From 8cd8dbcb8fb4dd53435e215541d56bb798b2d36e Mon Sep 17 00:00:00 2001
From: Robert Muir <rmuir@apache.org>
Date: Fri, 19 Dec 2014 22:31:01 +0000
Subject: [PATCH] LUCENE-6124: fix double-close bug in BaseDirectoryWrapper

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1646897 13f79535-47bb-0310-9956-ffa450edef68
---
 .../org/apache/lucene/store/BaseDirectoryWrapper.java     | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/lucene/test-framework/src/java/org/apache/lucene/store/BaseDirectoryWrapper.java b/lucene/test-framework/src/java/org/apache/lucene/store/BaseDirectoryWrapper.java
index efa503db1c3..86a0caea684 100644
--- a/lucene/test-framework/src/java/org/apache/lucene/store/BaseDirectoryWrapper.java
+++ b/lucene/test-framework/src/java/org/apache/lucene/store/BaseDirectoryWrapper.java
@@ -40,9 +40,11 @@ public class BaseDirectoryWrapper extends FilterDirectory {
 
   @Override
   public void close() throws IOException {
-    isOpen = false;
-    if (checkIndexOnClose && DirectoryReader.indexExists(this)) {
-      TestUtil.checkIndex(this, crossCheckTermVectorsOnClose);
+    if (isOpen) {
+      isOpen = false;
+      if (checkIndexOnClose && DirectoryReader.indexExists(this)) {
+        TestUtil.checkIndex(this, crossCheckTermVectorsOnClose);
+      }
     }
     super.close();
   }