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## javax.sound.sampled
Interface LineListener

All Superinterfaces:
  EventListener

public interface LineListener
extends EventListener

Instances of classes that implement the `LineListener` interface can register to receive events when a line's status changes.

Since:
  1.3
See Also:
  `Line`, `Line.addLineListener(javax.sound.sampled.LineListener)`, `Line.removeLineListener(javax.sound.sampled.LineListener)`, `LineEvent`

Method Summary
`void` | `update(LineEvent event)` Informs the listener that a line's state has changed.

Method Detail

### update

    public void update(LineEvent event)

  Informs the listener that a line's state has changed. The listener can then invoke `LineEvent` methods to obtain information about the event.

  Parameters:
    `event` - a line event that describes the change

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