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/**
* Copyright 1998-2001 Sun Microsystems, Inc.
*
* See the file "license.terms" for information on usage and
* redistribution of this file, and for a DISCLAIMER OF ALL
* WARRANTIES.
*/
package com.sun.speech.engine;
import java.util.Collection;
import javax.speech.AudioListener;
import javax.speech.AudioManager;
/**
* Supports the JSAPI 1.0 <code>AudioManager</code>
* interface. Actual JSAPI implementations might want to extend
* or modify this implementation.
*/
public class BaseAudioManager implements AudioManager {
/**
* List of <code>AudioListeners</code> registered for
* <code>AudioEvents</code> on this object.
*/
protected Collection listeners;
/**
* Class constructor.
*/
public BaseAudioManager() {
listeners = new java.util.ArrayList();
}
/**
* Requests notification of <code>AudioEvents</code> from the
* <code>AudioManager</code>.
*
* @param listener the listener to add
*/
public void addAudioListener(AudioListener listener) {
if (!listeners.contains(listener)) {
listeners.add(listener);
}
}
/**
* Removes an <code>AudioListener</code> from the list of
* <code>AudioListeners</code>.
*
* @param listener the listener to remove
*/
public void removeAudioListener(AudioListener listener) {
listeners.remove(listener);
}
}
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