Package org.jjazz.testplayerservice.spi

Interface TestPlayer

public interface TestPlayer

A service to hear a few test notes.

Method Summary

Modifier and Type	Method	Description
static TestPlayer	getDefault()	Get the first TestPlayer instance available in the global lookup.
void	playTestNotes(int channel, int fixPitch, int transpose, Runnable endAction)	Send a short sequence of Midi notes on specified channel.
void	playTestNotes(Phrase phrase, Runnable endAction)	Play the test notes from specified phrase.

Method Details

getDefault

static TestPlayer getDefault()

Get the first TestPlayer instance available in the global lookup.

Returns:

Can't be null

playTestNotes

void playTestNotes(int channel,
 int fixPitch,
 int transpose,
 Runnable endAction)
            throws MusicGenerationException

Send a short sequence of Midi notes on specified channel.

If fixPitch < 0 then fixPitch is ignored: play a series of notes starting at 60+transpose. If fixPitch>=0 then play a series of notes with same pitch=fixPitch.

Parameters:

channel -

fixPitch - -1 means not used.

transpose - Transposition value in semi-tons to be added to test notes. Ignored if fixPitch>=0.

endAction - Called when playback is over. Can be null.

Throws:

MusicGenerationException - If a problem occurred.

playTestNotes

void playTestNotes(Phrase phrase,
 Runnable endAction)
            throws MusicGenerationException

Play the test notes from specified phrase.

Parameters:

phrase -

endAction - Called when sequence is over. Can be null.

Throws:

MusicGenerationException - If a problem occurred.