/*

 * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.

 * 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 4160949

   @summary Verify that left over high surrogate does not

   cause an UnknownCharacterException when substitutition mode is turned on.

 */

import java.nio.*;

import java.nio.charset.*;

public class LeftOverSurrogate {

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

        String s = "abc\uD800\uDC00qrst"; // Valid surrogate

        char[] c = s.toCharArray();

        CharsetEncoder enc = Charset.forName("ISO8859_1").newEncoder()

          .onUnmappableCharacter(CodingErrorAction.REPLACE);

        /* Process the first 4 characters, including the high surrogate

           which should be stored */

        ByteBuffer bb = ByteBuffer.allocate(10);

        CharBuffer cb = CharBuffer.wrap(c);

        cb.limit(4);

        enc.encode(cb, bb, false);

        cb.limit(7);

        enc.encode(cb, bb, true);

        byte[] first = bb.array();

        for(int i = 0; i < 7; i++)

            System.err.printf("[%d]=%d was %d\n",

                              i,

                              (int) first[i] &0xffff,

                              (int) c[i] & 0xffff);

    }

}