1/*
2 * Copyright (c) 2002, 2016, 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
24import  javax.sound.midi.MetaMessage;
25
26/**
27 * @test
28 * @bug 4511796
29 * @summary Check that MetaMessage.clone() works correctly
30 */
31public class MetaMessageClone {
32
33    private static void printMsg(MetaMessage msg, byte[] data) {
34        System.out.println(""+msg.getLength()+" total bytes, type="+msg.getType()+", dataLength="+data.length);
35    }
36
37    private static void checkClone(MetaMessage msg) throws Exception {
38        System.out.print("Original: ");
39        byte[] msgData=msg.getData();
40        printMsg(msg, msgData);
41        MetaMessage msg2=(MetaMessage) msg.clone();
42        byte[] msg2Data=msg2.getData();
43        System.out.print("Clone:    ");
44        printMsg(msg2, msg2Data);
45
46        if (msg2.getLength()!=msg.getLength()
47            || msg.getType()!=msg2.getType()
48            || msgData.length!=msg2Data.length) {
49                throw new Exception("cloned MetaMessage is not equal.");
50        }
51        int max=Math.min(msgData.length, 10);
52        for (int i=0; i<max; i++) {
53            if (msgData[i]!=msg2Data[i]) {
54                throw new Exception("Cloned MetaMessage data is not equal.");
55            }
56        }
57    }
58
59    public static void main(String[] args) throws Exception {
60        // let's create some MetaMessages and check them
61        MetaMessage msg=new MetaMessage();
62        String text="a textmarker";
63        msg.setMessage(1, text.getBytes(), text.length());
64        checkClone(msg);
65        msg.setMessage(0x2E, new byte[0], 0);
66        checkClone(msg);
67        byte[] data=new byte[17000];
68        for (int i=0; i<30; data[i]=(byte) (i++ & 0xFF));
69        msg.setMessage(0x02, data, 80); checkClone(msg);
70        msg.setMessage(0x02, data, 160); checkClone(msg);
71        msg.setMessage(0x02, data, 400); checkClone(msg);
72        msg.setMessage(0x02, data, 1000); checkClone(msg);
73        msg.setMessage(0x02, data, 10000); checkClone(msg);
74        msg.setMessage(0x02, data, 17000); checkClone(msg);
75    }
76}
77