/*
* Copyright ( c ) 2011 , 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 .
*/
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.net.URLClassLoader;
import java.net.URLConnection;
import java.util.zip.CRC32;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
/**
* @ test
* @ bug 7050028
* @ summary ISE " zip file closed " from JarURLConnection . getInputStream on JDK 7 when ! useCaches
* @ run main / othervm B7050028
*/
public class B7050028 {
public static void main(String[] args) throws Exception {
URLConnection conn = B7050028.class .getResource("B7050028.class" ).openConnection();
int len = conn.getContentLength();
byte [] data = new byte [len];
InputStream is = conn.getInputStream();
is.read(data);
is.close();
conn.setDefaultUseCaches(false );
File jar = File.createTempFile("B7050028" , ".jar" );
jar.deleteOnExit();
OutputStream os = new FileOutputStream(jar);
ZipOutputStream zos = new ZipOutputStream(os);
ZipEntry ze = new ZipEntry("B7050028.class" );
ze.setMethod(ZipEntry.STORED);
ze.setSize(len);
CRC32 crc = new CRC32();
crc.update(data);
ze.setCrc(crc.getValue());
zos.putNextEntry(ze);
zos.write(data, 0 , len);
zos.closeEntry();
zos.finish();
zos.close();
os.close();
System.out.println(new URLClassLoader(new URL[] {new URL("jar:" + jar.toURI() + "!/" )}, ClassLoader.getSystemClassLoader().getParent()).loadClass(B7050028.class .getName()));
}
private B7050028() {}
}
Messung V0.5 in Prozent C=98 H=94 G=95
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-11)
¤
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