1 /*
2  * Copyright (c) 2014, 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 // Android-added: package declaration
25 package test.java.util.zip;
26 
27 /**
28  * @test @summary Test that default methods in Checksum works as expected
29  * @build ChecksumBase
30  * @run main TestChecksum
31  */
32 import java.util.zip.CRC32C;
33 import java.util.zip.Checksum;
34 
35 public class TestChecksum {
36 
main(String[] args)37     public static void main(String[] args) {
38         ChecksumBase.testAll(new MyCRC32C(), 0xE3069283L);
39     }
40 
41     /**
42      * Only implementing required methods
43      */
44     private static class MyCRC32C implements Checksum {
45 
46         private final CRC32C crc32c = new CRC32C();
47 
48         @Override
update(int b)49         public void update(int b) {
50             crc32c.update(b);
51         }
52 
53         @Override
update(byte[] b, int off, int len)54         public void update(byte[] b, int off, int len) {
55             crc32c.update(b, off, len);
56         }
57 
58         @Override
getValue()59         public long getValue() {
60             return crc32c.getValue();
61         }
62 
63         @Override
reset()64         public void reset() {
65             crc32c.reset();
66         }
67 
68     }
69 }
70