From f58bd6d8399085a3205f5738b949b4d42e5b442f Mon Sep 17 00:00:00 2001
From: William Cheng <wing328hk@gmail.com>
Date: Mon, 19 Nov 2018 11:06:16 +0800
Subject: [PATCH] fix NPE for scala gatling generator (#1479)

---
 .../openapitools/codegen/languages/ScalaGatlingCodegen.java  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/ScalaGatlingCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/ScalaGatlingCodegen.java
index df68da86049..bf7b0beccf9 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/ScalaGatlingCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/ScalaGatlingCodegen.java
@@ -239,6 +239,11 @@ public class ScalaGatlingCodegen extends AbstractScalaCodegen implements Codegen
                 continue;
             }
             for (Operation operation : path.readOperations()) {
+
+                if (operation.getExtensions() == null) {
+                    operation.setExtensions(new HashMap());
+                }
+
                 if (!operation.getExtensions().keySet().contains("x-gatling-path")) {
                     if (pathname.contains("{")) {
                         String gatlingPath = pathname.replaceAll("\\{", "\\$\\{");