From bb3ed0c94bcde79f6705eb481fb023720904a505 Mon Sep 17 00:00:00 2001
From: Bartek Pacia <bartek.pacia@jetbrains.com>
Date: Mon, 3 Nov 2025 11:33:07 +0100
Subject: [PATCH] [java-decompiler] IDEA-381628 fix PIEAE in
 ShowDecompiledClassAction#update()

PIEAE: PsiInvalidElementAccessException

GitOrigin-RevId: 359b1fc4c78c6ab41d8a09a150cae71cc4e84ec1
---
 .../java/decompiler/ShowDecompiledClassAction.kt      | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/plugins/java-decompiler/plugin/src/org/jetbrains/java/decompiler/ShowDecompiledClassAction.kt b/plugins/java-decompiler/plugin/src/org/jetbrains/java/decompiler/ShowDecompiledClassAction.kt
index 000bb7ac6c28..dc5b2ac5db56 100644
--- a/plugins/java-decompiler/plugin/src/org/jetbrains/java/decompiler/ShowDecompiledClassAction.kt
+++ b/plugins/java-decompiler/plugin/src/org/jetbrains/java/decompiler/ShowDecompiledClassAction.kt
@@ -38,8 +38,15 @@ class ShowDecompiledClassAction : AnAction() {
 
   private fun getPsiElement(e: AnActionEvent): PsiElement? {
     val project = e.project ?: return null
-    val editor = e.getData(CommonDataKeys.EDITOR) ?: return e.getData(CommonDataKeys.PSI_ELEMENT)
-    return PsiUtilBase.getPsiFileInEditor(editor, project)?.findElementAt(editor.caretModel.offset)
+    val editor = e.getData(CommonDataKeys.EDITOR)
+    val element = if (editor != null) {
+      PsiUtilBase.getPsiFileInEditor(editor, project)?.findElementAt(editor.caretModel.offset)
+    }
+    else {
+      e.getData(CommonDataKeys.PSI_ELEMENT)
+    }
+    if (element == null || !element.isValid) return null
+    return element
   }
 
   private fun getOriginalFile(psiElement: PsiElement?): VirtualFile? {