1 /* 2 * Copyright (c) 2004, 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 24 import javax.sound.midi.MidiEvent; 25 import javax.sound.midi.MidiMessage; 26 import javax.sound.midi.MidiSystem; 27 import javax.sound.midi.Receiver; 28 import javax.sound.midi.Sequence; 29 import javax.sound.midi.Sequencer; 30 import javax.sound.midi.ShortMessage; 31 import javax.sound.midi.Track; 32 33 /** 34 * @test 35 * @bug 5048381 36 * @summary Sequencer records real time messages into the sequence 37 * @key headful 38 */ 39 public class SeqRecordsRealTimeEvents { 40 public static void main(String argv[]) throws Exception { 41 Sequencer s = MidiSystem.getSequencer(); 42 s.open(); 43 try { 44 Sequence seq = new Sequence(Sequence.PPQ, 384, 2); 45 s.setSequence(seq); 46 Track t = seq.getTracks()[0]; 47 ShortMessage msg = new ShortMessage(); 48 msg.setMessage(0x90, 0x40, 0x7F); 49 t.add(new MidiEvent(msg, 11000)); 50 msg = new ShortMessage(); 51 msg.setMessage(0x90, 0x40, 0x00); 52 t.add(new MidiEvent(msg, 12000)); 53 t = seq.getTracks()[1]; 54 s.recordEnable(t, -1); 55 System.out.println("Started recording..."); 56 s.startRecording(); 57 Receiver r = s.getReceiver(); 58 Thread.sleep(100); 59 int oldTrackSize = t.size(); 60 // send a realtime message to the track 61 System.out.println("Recording real time message..."); 62 msg = new ShortMessage(); 63 msg.setMessage(0xF8, 0, 0); 64 r.send(msg, -1); 65 Thread.sleep(100); 66 // send a normal message 67 msg = new ShortMessage(); 68 System.out.println("Recording a normal NOTE ON message..."); 69 msg.setMessage(0x90, 0x40, 0x6F); 70 r.send(msg, -1); 71 Thread.sleep(100); 72 s.stop(); 73 // now see if the messages were recorded 74 int newMessages = t.size() - oldTrackSize; 75 System.out.println("Recorded messages:"); 76 for (int i = 0; i < t.size(); i++) { 77 System.out.print(" "+(i+1)+". "); 78 printEvent(t.get(i)); 79 } 80 if (newMessages == 0) { 81 System.out.println("## Failed: No messages were recorded!"); 82 throw new Exception("Test FAILED!"); 83 } else if (newMessages == 1) { 84 System.out.println("Only one message was recorded. Correct!"); 85 } else if (newMessages > 1) { 86 System.out.println("## Failed: 2 or more messages were recorded!"); 87 throw new Exception("Test FAILED!"); 88 } 89 System.out.println("Test passed."); 90 } catch (Exception e) { 91 System.out.println("Unexpected Exception: "+e); 92 //e.printStackTrace(); 93 throw new Exception("Test FAILED!"); 94 } finally { 95 s.close(); 96 } 97 } 98 public static void printEvent(MidiEvent event) 99 { 100 MidiMessage message = event.getMessage(); 101 long tick = event.getTick(); 102 byte[] data = message.getMessage(); 103 104 StringBuffer sb = new StringBuffer((data.length * 3) - 1); 105 106 for (int i = 0; i < data.length; i++) 107 { 108 sb.append(toHexByteString(data[i])); 109 if (i < data.length - 1) sb.append(' '); 110 } 111 System.out.printf("%5d: %s%n", tick, sb); 112 } 113 114 private static String toHexByteString(int n) 115 { 116 if (n < 0) n &= 0xFF; 117 String s = Integer.toHexString(n).toUpperCase(); 118 if (s.length() == 1) s = '0' + s; 119 return s; 120 } 121 }