1 /*
2  * Copyright (c) 2000, 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
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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 4323074
27  * @summary Basic test for new replaceAll algorithm
28  */
29 
30 package test.java.util.Collections;
31 
32 import java.util.ArrayList;
33 import java.util.Collections;
34 import java.util.LinkedList;
35 import java.util.List;
36 import java.util.Vector;
37 
38 public class ReplaceAll {
39     static final int SIZE = 20;
40 
main(String[] args)41     public static void main(String[] args) throws Exception {
42         List[] a = {new ArrayList(), new LinkedList(), new Vector()};
43 
44         for (int i=0; i<a.length; i++) {
45             List lst = a[i];
46             for (int j=1; j<=SIZE; j++)
47                 lst.add(new Integer(j % 3));
48             List goal = Collections.nCopies(SIZE, "*");
49 
50             for (int j=0; j<3; j++) {
51                 List before = new ArrayList(lst);
52                 if (!Collections.replaceAll(lst, new Integer(j), "*"))
53                     throw new Exception("False return value: "+i+", "+j);
54                 if (lst.equals(before))
55                     throw new Exception("Unchanged: "+i+", "+j+", "+": "+lst);
56                 if (lst.equals(goal) != (j==2))
57                     throw new Exception("Wrong change:"+i+", "+j);
58             }
59             if (Collections.replaceAll(lst, "love", "hate"))
60                 throw new Exception("True return value: "+i);
61         }
62     }
63 }
64