From ea0e745c39d8d9f8edbc6eea39b058a798dd4d86 Mon Sep 17 00:00:00 2001
From: Tagir Valeev <tagir.valeev@jetbrains.com>
Date: Mon, 14 Nov 2022 14:52:12 +0100
Subject: [PATCH] [intention-preview] IncreaseLanguageLevelFix: null-check

Fixes EA-746535 - NPE: IncreaseLanguageLevelFix.generatePreview

GitOrigin-RevId: 64d76327a40ee7c3102d791de435aa8d15e1bd17
---
 .../daemon/impl/analysis/IncreaseLanguageLevelFix.java           | 1 +
 1 file changed, 1 insertion(+)

diff --git a/java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/IncreaseLanguageLevelFix.java b/java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/IncreaseLanguageLevelFix.java
index 26927517145d..c065e65783c9 100644
--- a/java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/IncreaseLanguageLevelFix.java
+++ b/java/java-impl/src/com/intellij/codeInsight/daemon/impl/analysis/IncreaseLanguageLevelFix.java
@@ -65,6 +65,7 @@ public class IncreaseLanguageLevelFix implements IntentionAction, LocalQuickFix,
   @Override
   public @NotNull IntentionPreviewInfo generatePreview(@NotNull Project project, @NotNull Editor editor, @NotNull PsiFile file) {
     Module module = ModuleUtilCore.findModuleForPsiElement(file);
+    if (module == null) return IntentionPreviewInfo.EMPTY;
     return new IntentionPreviewInfo.Html(
       JavaBundle.message("increase.language.level.preview.description", Objects.requireNonNull(module).getName(), myLevel.toJavaVersion()));
   }