PlaySongPlan.java

package jadex.bdi.examples.alarmclock;

import jadex.bdi.runtime.Plan;
import jadex.commons.SUtil;
import jadex.commons.service.SServiceProvider;
import jadex.commons.service.library.ILibraryService;
import jadex.commons.service.threadpool.IThreadPoolService;

import java.io.BufferedInputStream;
import java.io.InputStream;
import java.net.URL;

import javazoom.jl.player.AudioDevice;
import javazoom.jl.player.FactoryRegistry;
import javazoom.jl.player.Player;

//import javax.media.ControllerEvent;
//import javax.media.ControllerListener;
//import javax.media.EndOfMediaEvent;
//import javax.media.Manager;
//import javax.media.NoPlayerException;
//import javax.media.Player;
//import javax.media.protocol.URLDataSource;

/**
 *  Plan for playing a song.
 */
public class PlaySongPlan extends Plan
{
	//-------- attributes --------

	/** The media player. */
	protected Player	player;

	/** Some counter. */
	protected static int cnt;

	//-------- methods --------

	/**
	 *  The plan body.
	 */
	public void body()
	{
		final URL song = (URL)getParameter("song").getValue();
		final SyncResultListener lis = new SyncResultListener();
		final ILibraryService ls = (ILibraryService)SServiceProvider.getService(getScope().getServiceProvider(), ILibraryService.class).get(this);
		
		IThreadPoolService tp = (IThreadPoolService)SServiceProvider.getService(getScope().getServiceProvider(), IThreadPoolService.class).get(this);
		tp.execute(new Runnable()
		{
			public void run()
			{
				InputStream in = null;
				try
				{
					in = new BufferedInputStream(song.openStream());
				}
				catch(Exception e)
				{
					try
					{
						in = SUtil.getResource(song.getPath(), ls.getClassLoader());
					}
					catch(Exception ex)
					{
						lis.exceptionOccurred(PlaySongPlan.this, e);
					}
				}
					
				if(in!=null)
				{
					try
					{
						AudioDevice dev = FactoryRegistry.systemRegistry().createAudioDevice();
						player = new Player(in, dev);
						player.play();
						lis.resultAvailable(PlaySongPlan.this, null);
					}
					catch(Exception e)
					{
//						e.printStackTrace();
						lis.exceptionOccurred(PlaySongPlan.this, e);
					}
				}
			}
		});
			
		try
		{
			waitForExternalCondition(lis);
		}
		catch(Exception e)
		{
			e.printStackTrace();
			fail(e);
		}

//			URLDataSource	uds	= new URLDataSource(song)
//			{
//				public String getContentType()
//				{
//					// Hack!!! When content type is unknown try some known file types.
//					String	ct	= super.getContentType();
//					if(ct.equals("content.unknown"))
//					{
//						String	urlstring	= song.getFile();
////						if(urlstring.endsWith(".mid"))
////							ct	= "audio.mid";
//						if(urlstring.endsWith(".mp3"))
//						{
//							ct = "audio.mpeg";
//						}
//						else if(urlstring.endsWith(".wav"))
//						{
//							ct = "audio.x-wav";
//						}
//						else
//						{
//							System.out.println("Unknown audio format of file (use mp3/wav): " + urlstring);
//						}
//					}
//					return ct;
//				}
//			};
//			uds.connect();
//			
//			player	= Manager.createPlayer(uds);
//			//Player	player	= Manager.createPlayer(song);
//			final SyncResultListener lis = new SyncResultListener();
//			player.addControllerListener(new ControllerListener()
//			{
//				public void controllerUpdate(ControllerEvent event)
//				{
//					if(event instanceof EndOfMediaEvent)
//					{
//						try
//						{
//							lis.resultAvailable(this, null);
//						}
//						catch(Exception e) {}
//					}
//				}
//			});
//			player.start();
//
//			waitForExternalCondition(lis);
//		}
//		catch(NoPlayerException e)
//		{
//			e.printStackTrace();
//			StringWriter	sw	= new StringWriter();
//			e.printStackTrace(new PrintWriter(sw));
//			fail(e);
//			//throw new RuntimeException(sw.toString());
//		}
//		catch(IOException e)
//		{
//			StringWriter	sw	= new StringWriter();
//			e.printStackTrace(new PrintWriter(sw));
//			fail(e);
//			//throw new RuntimeException(sw.toString());
//		}
	}

	/**
	 *  Cleanup, when the user "pressed the button".
	 */
	public void	aborted()
	{
		if(player !=null)
			player.close();
//			player.stop();
	}

	/**
	 * The failed method is called on plan failure/abort.
	 */
	public void failed()
	{
		aborted();
	}
	
	/**
	 *  Main for testing.
	 */
	public static void main(String[] args)
	{
		try
		{
			final URL song = new URL("file", null, "C:\\projects\\jadex_v2\\jadex-applications-bdi\\src\\main\\java\\jadex\\bdi\\examples\\alarmclock\\alarm.mp3");
			InputStream in = new BufferedInputStream(song.openStream());
			AudioDevice dev = FactoryRegistry.systemRegistry().createAudioDevice();
			Player player = new Player(in, dev);
			player.play();
		}
		catch(Exception ex)
		{
			ex.printStackTrace();
		}
		
//		try
//		{
//			final URL url = new URL("file", null, "C:\\projects\\jadex\\jadex_v2\\bdi\\applications\\src\\jadex\\bdi\\examples\\alarmclock\\alarm.mp3");
//
//			URLDataSource	uds	= new URLDataSource(url)
//			{
//				public String getContentType()
//				{
//					// Hack!!! When content type is unknown try some known file types.
//					String	ct	= super.getContentType();
//					if(ct.equals("content.unknown"))
//					{
//						String	urlstring	= url.getFile();
////						if(urlstring.endsWith(".mid"))
////							ct	= "audio.mid";
//						if(urlstring.endsWith(".mp3"))
//						{
//							ct = "audio.mpeg";
//						}
//						else if(urlstring.endsWith(".wav"))
//						{
//							ct = "audio.x-wav";
//						}
//						else
//						{
//							System.out.println("Unknown audio format of file (use mp3/wav): " + urlstring);
//						}
//					}
//					return ct;
//				}
//			};
//			uds.connect();
//			
//			Player player	= Manager.createPlayer(uds);
//			//Player	player	= Manager.createPlayer(song);
//			player.addControllerListener(new ControllerListener()
//			{
//				public void controllerUpdate(ControllerEvent event)
//				{
//					if(event instanceof EndOfMediaEvent)
//					{
//						try
//						{
//						}
//						catch(Exception e) {}
//					}
//				}
//			});
//			player.start();
//
//		}
//		catch(NoPlayerException e)
//		{
//			e.printStackTrace();
//			StringWriter	sw	= new StringWriter();
//			e.printStackTrace(new PrintWriter(sw));
//			//throw new RuntimeException(sw.toString());
//		}
//		catch(IOException e)
//		{
//			StringWriter	sw	= new StringWriter();
//			e.printStackTrace(new PrintWriter(sw));
//			//throw new RuntimeException(sw.toString());
//		}
	}
}