/*
 * Created on Jun 2, 2005 
 *
 */
package jmsltestsuite;

import java.applet.Applet;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;

import javax.sound.midi.*;

/**
 * @author Nick Didkovsky, didkovn@mail.rockefeller.edu
 *  
 */
public class TestSoundbankMemoryLeak extends Applet {

    Soundbank soundbank;

    private void doMidiTest() throws InvalidMidiDataException, IOException, MidiUnavailableException {
        System.out.println("Soundbank: " + soundbank);
        Synthesizer synthesizer;

        if ((synthesizer = MidiSystem.getSynthesizer()) == null) {
            throw new RuntimeException("MidiSystem.getSynthesizer() failed!");
        }
        synthesizer.open();

        if (soundbank == null) {
            // JavaSound bug? Cannot repeatedly load soundbank. After 5 loops
            // get error: javax.sound.midi.InvalidMidiDataException: cannot get soundbank from
            // stream
            // so store the soundbank as a field and reuse it instead.
            soundbank = synthesizer.getDefaultSoundbank();
        } else {
            System.out.println("TestSoundbankMemoryLeak: we have a soundbank we'll reuse");
        }
        if (soundbank == null) {
            System.out.println("TestSoundbankMemoryLeak: No soundbank installed on client");
        }

        if (soundbank == null) {
            System.out.println("default Soundbank null, trying URL");
            URL soundbankURL = new URL("http://www.algomusic.com/javasound/soundbank.gm");
            try {
                System.out.println("Loading soundbank from " + soundbankURL);
                InputStream in = soundbankURL.openStream();
                soundbank = MidiSystem.getSoundbank(in);
                in.close();
            } catch (InvalidMidiDataException e) {
                System.err.println("ERROR!!! " + e);
            }
        }
        
        if (soundbank != null) {
            System.out.println("synthesizer.loadAllInstruments(soundbank)");
            synthesizer.loadAllInstruments(soundbank);
        }

        synthesizer.close();
    }

    public void start() {
        for (int i = 0; i < 20; i++) {
            try {
                System.out.println("LOOP " + i);
                doMidiTest();
            } catch (InvalidMidiDataException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (MidiUnavailableException e) {
                e.printStackTrace();
            }
        }
    }

}