TVShowTimelineMaker.testUtil.DateTimeMaker.java Source code

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Here is the source code for TVShowTimelineMaker.testUtil.DateTimeMaker.java

Source

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package TVShowTimelineMaker.testUtil;

import java.util.logging.Logger;
import org.joda.time.DateTime;

public class DateTimeMaker {
    private static final java.util.Random rnd = new java.util.Random();
    public static final DateTime startTime = new DateTime(-10, 1, 1, 12, 0, 0);
    public static final DateTime endTime = new DateTime(10, 12, 31, 12, 0, 0);
    private static final Logger LOG = Logger.getLogger(DateTimeMaker.class.getName());

    public static DateTime randomDateTime() {
        return randomDateTimeBetweenTimes(startTime, endTime);
    }

    public static DateTime randomDateTimeAfterTime(DateTime inDay) {
        return randomDateTimeBetweenTimes(inDay, endTime);
    }

    public static DateTime randomDateTimeAfterTimeSure(DateTime inDay) {
        return randomDateTimeBetweenTimes(inDay.plusDays(1), endTime.plusDays(1));
    }

    public static DateTime randomDateTimeBeforeTime(DateTime inDay) {
        return randomDateTimeBetweenTimes(startTime, inDay);
    }

    public static DateTime randomDateTimeBeforeTimeSure(DateTime inDay) {
        return randomDateTimeBetweenTimes(startTime.minusDays(1), inDay.minusDays(1));
    }

    public static DateTime randomDateTimeBetweenTimes(DateTime inAfterDay, DateTime inBeforeDay) {
        int startYear = inAfterDay.getYear();
        int diffYear = inBeforeDay.getYear() - startYear;
        if ((diffYear + 1) <= 0) {
            int a = 1 + 2;
        }
        int newYear = startYear + rnd.nextInt(diffYear + 1);
        boolean alreadyDiffernt = false;
        int newMonth;
        if ((newYear != startYear) && (newYear != inBeforeDay.getYear())) {
            alreadyDiffernt = true;
            newMonth = 1 + rnd.nextInt(12);
        } else {
            if (diffYear == 0) {
                int startMonth = inAfterDay.getMonthOfYear();
                int diffMonth = inBeforeDay.getMonthOfYear() - startMonth;
                newMonth = startMonth + rnd.nextInt(diffMonth + 1);
            } else if (newYear == startYear) {
                int startMonth = inAfterDay.getMonthOfYear();
                int diffMonth = 12 - startMonth;
                newMonth = startMonth + rnd.nextInt(diffMonth + 1);
            } else {
                int startMonth = 1;
                int diffMonth = inBeforeDay.getMonthOfYear() - startMonth;
                newMonth = startMonth + rnd.nextInt(diffMonth + 1);
            }
        }
        int newDay;
        if (alreadyDiffernt || ((!((newMonth == inAfterDay.getMonthOfYear()) && (newYear == startYear)))
                && (!((newMonth == inBeforeDay.getMonthOfYear()) && (newYear == inBeforeDay.getYear()))))) {
            alreadyDiffernt = true;
            newDay = 1 + rnd.nextInt(28);
        } else {
            if ((startYear == inBeforeDay.getYear())
                    && (inAfterDay.getMonthOfYear() == inBeforeDay.getMonthOfYear())) {
                int startDay = inAfterDay.getDayOfMonth();
                int diffDay = inBeforeDay.getDayOfMonth() - startDay;
                newDay = startDay + rnd.nextInt(diffDay + 1);
            } else if ((newMonth == inAfterDay.getMonthOfYear()) && (newYear == startYear)) {
                int startDay = inAfterDay.getDayOfMonth();
                int diffDay = Math.max(0, 28 - startDay);
                newDay = startDay + rnd.nextInt(diffDay + 1);
            } else {
                int startDay = 1;
                int diffDay = inBeforeDay.getDayOfMonth() - startDay;
                newDay = startDay + rnd.nextInt(diffDay + 1);
            }
        }
        return new DateTime(newYear, newMonth, newDay, 12, 0, 0);
    }

    public static DateTime averageTime(DateTime inAfterDay, DateTime inBeforeDay) {
        int days = new org.joda.time.Interval(inAfterDay, inBeforeDay).toDuration().toStandardDays().getDays();
        return inAfterDay.plusDays(days / 2);
    }

    private DateTimeMaker() {
    }
}