IDE-247 Fix further warnings

catroid/config/lint.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
   ~ Catroid: An on-device visual programming system for Android devices
-  ~ Copyright (C) 2010-2022 The Catrobat Team
+  ~ Copyright (C) 2010-2024 The Catrobat Team
   ~ (<http://developer.catrobat.org/credits>)
   ~
   ~ This program is free software: you can redistribute it and/or modify
@@ -53,5 +53,5 @@
     </issue>
 
     <issue id="ContentDescription" severity="ignore" />
-
+    <issue id="NotifyDataSetChanged" severity="ignore" />
 </lint >

catroid/src/debug/AndroidManifest.xml

@@ -83,6 +83,8 @@
     <application
         android:name=".CatroidApplication"
         android:allowBackup="false"
+        android:fullBackupContent="false"
+        android:dataExtractionRules="@xml/data_extraction_rules"
         android:icon="${appIcon}"
         android:label="${appName}"
         android:theme="@style/Catroid"

catroid/src/main/java/org/catrobat/catroid/stage/StageListener.java

@@ -1,6 +1,6 @@
 /*
  * Catroid: An on-device visual programming system for Android devices
- * Copyright (C) 2010-2023 The Catrobat Team
+ * Copyright (C) 2010-2024 The Catrobat Team
  * (<http://developer.catrobat.org/credits>)
  *
  * This program is free software: you can redistribute it and/or modify
@@ -91,6 +91,7 @@
 import java.util.Objects;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.OptIn;
 import androidx.annotation.VisibleForTesting;
 import kotlinx.coroutines.GlobalScope;
 
@@ -518,6 +519,7 @@ public void pause() {
 		}
 	}
 
+	@OptIn(markerClass = kotlinx.coroutines.DelicateCoroutinesApi.class)
 	@Override
 	public void render() {
 		CameraManager cameraManager = StageActivity.getActiveCameraManager();
@@ -527,11 +529,13 @@ public void render() {
 
 		if (reloadProject) {
 			stage.clear();
-			if (penActor != null)
+			if (penActor != null) {
 				penActor.dispose();
+			}
 
-			if (plotActor != null)
+			if (plotActor != null) {
 				plotActor.dispose();
+			}
 
 			embroideryPatternManager.clear();
 

catroid/src/main/res/xml/data_extraction_rules.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Catroid: An on-device visual programming system for Android devices
+  ~ Copyright (C) 2010-2024 The Catrobat Team
+  ~ (<http://developer.catrobat.org/credits>)
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU Affero General Public License as
+  ~ published by the Free Software Foundation, either version 3 of the
+  ~ License, or (at your option) any later version.
+  ~
+  ~ An additional term exception under section 7 of the GNU Affero
+  ~ General Public License, version 3, is available at
+  ~ http://developer.catrobat.org/license_additional_term
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+  ~ GNU Affero General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU Affero General Public License
+  ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<data-extraction-rules>
+    <cloud-backup>
+        <exclude domain="root" />
+        <exclude domain="file" />
+        <exclude domain="database" />
+        <exclude domain="sharedpref" />
+        <exclude domain="external" />
+    </cloud-backup>
+    <device-transfer>
+        <exclude domain="root" />
+        <exclude domain="file" />
+        <exclude domain="database" />
+        <exclude domain="sharedpref" />
+        <exclude domain="external" />
+    </device-transfer>
+</data-extraction-rules>