/*

 * Copyright 2004 Sun Microsystems, Inc.  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.

 *

 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

/*

 * @test

 * @bug     4973432

 * @summary Test that toString on entrySet Iterator/Entry behaves reasonably

 * @author  Josh Bloch

 *

 * @compile -source 1.5 ToString.java

 * @run main ToString

 */

import java.util.*;

public class ToString {

    public static void main(String[] args) {

        Map<String, String> m = new IdentityHashMap<String, String>();

        Set<Map.Entry<String, String>> es = m.entrySet();

        m.put("beer", "good");

        Iterator<Map.Entry<String, String>> i = es.iterator();

        System.out.println(i); // Used to throw exception

        i.next();

        System.out.println(i);

    }

}