From 52180e2e1e04d02b920c633930c3f5da469de41a Mon Sep 17 00:00:00 2001
From: Christian Menard <christian.menard@tu-dresden.de>
Date: Fri, 22 Sep 2023 17:11:38 +0200
Subject: [PATCH] Avoid null pointer exception in diagrams with bodyless
 reactions

---
 .../diagram/synthesis/styles/LinguaFrancaShapeExtensions.java    | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core/src/main/java/org/lflang/diagram/synthesis/styles/LinguaFrancaShapeExtensions.java b/core/src/main/java/org/lflang/diagram/synthesis/styles/LinguaFrancaShapeExtensions.java
index b8ee69fa1c..893d7df47b 100644
--- a/core/src/main/java/org/lflang/diagram/synthesis/styles/LinguaFrancaShapeExtensions.java
+++ b/core/src/main/java/org/lflang/diagram/synthesis/styles/LinguaFrancaShapeExtensions.java
@@ -444,6 +444,7 @@ public KPolygon addReactionFigure(KNode node, ReactionInstance reaction) {
     // optional code content
     boolean hasCode =
         getBooleanValue(LinguaFrancaSynthesis.SHOW_REACTION_CODE)
+            && reaction.getDefinition().getCode() != null
             && !StringExtensions.isNullOrEmpty(reaction.getDefinition().getCode().getBody());
     if (hasCode) {
       KText hasCodeText =