From f4b95d1ba9886a2d9fd3d81ddce96421a106b94f Mon Sep 17 00:00:00 2001
From: Mathieu Baudier <mbaudier@argeo.org>
Date: Wed, 30 Jun 2021 10:59:04 +0200
Subject: [PATCH] Make sure a non-null theme is returned.

---
 org.argeo.cms.ui/src/org/argeo/cms/ui/AbstractCmsApp.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/org.argeo.cms.ui/src/org/argeo/cms/ui/AbstractCmsApp.java b/org.argeo.cms.ui/src/org/argeo/cms/ui/AbstractCmsApp.java
index 2ecc65841..e760a1018 100644
--- a/org.argeo.cms.ui/src/org/argeo/cms/ui/AbstractCmsApp.java
+++ b/org.argeo.cms.ui/src/org/argeo/cms/ui/AbstractCmsApp.java
@@ -25,6 +25,8 @@ public abstract class AbstractCmsApp implements CmsApp {
 		String themeId = getThemeId(uiName);
 		if (themeId == null)
 			return null;
+		if (!themes.containsKey(themeId))
+			throw new IllegalArgumentException("Theme " + themeId + " not found.");
 		return themes.get(themeId);
 	}
 
-- 
2.30.2