modules/swagger-codegen/src/main/java/com/wordnik/swagger/codegen/DefaultCodegen.java
index 2abcfad31ea..1b3ddc524ca 100644
--- a/modules/swagger-codegen/src/main/java/com/wordnik/swagger/codegen/DefaultCodegen.java
+++ b/modules/swagger-codegen/src/main/java/com/wordnik/swagger/codegen/DefaultCodegen.java
@@ -314,7 +314,7 @@ public class DefaultCodegen {
   }
 
   public String snakeCase(String name) {
-    return Character.toLowerCase(name.charAt(0)) + name.substring(1);
+      return (name.length() > 0) ? (Character.toLowerCase(name.charAt(0)) + name.substring(1)) : "";
   }
 
   public String initialCaps(String name) {