alertmanager.java

来自「java 开发的sip软电话 源码 jain sip」· Java 代码 · 共 125 行

/* ====================================================================
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2000 The Apache Software Foundation.  All rights
 * reserved.
 *
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 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
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 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
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 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
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 *
 * Portions of this software are based upon public domain software
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 * University of Illinois, Urbana-Champaign.
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package net.java.mais.common;

import java.applet.Applet;
import java.applet.AudioClip;
import java.util.Enumeration;
import java.util.Hashtable;


/**
 * <p>Title: Netsite TudoMais</p>
 * <p>Description:JAIN-SIP Audio/Video phone application</p>
 * <p>Copyright: Copyright (c) 2006</p>
 * <p>Organisation: CTBC Telecom / Netsite </p>
 * @author Thiago Rocha Camargo ([e-mail])
 */

public class AlertManager
{
    private Hashtable alertClips = new Hashtable();
    public AlertManager()
    {
    }

    public void startAlert(String alertResourceName)
    {
        AudioClip alertClip = getAlertClip(alertResourceName, true);
        if (alertClip == null) {
            return;
        }
        String loop = Utils.getProperty(
            "net.java.mais.gui.LOOP_SOUND_ALERTS");
        if (loop != null && loop.trim().equals("false")) {
            alertClip.play();
        }
        else {
            alertClip.loop();
        }
    }

    public void stopAllAlerts()
    {
        Enumeration alertClipsEnum = alertClips.keys();
        while (alertClipsEnum.hasMoreElements()) {
            String alert = (String) alertClipsEnum.nextElement();
            stopAlert(alert);
        }
    }

    public void stopAlert(String alertResourceName)
    {
        AudioClip alertClip = getAlertClip(alertResourceName, false);
        if (alertClip != null) {
            alertClip.stop();
        }
    }

    private AudioClip getAlertClip(String alertResourceName, boolean create)
    {
        AudioClip clip = (AudioClip) alertClips.get(alertResourceName);
        if (clip == null && create) {
            clip = Applet.newAudioClip(Utils.getResource(alertResourceName));
            if (clip != null) {
                alertClips.put(alertResourceName, clip);
            }
        }
        return clip;
    }
}