1 /*
2 * Copyright (c) 2001, 2004, Oracle and/or its affiliates. All rights reserved.
3 * 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 * 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 */
23
24 /*
25 * @test
26 * @bug 4528331 5006032
27 * @summary Test Collections.binarySearch() with a null comparator
28 */
29
30 import java.util.Arrays;
31 import java.util.Collections;
32 import java.util.List;
33
34 public class BinarySearchNullComparator {
35 public static void main(String[] args) throws Exception {
36 List list = Arrays.asList(new String[] {"I", "Love", "You"});
37
38 int result = Collections.binarySearch(list, "You", null);
39 if (result != 2)
40 throw new Exception("Result: " + result);
41 }
42 }
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1 /*
2 * Copyright (c) 2001, 2026, Oracle and/or its affiliates. All rights reserved.
3 * 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 * 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 */
23
24 /*
25 * @test
26 * @bug 4528331 5006032
27 * @summary Test Collections.binarySearch() with a null comparator
28 * @library /test/lib
29 */
30
31 import jdk.test.lib.valueclass.VClass;
32 import java.util.Arrays;
33 import java.util.Collections;
34 import java.util.List;
35
36 public class BinarySearchNullComparator {
37
38 public static void main(String[] args) throws Exception {
39 List list = Arrays.asList(new String[] {"I", "Love", "You"});
40
41 int result = Collections.binarySearch(list, "You", null);
42 if (result != 2)
43 throw new Exception("Result: " + result);
44
45 List<VClass> values = Arrays.asList(new VClass(1, new int[] { 1 }), new VClass(2, new int[] { 2 }), new VClass(3, new int[] { 3 }));
46 int vresult = Collections.binarySearch(values, new VClass(3, new int[] { 3 }), null);
47 if (vresult != 2)
48 throw new Exception("Value result: " + vresult);
49 }
50 }
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