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* 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 .
*
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*/
/* @test
* @ bug 5005426
* @ summary Check if StreamEncoder close ( ) method works correctly from
* error recovery after the underneath OutputStream failed to
* close the first time .
* @ modules jdk . charsets
*/
import java.io.*;
public class StreamEncoderClose {
public static void main( String arg[] ) throws Exception {
byte [] expected = {(byte )0 x1b,(byte )0 x24,(byte )0 x42,
(byte )0 x30,(byte )0 x6c,
(byte )0 x1b,(byte )0 x28,(byte )0 x42};
ByteArrayOutputStream baos = new ByteArrayOutputStream();
MyBufferedOutputStream mbos = new MyBufferedOutputStream(baos);
PrintWriter pw = new PrintWriter(new OutputStreamWriter(mbos, "ISO-2022-JP" ));
mbos.dontClose();
pw.write("\u4e00" );
pw.close(); // 1st PrintWriter Close
mbos.canClose();
pw.close(); // 2nd PrintWriter Close
//double check, probably not necessary
byte [] out = baos.toByteArray();
if (out.length != expected.length) {
throw new IOException("Failed" );
}
for (int i = 0 ; i < out.length; i++) {
//System.out.printf("(byte)0x%x,", out[i] & 0xff);
if (out[i] != expected[i])
throw new IOException("Failed" );
}
}
static class MyBufferedOutputStream extends BufferedOutputStream {
MyBufferedOutputStream(OutputStream os) {
super (os);
}
private boolean status;
public void dontClose() {
status = false ;
}
public void canClose() {
status = true ;
}
public void close() throws IOException {
if ( status == false ) {
throw new IOException("Can't close " );
}
super .close();
}
}
}
Messung V0.5 in Prozent C=94 H=94 G=93
¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-10-11)
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