77 lines
2.9 KiB
Java
77 lines
2.9 KiB
Java
/*
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* Copyright (c) 2002, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import javax.sound.midi.MetaMessage;
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/**
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* @test
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* @bug 4511796
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* @summary Check that MetaMessage.clone() works correctly
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*/
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public class MetaMessageClone {
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private static void printMsg(MetaMessage msg, byte[] data) {
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System.out.println(""+msg.getLength()+" total bytes, type="+msg.getType()+", dataLength="+data.length);
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}
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private static void checkClone(MetaMessage msg) throws Exception {
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System.out.print("Original: ");
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byte[] msgData=msg.getData();
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printMsg(msg, msgData);
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MetaMessage msg2=(MetaMessage) msg.clone();
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byte[] msg2Data=msg2.getData();
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System.out.print("Clone: ");
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printMsg(msg2, msg2Data);
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if (msg2.getLength()!=msg.getLength()
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|| msg.getType()!=msg2.getType()
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|| msgData.length!=msg2Data.length) {
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throw new Exception("cloned MetaMessage is not equal.");
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}
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int max=Math.min(msgData.length, 10);
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for (int i=0; i<max; i++) {
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if (msgData[i]!=msg2Data[i]) {
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throw new Exception("Cloned MetaMessage data is not equal.");
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}
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}
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}
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public static void main(String[] args) throws Exception {
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// let's create some MetaMessages and check them
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MetaMessage msg=new MetaMessage();
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String text="a textmarker";
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msg.setMessage(1, text.getBytes(), text.length());
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checkClone(msg);
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msg.setMessage(0x2E, new byte[0], 0);
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checkClone(msg);
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byte[] data=new byte[17000];
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for (int i=0; i<30; data[i]=(byte) (i++ & 0xFF));
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msg.setMessage(0x02, data, 80); checkClone(msg);
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msg.setMessage(0x02, data, 160); checkClone(msg);
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msg.setMessage(0x02, data, 400); checkClone(msg);
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msg.setMessage(0x02, data, 1000); checkClone(msg);
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msg.setMessage(0x02, data, 10000); checkClone(msg);
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msg.setMessage(0x02, data, 17000); checkClone(msg);
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}
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}
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