code: public void fillInfoPanelWith(Sequence currentSequence, String songName)
  	{
  		getMidiDuration().setText(Helpers.getTimeStringFromMilliseconds(currentSequence.getMicrosecondLength() / 1000L));
  		getMidiName().setText(songName);
  		Track[] tracks = currentSequence.getTracks();
  		StringBuilder fullText = new StringBuilder();
  		for (int t=0; t<tracks.length; t++)
  		{
  			int size = tracks[t].size();
  			for (int ticks=0; ticks<size; ticks++)
  			{
  				MidiEvent event = tracks[t].get(ticks);
  				MidiMessage message = event.getMessage();
  				if (message instanceof MetaMessage)
  				{
  					int type = ((MetaMessage)message).getType();
  					if (type <= 0x04)
  					{
  						fullText.append(new String(((MetaMessage)message).getData())).append('\n');
  					}
  				}
  			}
  		}
  		getMidiInfo().setText(fullText.toString());
  		getMidiInfo().select(0, 0);
  	}
docs: private static final int INSTRUMENTNAME = 0x04;