/*
* Copyright ( c ) 2005 , 2011 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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* 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 .
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*/
/**
* @ test
* @ bug 6285124
* @ summary Small compressed zip entries should be read in one read ( ) operation
* @ author Martin Buchholz
*/
import java.io.*;
import java.util.zip.*;
public class ShortRead {
public static void main(String[] args) throws Exception {
final File zFile = new File("abc.zip" );
try {
final String entryName = "abc" ;
final String data = "Data disponible" ;
try (FileOutputStream fos = new FileOutputStream(zFile);
ZipOutputStream zos = new ZipOutputStream(fos))
{
zos.putNextEntry(new ZipEntry(entryName));
zos.write(data.getBytes("ASCII" ));
zos.closeEntry();
}
try (ZipFile zipFile = new ZipFile(zFile)) {
final ZipEntry zentry = zipFile.getEntry(entryName);
final InputStream inputStream = zipFile.getInputStream(zentry);
System.out.printf("size=%d csize=%d available=%d%n" ,
zentry.getSize(),
zentry.getCompressedSize(),
inputStream.available());
byte [] buf = new byte [data.length()];
final int count = inputStream.read(buf);
if (! new String(buf, "ASCII" ).equals(data) ||
count != data.length())
throw new Exception("short read?" );
}
} finally {
zFile.delete ();
}
}
}
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