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b1664308
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dragonwell8_jdk
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体验新版 GitCode,发现更多精彩内容 >>
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b1664308
编写于
8月 23, 2010
作者:
K
ksrini
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电子邮件补丁
差异文件
6531345: Memory leak in unpack200
Reviewed-by: jrose
上级
abdd16ff
变更
3
隐藏空白更改
内联
并排
Showing
3 changed file
with
99 addition
and
1 deletion
+99
-1
src/share/classes/com/sun/java/util/jar/pack/NativeUnpack.java
...hare/classes/com/sun/java/util/jar/pack/NativeUnpack.java
+1
-1
test/tools/pack200/UnpackerMemoryTest.java
test/tools/pack200/UnpackerMemoryTest.java
+86
-0
test/tools/pack200/Utils.java
test/tools/pack200/Utils.java
+12
-0
未找到文件。
src/share/classes/com/sun/java/util/jar/pack/NativeUnpack.java
浏览文件 @
b1664308
...
...
@@ -211,10 +211,10 @@ class NativeUnpack {
++
_fileCount
;
updateProgress
();
}
presetInput
=
getUnusedInput
();
long
consumed
=
finish
();
if
(
_verbose
>
0
)
Utils
.
log
.
info
(
"bytes consumed = "
+
consumed
);
presetInput
=
getUnusedInput
();
if
(
presetInput
==
null
&&
!
Utils
.
isPackMagic
(
Utils
.
readMagic
(
in
)))
{
break
;
...
...
test/tools/pack200/UnpackerMemoryTest.java
0 → 100644
浏览文件 @
b1664308
/*
* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 6531345
* @summary check for unpacker memory leaks
* @compile -XDignore.symbol.file Utils.java UnpackerMemoryTest.java
* @run main/othervm/timeout=1200 -Xmx32m UnpackerMemoryTest
* @author ksrini
*/
import
java.io.File
;
import
java.io.FileOutputStream
;
import
java.io.PrintStream
;
import
java.io.IOException
;
import
java.util.jar.JarFile
;
import
java.util.jar.JarOutputStream
;
public
class
UnpackerMemoryTest
{
private
static
void
createPackFile
(
File
packFile
)
throws
IOException
{
File
tFile
=
new
File
(
"test.dat"
);
FileOutputStream
fos
=
null
;
PrintStream
ps
=
null
;
String
jarFileName
=
Utils
.
baseName
(
packFile
,
Utils
.
PACK_FILE_EXT
)
+
Utils
.
JAR_FILE_EXT
;
JarFile
jarFile
=
null
;
try
{
fos
=
new
FileOutputStream
(
tFile
);
ps
=
new
PrintStream
(
fos
);
ps
.
println
(
"A quick brown fox"
);
Utils
.
jar
(
"cvf"
,
jarFileName
,
tFile
.
getName
());
jarFile
=
new
JarFile
(
jarFileName
);
Utils
.
pack
(
jarFile
,
packFile
);
}
finally
{
Utils
.
close
(
ps
);
tFile
.
delete
();
Utils
.
close
(
jarFile
);
}
}
public
static
void
main
(
String
[]
args
)
throws
Exception
{
String
name
=
"foo"
;
File
packFile
=
new
File
(
name
+
Utils
.
PACK_FILE_EXT
);
createPackFile
(
packFile
);
if
(!
packFile
.
exists
())
{
throw
new
RuntimeException
(
packFile
+
" not found"
);
}
File
jarOut
=
new
File
(
name
+
".out"
);
for
(
int
i
=
0
;
i
<
2000
;
i
++)
{
JarOutputStream
jarOS
=
null
;
FileOutputStream
fos
=
null
;
try
{
fos
=
new
FileOutputStream
(
jarOut
);
jarOS
=
new
JarOutputStream
(
fos
);
System
.
out
.
println
(
"Unpacking["
+
i
+
"]"
+
packFile
);
Utils
.
unpackn
(
packFile
,
jarOS
);
}
finally
{
Utils
.
close
(
jarOS
);
Utils
.
close
(
fos
);
}
}
}
}
test/tools/pack200/Utils.java
浏览文件 @
b1664308
...
...
@@ -221,6 +221,18 @@ class Utils {
setFileAttributes
(
src
,
dst
);
}
static
String
baseName
(
File
file
,
String
extension
)
{
return
baseName
(
file
.
getAbsolutePath
(),
extension
);
}
static
String
baseName
(
String
name
,
String
extension
)
{
int
cut
=
name
.
length
()
-
extension
.
length
();
return
name
.
lastIndexOf
(
extension
)
==
cut
?
name
.
substring
(
0
,
cut
)
:
name
;
}
/*
* Suppose a path is provided which consists of a full path
* this method returns the sub path for a full path ex: /foo/bar/baz/foobar.z
...
...
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