From 0dec8432d541dbbbae83622489fa3171230bb406 Mon Sep 17 00:00:00 2001
From: Anna Kozlova <anna.kozlova@jetbrains.com>
Date: Wed, 24 Aug 2016 12:13:19 +0300
Subject: [PATCH] unused declaration: check before deletion if element had a
problem and not just to support hierarchy here
---
.../codeInspection/deadCode/UnusedDeclarationPresentation.java | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/java/java-impl/src/com/intellij/codeInspection/deadCode/UnusedDeclarationPresentation.java b/java/java-impl/src/com/intellij/codeInspection/deadCode/UnusedDeclarationPresentation.java
index 7dc55f6430a4..d60b49e98566 100644
--- a/java/java-impl/src/com/intellij/codeInspection/deadCode/UnusedDeclarationPresentation.java
+++ b/java/java-impl/src/com/intellij/codeInspection/deadCode/UnusedDeclarationPresentation.java
@@ -217,10 +217,11 @@ public class UnusedDeclarationPresentation extends DefaultInspectionToolPresenta
if (!super.applyFix(refElements)) return false;
final PsiElement[] psiElements = Arrays
.stream(refElements)
- .filter(RefElement.class::isInstance)
+ .filter((obj) -> obj instanceof RefJavaElement && getFilter().accepts((RefJavaElement)obj))
.map(e -> ((RefElement) e).getElement())
.filter(e -> e != null)
.toArray(PsiElement[]::new);
+ if (psiElements.length == 0) return false;
ApplicationManager.getApplication().invokeLater(() -> {
final Project project = getContext().getProject();
if (isDisposed() || project.isDisposed()) return;
--
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