/*
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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
* 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 8211382
* @ summary Check GB18030
* @ modules jdk . charsets
*/
import java.io.*;
import java.nio.*;
import java.nio.charset.*;
public class TestGB18030 {
public static void gb18030_1(boolean useDirect) throws Exception {
for (char ch : new char []{'\uFFFE' , '\uFFFF' }) {
char [] ca = new char []{ch};
Charset cs = Charset.forName("GB18030" );
CharsetEncoder ce = cs.newEncoder();
CharsetDecoder cd = cs.newDecoder();
CharBuffer cb = CharBuffer.wrap(ca);
ByteBuffer bb;
if (useDirect) {
bb = ByteBuffer.allocateDirect(
(int )Math.ceil(ce.maxBytesPerChar()));
} else {
bb = ByteBuffer.allocate(
(int )Math.ceil(ce.maxBytesPerChar()));
}
CoderResult cr = ce.encode(cb, bb, true );
if (!cr.isUnderflow()) {
throw new RuntimeException(
String.format("Encoder Error: \\u%04X: direct=%b: %s" ,
(int )ch,
useDirect,
cr.toString()));
}
bb.position(0 );
cb = CharBuffer.allocate((int )Math.ceil(
cd.maxCharsPerByte()*bb.limit()));
cr = cd.decode(bb, cb, true );
if (!cr.isUnderflow()) {
throw new RuntimeException(
String.format("Decoder Error: \\u%04X: direct=%b: %s" ,
(int )ch,
useDirect,
cr.toString()));
}
if (ca[0 ] != cb.get(0 )) {
throw new RuntimeException(
String.format("direct=%b: \\u%04X <> \\u%04X" ,
useDirect,
(int )ca[0 ],
(int )cb.get(0 )));
}
}
}
public static void main(String args[]) throws Exception {
gb18030_1(false );
gb18030_1(true );
}
}
Messung V0.5 in Prozent C=94 H=96 G=94
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-06-10)
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