HeadspaceMixerProvider.java

/*
 * This file is modified by Ivan Maidanski <ivmai@ivmaisoft.com>
 * Project name: JCGO-SUNAWT (http://www.ivmaisoft.com/jcgo/)
 */

/*
 * @(#)HeadspaceMixerProvider.java      1.10 03/03/21
 *
 * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

package com.sun.media.sound;

import javax.sound.sampled.Mixer;
import javax.sound.sampled.spi.MixerProvider;


/**
 * Provider for the Headspace Mixer.
 *
 * @version 1.10 03/03/21
 * @author Kara Kytle
 */
public class HeadspaceMixerProvider extends MixerProvider {

    /**
     * Headspace mixer instance
     */
    private static HeadspaceMixer theMixer = HeadspaceMixer.getMixerInstance();


    /**
     * Headspace mixer description.
     */
    private static final Mixer.Info info = theMixer.getMixerInfo();

    public Mixer.Info[] getMixerInfo() {

        Mixer.Info[] localInfo = { info };
        if ((theMixer != null) && theMixer.audioDeviceExists()) {
            return localInfo;
        }
        return new Mixer.Info[0];
    }

    public Mixer getMixer(Mixer.Info info) {

        if ( (info == null) || (info.equals(this.info)) ) {
            if ((theMixer != null) && theMixer.audioDeviceExists()) {
                return theMixer;
            }
        }

        throw new IllegalArgumentException("Mixer " + info + " not supported by this provider.");
    }
}