util/AbstractList/HasNextAfterException.java

/*
 * Copyright (c) 2000, 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.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 4375048
 * @summary AbstractList's ListIterator.hasNext() returns
 *          true, after ListIterator.previous() causes
 *          an exception for an empty list.
 * @author Konstantin Kladko
 */

import java.util.*;

public class HasNextAfterException {
    public static void main(String[] args) {
        List list = new ArrayList();
        ListIterator i = list.listIterator();
        try {
        i.previous();
        }
        catch (NoSuchElementException e) {
        }
        if (i.hasNext()) {
            throw new RuntimeException(
               "ListIterator.hasNext() returns true for an empty "
                + "List after ListIterator.previous().");
        }
    }
}
Revision:	1.2
Committed:	Sun Sep 5 21:32:19 2010 UTC (13 years, 9 months ago) by jsr166
Branch:	MAIN
CVS Tags:	release-1_7_0
Changes since 1.1:	+4 -4 lines
Log Message:	Update legal notices to Oracle wording
#	User	Rev	Content
1	jsr166	1.1	/*
2	jsr166	1.2	* Copyright (c) 2000, Oracle and/or its affiliates. All rights reserved.
3	jsr166	1.1	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4			*
5			* This code is free software; you can redistribute it and/or modify it
6			* under the terms of the GNU General Public License version 2 only, as
7			* published by the Free Software Foundation.
8			*
9			* This code is distributed in the hope that it will be useful, but WITHOUT
10			* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11			* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12			* version 2 for more details (a copy is included in the LICENSE file that
13			* accompanied this code).
14			*
15			* You should have received a copy of the GNU General Public License version
16			* 2 along with this work; if not, write to the Free Software Foundation,
17			* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18			*
19	jsr166	1.2	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20			* or visit www.oracle.com if you need additional information or have any
21			* questions.
22	jsr166	1.1	*/
23
24			/*
25			* @test
26			* @bug 4375048
27			* @summary AbstractList's ListIterator.hasNext() returns
28			* true, after ListIterator.previous() causes
29			* an exception for an empty list.
30			* @author Konstantin Kladko
31			*/
32
33			import java.util.*;
34
35			public class HasNextAfterException {
36			public static void main(String[] args) {
37			List list = new ArrayList();
38			ListIterator i = list.listIterator();
39			try {
40			i.previous();
41			}
42			catch (NoSuchElementException e) {
43			}
44			if (i.hasNext()) {
45			throw new RuntimeException(
46			"ListIterator.hasNext() returns true for an empty "
47			+ "List after ListIterator.previous().");
48			}
49			}
50			}