1/*
2 * Copyright (c) 2010, 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 6970930
27 * @summary verify that compare() throws NPE instead of IAE when an argument is null.
28 */
29import java.text.*;
30
31public class Bug6970930 {
32
33    private static boolean err = false;
34
35    public static void main(String[] args) {
36        // Check if compare() throws NPE.
37        test1(null, null);
38        test1("\"foo\"", null);
39        test1(null, "\"bar\"");
40
41        if (err) {
42            throw new RuntimeException("Failed.");
43        } else {
44            System.out.println("Passed.");
45        }
46    }
47
48    private static void test1(String s1, String s2) {
49        RuleBasedCollator col = null;
50
51        try {
52            col = new RuleBasedCollator("< a < b");
53        }
54        catch (ParseException e) {
55            err = true;
56            System.err.println(e);
57        }
58
59        try {
60            col.compare("foo", "bar"); // This line is necessary to reproduce the bug.
61            col.compare(s1, s2);
62
63            err = true;
64            System.err.println("No exception was thrown for compare(" +
65                               s1 + ", " +  s2 + ").");
66        }
67        catch (NullPointerException e) {
68            System.out.println("NPE was thrown as expected for compare(" +
69                               s1 + ", " + s2 + ").");
70        }
71        catch (Exception e) {
72            err = true;
73            System.err.println("Unexpected exception was thrown for compare(" +
74                               s1 + ", " + s2 + "): " + e);
75        }
76    }
77
78}
79