Java SQL Time Calculate getNurseCoverageEndTime(Time startTime, Time shiftLength)

Description

get Nurse Coverage End Time

License

Apache License

Declaration

public static Time getNurseCoverageEndTime(Time startTime,
            Time shiftLength) 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.sql.Time;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

public class Main {
    public static String TIME_24_HOUR_FORMAT = "HH:mm:ss";

    public static Time getNurseCoverageEndTime(Time startTime,
            Time shiftLength) {/*from   ww  w .j  a va  2s.c om*/
        String[] timeArray = { formatTime(startTime, TIME_24_HOUR_FORMAT),
                formatTime(shiftLength, TIME_24_HOUR_FORMAT) };
        Time endTime = sumTimes(timeArray, new SimpleDateFormat(
                TIME_24_HOUR_FORMAT));
        return endTime;
    }

    public static String formatTime(Time time, String format) {
        SimpleDateFormat sf = new SimpleDateFormat(format);
        return sf.format(time);
    }

    public static Time sumTimes(String[] timeStrings, DateFormat df) {
        int secs = 0, mins = 0, hrs = 0;
        Calendar calendar = Calendar.getInstance();
        for (int i = 0; i < timeStrings.length; i++) {
            String dateString = timeStrings[i];
            Date date = new Date();
            try {
                date = (Date) df.parse(dateString);
            } catch (ParseException e) {
                e.printStackTrace();
            }
            calendar.setTime(date);
            secs += calendar.get(Calendar.SECOND);
            mins += calendar.get(Calendar.MINUTE);
            hrs += calendar.get(Calendar.HOUR_OF_DAY);
        }
        calendar.set(0, 0, 0, hrs, mins, secs);
        Date d = calendar.getTime();
        return Time.valueOf(df.format(d));
    }
}

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