jdk-24/test/jdk/javax/sound/midi/Gervill/SoftReceiver/GetMidiDevice.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/* @test
 @summary Test SoftReceiver getMidiDevice method
 @modules java.desktop/com.sun.media.sound
*/

import javax.sound.midi.Receiver;

import com.sun.media.sound.AudioSynthesizer;
import com.sun.media.sound.SoftReceiver;
import com.sun.media.sound.SoftSynthesizer;

public class GetMidiDevice {

    public static void main(String[] args) throws Exception {

        AudioSynthesizer synth = new SoftSynthesizer();
        synth.openStream(null, null);
        Receiver recv = synth.getReceiver();
        if (((SoftReceiver) recv).getMidiDevice() != synth) {
            throw new Exception("SoftReceiver.getMidiDevice() doesn't return "
                    + "instance of the synthesizer");
        }
        synth.close();
    }
}