From 5fafbd5944a8db77ce8b391e56a5bdc6a2d9d8b4 Mon Sep 17 00:00:00 2001
From: anna <Anna.Kozlova@jetbrains.com>
Date: Fri, 8 Nov 2013 15:43:23 +0100
Subject: [PATCH] EA-51725 - NPE: IntroduceVariableBase.replace

---
 .../refactoring/introduceVariable/IntroduceVariableBase.java     | 1 +
 1 file changed, 1 insertion(+)

diff --git a/java/java-impl/src/com/intellij/refactoring/introduceVariable/IntroduceVariableBase.java b/java/java-impl/src/com/intellij/refactoring/introduceVariable/IntroduceVariableBase.java
index 271e83238b2f..4ec3a1397111 100644
--- a/java/java-impl/src/com/intellij/refactoring/introduceVariable/IntroduceVariableBase.java
+++ b/java/java-impl/src/com/intellij/refactoring/introduceVariable/IntroduceVariableBase.java
@@ -954,6 +954,7 @@ public abstract class IntroduceVariableBase extends IntroduceHandlerBase {
       final PsiElement parent = expr1.getUserData(ElementToWorkOn.PARENT);
       final RangeMarker rangeMarker = expr1.getUserData(ElementToWorkOn.TEXT_RANGE);
 
+      LOG.assertTrue(parent != null, expr1);
       return parent.replace(createReplacement(ref.getText(), project, prefix, suffix, parent, rangeMarker, new int[1]));
     }
   }