From 7202d07bb2da2a960d5784f6af76f59d8d5cdf94 Mon Sep 17 00:00:00 2001
From: Max Medvedev <maxim.medvedev@jetbrains.com>
Date: Fri, 5 Jul 2019 16:03:57 +0300
Subject: [PATCH] EA-207513 - NPE: GrImportFilteringRule.isVisible

GitOrigin-RevId: 6cbb00548c6efd22b6c4d23641442942d04d8ac3
---
 .../findUsages/GrImportFilteringRule.java     | 26 +++++--------------
 1 file changed, 7 insertions(+), 19 deletions(-)

diff --git a/plugins/groovy/src/org/jetbrains/plugins/groovy/findUsages/GrImportFilteringRule.java b/plugins/groovy/src/org/jetbrains/plugins/groovy/findUsages/GrImportFilteringRule.java
index 0d4b93c22032..4becbef4b77c 100644
--- a/plugins/groovy/src/org/jetbrains/plugins/groovy/findUsages/GrImportFilteringRule.java
+++ b/plugins/groovy/src/org/jetbrains/plugins/groovy/findUsages/GrImportFilteringRule.java
@@ -1,18 +1,4 @@
-/*
- * Copyright 2000-2012 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+// Copyright 2000-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
 package org.jetbrains.plugins.groovy.findUsages;
 
 import com.intellij.psi.PsiElement;
@@ -34,10 +20,12 @@ public class GrImportFilteringRule extends ImportFilteringRule {
   public boolean isVisible(@NotNull Usage usage, @NotNull UsageTarget[] targets) {
     if (usage instanceof PsiElementUsage) {
       final PsiElement psiElement = ((PsiElementUsage)usage).getElement();
-      final PsiFile containingFile = psiElement.getContainingFile();
-      if (containingFile instanceof GroovyFile) {
-        // check whether the element is in the import list
-        return PsiTreeUtil.getParentOfType(psiElement, GrImportStatement.class, true) == null;
+      if (psiElement != null) {
+        final PsiFile containingFile = psiElement.getContainingFile();
+        if (containingFile instanceof GroovyFile) {
+          // check whether the element is in the import list
+          return PsiTreeUtil.getParentOfType(psiElement, GrImportStatement.class, true) == null;
+        }
       }
     }
     return true;