From 2f3f684b7fe7762a129f25da8c588f9c514ad28d Mon Sep 17 00:00:00 2001
From: Moritz <ChuckMoe@users.noreply.github.com>
Date: Tue, 6 Feb 2024 09:56:28 +0100
Subject: [PATCH] Fix #17767 (#17769)

Co-authored-by: Moritz Hannemann <m.hannemann@fz-juelich.de>
---
 .../main/resources/Javascript/partial_model_generic.mustache    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/openapi-generator/src/main/resources/Javascript/partial_model_generic.mustache b/modules/openapi-generator/src/main/resources/Javascript/partial_model_generic.mustache
index 2203cc43150..facd6bf222e 100644
--- a/modules/openapi-generator/src/main/resources/Javascript/partial_model_generic.mustache
+++ b/modules/openapi-generator/src/main/resources/Javascript/partial_model_generic.mustache
@@ -64,7 +64,7 @@ class {{classname}} {{#parent}}{{^parentModel}}{{#vendorExtensions.x-is-array}}e
         {{#-first}}
         // check to make sure all required properties are present in the JSON string
         for (const property of {{classname}}.RequiredProperties) {
-            if (!data[property]) {
+            if (!data.hasOwnProperty(property)) {
                 throw new Error("The required field `" + property + "` is not found in the JSON data: " + JSON.stringify(data));
             }
         }