/*
 * Copyright (c) 2018, 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 4095273
 * @summary Ensure that the save method doesn't close its output stream
 * @author Mark Reinhold
 */

import java.util.Properties;
import java.io.OutputStream;
import java.io.FilterOutputStream;
import java.io.IOException;


public class SaveClose {


    static class O extends FilterOutputStream {

        boolean closed = false;

        O(OutputStream o) {
            super(o);
        }

        public void close() throws IOException {
            this.closed = true;
        }

    }


    public static void main(String argv[]) throws Exception {
        Properties p = new Properties();
        p.put("Foo", "Bar");
        O o = new O(System.err);
        p.store(o, "Test");
        if (o.closed)
            throw new Exception("Properties.save closed its output stream");
    }

}