From 02bbe3b5669244b3bc97fa1ae4499ec662a514fd Mon Sep 17 00:00:00 2001
From: Andreas Beeker <kiwiwings@apache.org>
Date: Tue, 5 May 2015 23:51:10 +0000
Subject: [PATCH] OOM fix for gump run

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1677913 13f79535-47bb-0310-9956-ffa450edef68
---
 .../apache/poi/xssf/usermodel/TestXSSFBugs.java    | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/ooxml/testcases/org/apache/poi/xssf/usermodel/TestXSSFBugs.java b/src/ooxml/testcases/org/apache/poi/xssf/usermodel/TestXSSFBugs.java
index 4fc0db157..365ed2270 100644
--- a/src/ooxml/testcases/org/apache/poi/xssf/usermodel/TestXSSFBugs.java
+++ b/src/ooxml/testcases/org/apache/poi/xssf/usermodel/TestXSSFBugs.java
@@ -2463,7 +2463,17 @@ public final class TestXSSFBugs extends BaseTestBugzillaIssues {
             c.setCellValue(i);
         }
         
-        wb = XSSFTestDataSamples.writeOutAndReadBack(wb);
+        // using temp file instead of ByteArrayOutputStream because of OOM in gump run
+        File tmp = TempFile.createTempFile("poi-test", ".bug57880");
+        FileOutputStream fos = new FileOutputStream(tmp);
+        wb.write(fos);
+        fos.close();
+        
+        wb.close();
+        fmt = null; s = null; wb = null;
+        // System.gc();
+        
+        wb = new XSSFWorkbook(tmp);
         fmt = wb.getCreationHelper().createDataFormat();
         s = wb.getSheetAt(0);
         for (int i=1; i<numStyles; i++) {
@@ -2473,5 +2483,7 @@ public final class TestXSSFBugs extends BaseTestBugzillaIssues {
             assertEquals(164+i, style.getDataFormat()&0xffff);
             assertEquals("test"+i, style.getDataFormatString());
         }
+        wb.close();
+        tmp.delete();
     }
 }