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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).

 *

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 * 2 along with this work; if not, write to the Free Software Foundation,

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/* @test

   @bug 6226510

   @summary Check that ISO-2022-JP's encoder correctly resets to ASCII mode

   @author Martin Buchholz

 */

import java.nio.*;

import java.nio.charset.*;

public class ResetISO2022JP {

    public static void main(String[] args) throws Exception {

        if (! (encode(true).equals(encode(false))))

            throw new Exception("Mismatch!");

    }

    static String encode(boolean reuseEncoder) {

        String s = "\u3042\u3043\u3044";

        CharsetEncoder e = Charset.forName("ISO-2022-JP").newEncoder();

        if (reuseEncoder) {

            // I'm turning japanese. Yes I'm turning japanese.  Yes I think so!

            e.encode(CharBuffer.wrap(s), ByteBuffer.allocate(64), true);

            // Should put encoder back into ASCII mode

            e.reset();

        }

        ByteBuffer bb = ByteBuffer.allocate(64);

        e.encode(CharBuffer.wrap(s), bb, true);

        e.flush(bb);

        bb.flip();

        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < bb.limit(); i++)

            sb.append(String.format("%02x ", bb.get(i)));

        System.out.println(sb);

        return sb.toString();

    }

}