From f1e2ae0048aafcc06d43193ae44bcce1f86d6d9a Mon Sep 17 00:00:00 2001
From: gbmarc1 <marcantoinebelanger.gbmarc@gmail.com>
Date: Sun, 11 Apr 2021 19:11:12 -0400
Subject: [PATCH] nullable string

---
 .../openapitools/codegen/languages/AbstractCSharpCodegen.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractCSharpCodegen.java b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractCSharpCodegen.java
index 0bcdbb3a3723..1ecd5926f17b 100644
--- a/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractCSharpCodegen.java
+++ b/modules/openapi-generator/src/main/java/org/openapitools/codegen/languages/AbstractCSharpCodegen.java
@@ -137,6 +137,7 @@ public AbstractCSharpCodegen() {
                 Arrays.asList(
                         "String",
                         "string",
+                        "string?",
                         "bool?",
                         "bool",
                         "double?",
@@ -200,7 +201,7 @@ public AbstractCSharpCodegen() {
 
         // nullable type
         nullableType = new HashSet<String>(
-                Arrays.asList("decimal", "bool", "int", "float", "long", "double", "DateTime", "DateTimeOffset", "Guid")
+                Arrays.asList("decimal", "bool", "int", "float", "long", "double", "DateTime", "DateTimeOffset", "Guid", "string")
         );
         // value Types
         valueTypes = new HashSet<String>(