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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
* @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);
}
}
Utils.cleanup();
}
}