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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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*
* This code is distributed in the hope that it will be useful , but WITHOUT
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* 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 4244499 4532049 4700978 4820807 4980042
* @ summary Test ZipInputStream , ZipOutputStream and ZipFile with non - UTF8 encoding
* @ modules jdk . charsets
*/
import java.io.*;
import java.nio.charset.*;
import java.util.*;
import java.util.zip.*;
public class ZipCoding {
public static void main(String[] args) throws Exception {
test("MS932" ,
"\u4e00\u4e01" , "\uff67\uff68\uff69\uff6a\uff6b\uff6c" );
test("ibm437" ,
"\u00e4\u00fc" , "German Umlaut \u00fc in comment" );
test("utf-8" ,
"\u4e00\u4e01" , "\uff67\uff68\uff69\uff6a\uff6b\uff6c" );
test("utf-8" ,
"\u00e4\u00fc" , "German Umlaut \u00fc in comment" );
test("utf-8" ,
"Surrogate\ud801\udc01" , "Surrogates \ud800\udc00 in comment" );
}
static void testZipInputStream(InputStream is, Charset cs,
String name, String comment, byte [] bb)
throws Exception
{
try (ZipInputStream zis = new ZipInputStream(is, cs)) {
ZipEntry e = zis.getNextEntry();
if (e == null || ! name.equals(e.getName()))
throw new RuntimeException("ZipIS name doesn't match!" );
byte [] bBuf = new byte [bb.length << 1 ];
int n = zis.read(bBuf, 0 , bBuf.length);
if (n != bb.length ||
!Arrays.equals(bb, Arrays.copyOf(bBuf, n))) {
throw new RuntimeException("ZipIS content doesn't match!" );
}
}
}
static void testZipFile(File f, Charset cs,
String name, String comment, byte [] bb)
throws Exception
{
try (ZipFile zf = new ZipFile(f, cs)) {
Enumeration<? extends ZipEntry> zes = zf.entries();
ZipEntry e = (ZipEntry)zes.nextElement();
if (! name.equals(e.getName()) ||
! comment.equals(e.getComment()))
throw new RuntimeException("ZipFile: name/comment doesn't match!" );
InputStream is = zf.getInputStream(e);
if (is == null )
throw new RuntimeException("ZipFile: getIS failed!" );
byte [] bBuf = new byte [bb.length << 1 ];
int n = 0 ;
int nn =0 ;
while ((nn = is.read(bBuf, n, bBuf.length-n)) != -1 ) {
n += nn;
}
if (n != bb.length ||
!Arrays.equals(bb, Arrays.copyOf(bBuf, n))) {
throw new RuntimeException("ZipFile content doesn't match!" );
}
}
}
static void test(String csn, String name, String comment)
throws Exception
{
byte [] bb = "This is the content of the zipfile" .getBytes("ISO-8859-1" );
Charset cs = Charset.forName(csn);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
try (ZipOutputStream zos = new ZipOutputStream(baos, cs)) {
ZipEntry e = new ZipEntry(name);
e.setComment(comment);
zos.putNextEntry(e);
zos.write(bb, 0 , bb.length);
zos.closeEntry();
}
ByteArrayInputStream bis = new ByteArrayInputStream(baos.toByteArray());
testZipInputStream(bis, cs, name, comment, bb);
if ("utf-8" .equals(csn)) {
// USE_UTF8 should be set
bis.reset();
testZipInputStream(bis, Charset.forName("MS932" ), name, comment, bb);
}
File f = new File(new File(System.getProperty("test.dir" , "." )),
"zfcoding.zip" );
try (FileOutputStream fos = new FileOutputStream(f)) {
baos.writeTo(fos);
}
testZipFile(f, cs, name, comment, bb);
if ("utf-8" .equals(csn)) {
testZipFile(f, Charset.forName("MS932" ), name, comment, bb);
}
f.delete ();
}
}
Messung V0.5 in Prozent C=97 H=84 G=90
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