From c8ab4ad9ae0f76588ea92e61c741a703a94d7f19 Mon Sep 17 00:00:00 2001
From: Jan Eglinger <jan.eglinger@fmi.ch>
Date: Fri, 16 Oct 2020 20:28:06 +0200
Subject: [PATCH] DefaultWidgetModel: check for null choicesList

Let's fail fast and return null when item.getChoices() returns null.
---
 src/main/java/org/scijava/widget/DefaultWidgetModel.java | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/java/org/scijava/widget/DefaultWidgetModel.java b/src/main/java/org/scijava/widget/DefaultWidgetModel.java
index 1a768d5d7..91e301684 100644
--- a/src/main/java/org/scijava/widget/DefaultWidgetModel.java
+++ b/src/main/java/org/scijava/widget/DefaultWidgetModel.java
@@ -221,6 +221,7 @@ public Number getStepSize() {
 	@Override
 	public String[] getChoices() {
 		final List<?> choicesList = item.getChoices();
+		if (choicesList == null) return null;
 		final String[] choices = new String[choicesList.size()];
 		for (int i = 0; i < choices.length; i++) {
 			choices[i] = objectService.getName(choicesList.get(i));