Playing Streaming Midi Audio
Supported audio file formats: mid, rmf 

 try {
   Sequencer sequencer = MidiSystem.getSequencer();
   sequencer.open();
     
   // From file
   InputStream is = new BufferedInputStream(
   new FileInputStream(new File("midifile")));
     
   // From URL
   is = new BufferedInputStream(
   new URL("http://hostname/rmffile").openStream());
     
   sequencer.setSequence(is);
         
   // Start playing.
   sequencer.start();
 } 
 catch (MalformedURLException e) {
 } 
 catch (IOException e) {
 } 
 catch (MidiUnavailableException e) {
 } 
 catch (InvalidMidiDataException e) {
 }