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/*
* Copyright 2019 Andy Turner, University of Leeds.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package uk.ac.leeds.ccg.generic.util;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
/**
* This predates java.time. It was developed for dynamic models that ticked
* through time. It has methods to help process dates and times and to aggregate
* data by these. It should not be confused with the identically named
* {@link uk.ac.leeds.ccg.generic.time.Generic_Time} class.
*
* @author Andy Turner
* @version 1.0.0
*/
public class Generic_Time {
public static final int SecondsInMinute = 60;
public static final int MinutesInHour = 60;
public static final int SecondsInHour = SecondsInMinute * MinutesInHour;
public static final int MilliSecondsInSecond = 1000;
public static final int MilliSecondsInHour = MilliSecondsInSecond * SecondsInHour;
/**
* The day represented by this time.
*/
private int day;
/**
* The month represented by this time.
*/
private int month;
/**
* The year represented by this time.
*/
private int year;
public Generic_Time() {
}
public Generic_Time(int day, int month, int year) {
this.day = day;
this.month = month;
this.year = year;
}
public static int getAgeInYears(Generic_Time t1, Generic_Time t0) {
if (t1.month > t0.month) {
return t1.year - t0.year;
} else {
if (t1.month == t0.month) {
if (t1.day >= t0.day) {
return t1.year - t0.year;
} else {
return t1.year - t0.year - 1;
}
} else {
return t1.year - t0.year - 1;
}
}
}
public static void printTime(long millis) {
String time;
time = getTime(millis);
System.out.println(time);
}
/**
* Converts millis to a String detailing the number of days, hours, minutes,
* seconds and milliseconds in millis.
*
* @param millis The number of millisecnds to be reported in a String form
* detailing the number of days, hours, minutes, seconds and milliseconds.
* @return A String form of millis detailing the number of days, hours,
* minutes, seconds and milliseconds for millis.
*/
public static String getTime(long millis) {
int MilliSecondsInDay = 24 * MilliSecondsInHour;
int MilliSecondsInMinute = 60000;
long millis2 = millis;
int days = 0;
while (millis2 >= MilliSecondsInDay) {
days++;
millis2 -= MilliSecondsInDay;
}
int hours = 0;
while (millis2 >= MilliSecondsInHour) {
hours++;
millis2 -= MilliSecondsInHour;
}
int minutes = 0;
while (millis2 >= MilliSecondsInMinute) {
minutes++;
millis2 -= MilliSecondsInMinute;
}
int seconds = 0;
while (millis2 >= 1000) {
seconds++;
millis2 -= MilliSecondsInSecond;
}
return "" + days + " day(s) " + hours + " hour(s) "
+ minutes + " minute(s) " + seconds + " second(s) "
+ millis2 + " millisecond(s)";
}
/**
* @return a list starting "Jan" and ending "Dec".
*/
public static ArrayList getMonths3Letters() {
ArrayList r;
r = new ArrayList<>();
r.add("Jan");
r.add("Feb");
r.add("Mar");
r.add("Apr");
r.add("May");
r.add("Jun");
r.add("Jul");
r.add("Aug");
r.add("Sep");
r.add("Oct");
r.add("Nov");
r.add("Dec");
return r;
}
/**
* In the case where month3Letters is from {@link #getMonths3Letters()} and
* month is "January" or "Jan" or "Janu" (etc.) then this will return 1.
*
* @param month A month e.g. "January" for which the index of a three letter
* version + 1 is returned.
* @param month3Letters For example see {@link #getMonths3Letters()}.
* @return An int represent the month Jan = 1, Dec = 12.
*/
public static int getMonth(String month, ArrayList month3Letters) {
return month3Letters.indexOf(month.substring(0, 3)) + 1;
}
/**
* @param monthNumber "01" to "12" representing January to December.
* @return "Jan" for monthNumber "01" ... "Dec" for monthNumber "12".
*/
public static String getMonth3Letters(
String monthNumber) {
if (monthNumber.equalsIgnoreCase("01")) {
return "Jan";
}
if (monthNumber.equalsIgnoreCase("02")) {
return "Feb";
}
if (monthNumber.equalsIgnoreCase("03")) {
return "Mar";
}
if (monthNumber.equalsIgnoreCase("04")) {
return "Apr";
}
if (monthNumber.equalsIgnoreCase("05")) {
return "May";
}
if (monthNumber.equalsIgnoreCase("06")) {
return "Jun";
}
if (monthNumber.equalsIgnoreCase("07")) {
return "Jul";
}
if (monthNumber.equalsIgnoreCase("08")) {
return "Aug";
}
if (monthNumber.equalsIgnoreCase("09")) {
return "Sep";
}
if (monthNumber.equalsIgnoreCase("10")) {
return "Oct";
}
if (monthNumber.equalsIgnoreCase("11")) {
return "Nov";
}
if (monthNumber.equalsIgnoreCase("12")) {
return "Dec";
}
return null;
}
/**
* @param monthNumber expected values 1 to 12 inclusive.
* @return "Jan" for monthNumber = 1, ..., "Dec" for monthNumber = 12. For
* any other value {@code null} is returned.
*/
public static String getMonth3Letters(
int monthNumber) {
if (monthNumber == 1) {
return "Jan";
}
if (monthNumber == 2) {
return "Feb";
}
if (monthNumber == 3) {
return "Mar";
}
if (monthNumber == 4) {
return "Apr";
}
if (monthNumber == 5) {
return "May";
}
if (monthNumber == 6) {
return "Jun";
}
if (monthNumber == 7) {
return "Jul";
}
if (monthNumber == 8) {
return "Aug";
}
if (monthNumber == 9) {
return "Sep";
}
if (monthNumber == 10) {
return "Oct";
}
if (monthNumber == 11) {
return "Nov";
}
if (monthNumber == 12) {
return "Dec";
}
return null;
}
/**
* @param month3Letters Expecting "Jan", to "Dec".
* @return For month3Letters "Jan" return "01", ..., month3Letters "Dec"
* return "12". For non recognised month3Letters return {@code null}.
*/
public static String getMonthNumber(String month3Letters) {
if (month3Letters.equalsIgnoreCase("Jan")) {
return "01";
}
if (month3Letters.equalsIgnoreCase("Feb")) {
return "02";
}
if (month3Letters.equalsIgnoreCase("Mar")) {
return "03";
}
if (month3Letters.equalsIgnoreCase("Apr")) {
return "04";
}
if (month3Letters.equalsIgnoreCase("May")) {
return "05";
}
if (month3Letters.equalsIgnoreCase("Jun")) {
return "06";
}
if (month3Letters.equalsIgnoreCase("Jul")) {
return "07";
}
if (month3Letters.equalsIgnoreCase("Aug")) {
return "08";
}
if (month3Letters.equalsIgnoreCase("Sep")) {
return "09";
}
if (month3Letters.equalsIgnoreCase("Oct")) {
return "10";
}
if (month3Letters.equalsIgnoreCase("Nov")) {
return "11";
}
if (month3Letters.equalsIgnoreCase("Dec")) {
return "12";
}
return null;
}
/**
* @param month3Letters Expecting "Jan", ..., "Dec".
* @return 1 if month3Letters is "Jan", ..., 12 if month3Letters is "Dec"
* and -1 otherwise.
*/
public static int getMonthInt(String month3Letters) {
if (month3Letters.equalsIgnoreCase("Jan")) {
return 1;
}
if (month3Letters.equalsIgnoreCase("Feb")) {
return 2;
}
if (month3Letters.equalsIgnoreCase("Mar")) {
return 3;
}
if (month3Letters.equalsIgnoreCase("Apr")) {
return 4;
}
if (month3Letters.equalsIgnoreCase("May")) {
return 5;
}
if (month3Letters.equalsIgnoreCase("Jun")) {
return 6;
}
if (month3Letters.equalsIgnoreCase("Jul")) {
return 7;
}
if (month3Letters.equalsIgnoreCase("Aug")) {
return 8;
}
if (month3Letters.equalsIgnoreCase("Sep")) {
return 9;
}
if (month3Letters.equalsIgnoreCase("Oct")) {
return 10;
}
if (month3Letters.equalsIgnoreCase("Nov")) {
return 11;
}
if (month3Letters.equalsIgnoreCase("Dec")) {
return 12;
}
return -1;
}
/**
* @param year0 The earlier times year.
* @param year1 The latter times year.
* @param month0 The earlier times month.
* @param month1 The latter times month.
* @return The difference in months calculated as year1, month1 subtract
* year0, month0.
*/
public static int getMonthDiff(int year0, int year1, int month0, int month1) {
int r = (year1 - year0) * 12;
r += month1 - month0;
return r;
}
/**
* @return Current clock date in yyyy-MM-dd format.
*/
public static String getDate() {
Calendar cal = Calendar.getInstance();
//cal.add(Calendar.DATE, 1);
SimpleDateFormat format1 = new SimpleDateFormat("yyyy-MM-dd");
String formatted = format1.format(cal.getTime());
return formatted;
}
/**
* @return Current clock date in yyyy-MM-dd HH:mm:ss format.
*/
public static String getDateAndTime() {
Calendar cal = Calendar.getInstance();
//cal.add(Calendar.DATE, 1);
SimpleDateFormat format1 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String formatted = format1.format(cal.getTime());
return formatted;
}
/**
* @return Current clock date in yyyy-MM-dd-HH format.
*/
public static String getDateAndTimeHourDir() {
Calendar cal = Calendar.getInstance();
//cal.add(Calendar.DATE, 1);
SimpleDateFormat format1 = new SimpleDateFormat("yyyy-MM-dd-HH");
String formatted = format1.format(cal.getTime());
return formatted;
}
/**
* @return A copy of {@link #day}.
*/
public int getDay() {
return day;
}
/**
* Sets {@link #day} to day.
*
* @param day The value to set {@link #day} to.
*/
public void setDay(int day) {
this.day = day;
}
/**
* @return A copy of {@link #month}.
*/
public int getMonth() {
return month;
}
/**
* Sets {@link #month} to month.
*
* @param month The value to set {@link #month} to.
*/
public void setMonth(int month) {
this.month = month;
}
/**
* @return A copy of {@link #year}.
*/
public int getYear() {
return year;
}
/**
* Sets {@link #year} to year.
*
* @param year The value to set {@link #year} to.
*/
public void setYear(int year) {
this.year = year;
}
}
