From 5f6101698bca21d556f6a8f2fee539b30e8b1880 Mon Sep 17 00:00:00 2001
From: Stypox <stypox@pm.me>
Date: Mon, 28 Nov 2022 14:42:18 +0100
Subject: [PATCH] Block wrong nullable/nonnull imports in checkstyle

---
 checkstyle/checkstyle.xml | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/checkstyle/checkstyle.xml b/checkstyle/checkstyle.xml
index ff0f91a94..454595bb4 100644
--- a/checkstyle/checkstyle.xml
+++ b/checkstyle/checkstyle.xml
@@ -96,7 +96,15 @@
         <!-- Checks for imports                              -->
         <!-- See https://checkstyle.org/config_import.html -->
         <module name="AvoidStarImport"/>
-        <module name="IllegalImport"/> <!-- defaults to sun.* packages -->
+        <module name="IllegalImport"> <!-- defaults to sun.* packages -->
+            <property name="illegalClasses" value="
+                org.jetbrains.annotations.Nullable,
+                org.jetbrains.annotations.NotNull,
+                androidx.annotation.Nullable,
+                androidx.annotation.NonNull,
+                io.reactivex.rxjava3.annotations.NonNull,
+                io.reactivex.rxjava3.annotations.Nullable" />
+        </module>
         <module name="RedundantImport"/>
         <module name="UnusedImports"/>