jahiachrono.java

java 写的一个新闻发布系统

//
//  JahiaChrono
//  EV      23.12.2000
//
//  getInstance()
//  start()
//  read( startTime )
//  toConsole( startTime, message )
//

package org.jahia.utils;

import java.util.*;                     // time functions

public class JahiaChrono
{
    
    private static JahiaChrono theObject = null;
    

    /***
        * constructor
        * EV    23.12.2000
        *
        */
    private JahiaChrono()
    {
        JahiaConsole.println( "JahiaChrono", "Starting JahiaChrono utils" );
    } // end constructor



    /***
        * getInstance
        * EV    23.12.2000
        *
        */
    public static JahiaChrono getInstance()
    {
        if (theObject == null) {
            theObject = new JahiaChrono();
        }
        return theObject;
    } // end getInstance



    /***
        * start
        * EV    23.12.2000
        *
        */
    public long start()
    {
        return (new Date()).getTime();
    } // end start



    /***
        * read
        * EV    23.12.2000
        *
        */
    public long read( long startTime )
    {
        return ((new Date()).getTime() - startTime);
    } // end read



    /***
        * toConsole
        * EV    23.12.2000
        *
        */
    public void toConsole( long startTime, String message )
    {
        JahiaConsole.println( "JahiaChrono", "[" + read(startTime) + "ms] " + message );
    } // end toConsole
    

} // end JahiaChrono