com.clustercontrol.jobmanagement.util.TimeToANYhourConverter.java Source code

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Here is the source code for com.clustercontrol.jobmanagement.util.TimeToANYhourConverter.java

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/*
    
Copyright (C) 2012 NTT DATA Corporation
    
This program is free software; you can redistribute it and/or
Modify it under the terms of the GNU General Public License
as published by the Free Software Foundation, version 2.
    
This program is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE.  See the GNU General Public License for more details.
    
 */
package com.clustercontrol.jobmanagement.util;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.concurrent.TimeUnit;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.clustercontrol.util.Messages;
import com.clustercontrol.util.TimezoneUtil;

public class TimeToANYhourConverter {
    // 
    private static Log m_log = LogFactory.getLog(TimeToANYhourConverter.class);

    /**
     * ????
     * ????
     * ???????????????
     *  + TimeUnit.MILLISECONDS.toSeconds(49999L)
     */
    public static String toDiffTime(Long startMillis, Long endMillis) {
        if (startMillis == null || endMillis == null) {
            return Messages.getString("");
        }

        if (startMillis > endMillis) {
            return Messages.getString("");
        }
        long sessionFromTime = TimeUnit.MILLISECONDS.toSeconds(endMillis);
        long sessionTOTime = TimeUnit.MILLISECONDS.toSeconds(startMillis);
        long sessionTime = sessionFromTime - sessionTOTime;
        long oneSeconds = 1L;
        long oneMinutes = 60L;
        long oneHours = 60L;

        long basicSeconds = sessionTime / oneSeconds;
        long sessionMinutes = basicSeconds / oneMinutes;
        long sessionSeconds = basicSeconds % oneMinutes;
        long sessionHours = sessionMinutes / oneHours;
        long sessionMinutesRest = sessionMinutes % oneHours;
        String diffTime = String.format("%1$02d", sessionHours) + ":" + String.format("%1$02d", sessionMinutesRest)
                + ":" + String.format("%1$02d", sessionSeconds);

        return diffTime;
    }

    public static boolean main() {
        String a = "2009/04/19 12:23:01";
        String b = "2009/04/22 12:23:00";
        String c = "2009/05/20 12:23:00";
        String d = "2010/04/20 12:23:00";
        String e = "2009/04/19 12:24:00";
        String f = "2009/04/19 13:23:00";
        String g = "2009/04/19 12:24:01";
        String h = "2009/04/19 13:23:01";
        String i = "2009/04/19 12:23:00";
        SimpleDateFormat DFYS = new SimpleDateFormat("yyyy/MM/dd HH:mm:ss");
        DFYS.setTimeZone(TimezoneUtil.getTimeZone());
        Date ta = null;
        Date tb = null;
        Date tc = null;
        Date td = null;
        Date te = null;
        Date tf = null;
        Date tg = null;
        Date th = null;
        Date ti = null;
        try {
            ta = DFYS.parse(a);
            tb = DFYS.parse(b);
            tc = DFYS.parse(c);
            td = DFYS.parse(d);
            te = DFYS.parse(e);
            tf = DFYS.parse(f);
            tg = DFYS.parse(g);
            th = DFYS.parse(h);
            ti = DFYS.parse(i);
        } catch (java.text.ParseException z) {
            m_log.debug(z.getMessage(), z);
            throw new InternalError(z.getMessage());
        }
        long s = ta.getTime();
        long e1 = tb.getTime();
        long e2 = tc.getTime();
        long e3 = td.getTime();
        long e4 = te.getTime();
        long e5 = tf.getTime();
        long e6 = tg.getTime();
        long e7 = th.getTime();
        long e8 = ti.getTime();
        m_log.info("from date = : " + a);
        m_log.info("test case 1 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + b);
        m_log.info("diffTime   = : " + toDiffTime(s, e1));
        m_log.info("test case 2 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + c);
        m_log.info("diffTime   = : " + toDiffTime(s, e2));
        m_log.info("test case 3 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + d);
        m_log.info("diffTime   = : " + toDiffTime(s, e3));
        m_log.info("test case 4 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + e);
        m_log.info("diffTime   = : " + toDiffTime(s, e4));
        m_log.info("test case 5 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + f);
        m_log.info("diffTime   = : " + toDiffTime(s, e5));
        m_log.info("test case 6 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + g);
        m_log.info("diffTime   = : " + toDiffTime(s, e6));
        m_log.info("test case 7 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + h);
        m_log.info("diffTime   = : " + toDiffTime(s, e7));
        m_log.info("test case 8 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + a);
        m_log.info("diffTime   = : " + toDiffTime(s, s));
        m_log.info("test case 9 :>>>>>>>>>>>>");
        m_log.info("to   date = : " + i);
        m_log.info("diffTime   = : " + toDiffTime(s, e8));
        return true;
    }
}