syslogmedia.java

来自「與 unix 上相似的syslog daemon, 沒有 log4j 複雜」· Java 代码 · 共 110 行

package com.ice.syslogd;

import java.net.*;
import java.util.*;
import java.applet.*;

import  sun.audio.*;    //import the sun.audio package
import  java.io.*;



/*
 * This class will need to be changed for every new
 * environment that the syslogd package is used in.
 * Specifically, the audio currently depends on an
 * available Applet, which is provided by the SyslogD
 * application in this instance.
 */

public class
SyslogMedia
	{
	public static final String		RCS_ID = "$Id: SyslogMedia.java,v 1.2 1998/07/29 02:15:10 time Exp $";
	public static final String		RCS_REV = "$Revision: 1.2 $";
	public static final String		RCS_NAME = "$Name:  $";

	static public final String		sunAudioAPIName = "SunAudio";
	static public final String		jmfAudioAPIName = "JMFAudio";

	static private Hashtable		audioCache;

	static
		{
		SyslogMedia.audioCache = new Hashtable();
		}

	static public void
	loadAudioClip( String apiName, String audioPath )
		{
		if ( apiName.equalsIgnoreCase( SyslogMedia.sunAudioAPIName ) )
			{
			SyslogMedia.loadSunAudioClip( audioPath );
			}
		else
			{
			System.err.println
				( "ERROR loading, unknown audio API '" + apiName + "'" );
			}
		}

	static public void
	playAudioClip( String apiName, String audioPath )
		{
		if ( apiName.equalsIgnoreCase( SyslogMedia.sunAudioAPIName ) )
			{
			SyslogMedia.playSunAudioClip( audioPath );
			}
		else
			{
			System.err.println
				( "ERROR playing, unknown audio API '" + apiName + "'" );
			}
		}

	static public void
	loadSunAudioClip( String audioPath )
		{
		//** add this into your application code as appropriate
		File audioFile = new File( audioPath );
		if ( ! audioFile.exists() )
			{
			System.err.println
				( "ERROR could not load audio clip '"
					+ audioPath + "', it does not exist." );
			}
		else
			{
			SyslogMedia.audioCache.put( audioPath, audioFile );
			}
		}

	static public void
	playSunAudioClip( String audioPath )
		{
		File audioFile = (File)
			SyslogMedia.audioCache.get( audioPath );

		if ( audioFile != null )
			{
			InputStream in = null;
			AudioStream audioClip = null;
			
			try {
				in = new FileInputStream( audioFile );
				audioClip = new AudioStream( in );
				AudioPlayer.player.start( audioClip );            
				}
			catch ( IOException ex )
				{
				System.err.println
					( "ERROR playing audioClip '" + audioPath
						+ "':\n\t" + ex.getMessage() );
				}
			}
		}

	}