1 /*
   2  * Copyright (c) 2007, 2015, 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 /* @test
  25    @summary Test SoftReceiver send method 
  26    @modules java.desktop/com.sun.media.sound
  27 */
  28 
  29 import javax.sound.midi.*;
  30 import javax.sound.sampled.*;
  31 
  32 import com.sun.media.sound.*;
  33 
  34 public class Send_ActiveSense {
  35 
  36     private static void assertEquals(Object a, Object b) throws Exception
  37     {
  38         if(!a.equals(b))
  39             throw new RuntimeException("assertEquals fails!");
  40     }
  41 
  42     private static void assertTrue(boolean value) throws Exception
  43     {
  44         if(!value)
  45             throw new RuntimeException("assertTrue fails!");
  46     }
  47 
  48     public static void sendActiveSens(Receiver r) throws Exception
  49     {
  50         ShortMessage smsg = new ShortMessage();
  51         smsg.setMessage(ShortMessage.ACTIVE_SENSING);
  52         r.send(smsg, -1);
  53     }
  54 
  55     public static void main(String[] args) throws Exception {
  56         SoftTestUtils soft = new SoftTestUtils();
  57         MidiChannel channel = soft.synth.getChannels()[0];
  58         Receiver receiver = soft.synth.getReceiver();
  59 
  60         sendActiveSens(receiver);
  61 
  62         // 1. Check if notes are keept active
  63         //    if send active sens every 200-300 msec
  64 
  65         sendActiveSens(receiver);
  66         channel.noteOn(60, 64);
  67         assertTrue(soft.findVoice(0,60) != null);
  68         for (int i = 0; i < 10; i++) {
  69             soft.read(0.2); // read 200 msec
  70             sendActiveSens(receiver);
  71             assertTrue(soft.findVoice(0,60) != null);
  72         }
  73         // 2. Now we stop send active sense message
  74         //    and the note should be killed off
  75         soft.read(2);
  76         assertTrue(soft.findVoice(0,60) == null);
  77 
  78 
  79 
  80         soft.close();
  81     }
  82 }