From 3b3aeab44cf501d9b4a642d4f278839008505186 Mon Sep 17 00:00:00 2001
From: Ulf Leonhardt <ulf.leonhardt@emineo.ch>
Date: Fri, 7 Feb 2020 15:05:18 +0100
Subject: [PATCH] Fix for Issue #4840 [BUG][JAVA][spring-mvc] Generated Code
 for Map of Maps Return Type does not compile

---
 .../java/org/openapitools/codegen/languages/SpringCodegen.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/SpringCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/SpringCodegen.java
index 5478f307bc93..a2663e95ef64 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/SpringCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/SpringCodegen.java
@@ -652,7 +652,7 @@ private void doDataTypeAssignment(String returnType, DataTypeAssigner dataTypeAs
         } else if (rt.startsWith("Map")) {
             int end = rt.lastIndexOf(">");
             if (end > 0) {
-                dataTypeAssigner.setReturnType(rt.substring("Map<".length(), end).split(",")[1].trim());
+                dataTypeAssigner.setReturnType(rt.substring("Map<".length(), end).split(",", 2)[1].trim());
                 dataTypeAssigner.setReturnContainer("Map");
             }
         } else if (rt.startsWith("Set")) {