j2me 一个播放音乐的线程类

阅读更多

 

 

 

public class MusicThread  implements Runnable{
	InputStream is;
	Player  p;
	/*
	 * @str : 音乐文件
	 */
	public MusicThread(String str){
		is = this.getClass().getResourceAsStream(str);
		try {
			p = Manager.createPlayer(is,"audio/midi");
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (MediaException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	    
	}
	/*
	 * 线程启动自动播放
	 * @see java.lang.Runnable#run()
	 */
	public void run() {
		try {
			p.prefetch();
			p.start();
		} catch (MediaException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	public void startMusic(){
		if(p!=null){
			try {
				p.start();
			} catch (MediaException e) {
				// TODO Auto-generated catch block
				e.printStackTrace();
			}
		}
	}
	public void stopMusic(){
		try {
			p.stop();
			p.close();
			p=null;
			
		} catch (MediaException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}