Getting following exception javax.sound.sampled.LineUnavailableException: line with format ULAW 8000.0 Hz

Question

Dear All, I tried to play and get duration of a wave file using code below but got following exception.please resolve.I m using a wave file format.

URL url = new URL("foo.wav");
Clip clip = AudioSystem.getClip();
AudioInputStream ais = AudioSystem.getAudioInputStream(url);
clip.open(ais);
System.out.println(clip.getMicrosecondLength());

**javax.sound.sampled.LineUnavailableException: line with format ULAW 8000.0 Hz, 8 bit, mono, 1 bytes/frame,  not supported.**