/*
* 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 7003462
@ summary Make sure cached Inflater does not get finalized .
*/
import java.io.File;
import java.io.InputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
public class FinalizeInflater {
public static void main(String[] args) throws Throwable {
try (ZipFile zf = new ZipFile(new File(System.getProperty("test.src" , "." ), "input.zip" )))
{
ZipEntry ze = zf.getEntry("ReadZip.java" );
read(zf.getInputStream(ze));
System.gc();
System.runFinalization();
System.gc();
// read again
read(zf.getInputStream(ze));
}
}
private static void read(InputStream is)
throws IOException
{
Wrapper wrapper = new Wrapper(is);
byte [] buffer = new byte [32 ];
try {
while (is.read(buffer)>0 ){}
} catch (IOException ioe) {
ioe.printStackTrace();
}
}
static class Wrapper{
InputStream is;
public Wrapper(InputStream is) {
this .is = is;
}
@Override
protected void finalize() throws Throwable {
super .finalize();
is.close();
}
}
}
Messung V0.5 in Prozent C=94 H=89 G=91
¤ Dauer der Verarbeitung: 0.14 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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