43  * instance. If an application opens a {@code MidiDevice} explicitly, it has to

    43  * instance. If an application opens a {@code MidiDevice} explicitly, it has to

    44  * close it explicitly to free system resources and enable the application to

    44  * close it explicitly to free system resources and enable the application to

    45  * exit cleanly. Implicit opening is done by calling

    45  * exit cleanly. Implicit opening is done by calling

    46  * {@link MidiSystem#getReceiver} and {@link MidiSystem#getTransmitter}. The

    46  * {@link MidiSystem#getReceiver} and {@link MidiSystem#getTransmitter}. The

    47  * {@code MidiDevice} used by {@code MidiSystem.getReceiver} and

    47  * {@code MidiDevice} used by {@code MidiSystem.getReceiver} and

    49  * properties {@code javax.sound.midi.Receiver} and

    49  * properties {@code javax.sound.midi.Receiver} and

    50  * {@code javax.sound.midi.Transmitter} are used (see the description of

    50  * {@code javax.sound.midi.Transmitter} are used (see the description of

    51  * properties to select default providers in {@link MidiSystem}). A

    51  * properties to select default providers in {@link MidiSystem}). A

    52  * {@code MidiDevice} that was opened implicitly, is closed implicitly by

    52  * {@code MidiDevice} that was opened implicitly, is closed implicitly by

    53  * closing the {@code Receiver} or {@code Transmitter} that resulted in opening

    53  * closing the {@code Receiver} or {@code Transmitter} that resulted in opening