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| package test.birthdays;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
public class Birthdays {
public static void main(String[] args) {
ArrayList<Friends> arr = new ArrayList<Friends>();
Date d = new Date();
Calendar cal = Calendar.getInstance();
Birthday b;
cal.set(1982, 1, 15);
d = cal.getTime();
arr.add(new Friends("Игорь", "Биг", d));
cal.set(1980, 8, 11);
d = cal.getTime();
arr.add(new Friends("Вова", "Уткин", d));
for (Friends item : arr) {
b = item.setBir();
System.out.println(item.name + " " + item.sirname);
String s = String.format("Дата рождения: %tA, %td, %tB, %tY", d, d, d, d);
System.out.println(s);
SimpleDateFormat sdf = new SimpleDateFormat("EEEE, d MMMMM yyyy");
System.out.println("Следующий ДР будет: " + sdf.format(b.findDateOfBirthday()));
if (b.findDateOfBirthdayWeekend())
System.out.println("Следующий ДР приходится на выходные");
else
System.out.println("Следующий ДР не приходится на выходные");
System.out.println("До следующего ДР остается " + b.findDaysBefDateOfBirthday() + "дней");
System.out.println("Возраст друга - " + b.findAge() + " лет");
b.findAgeInMonthsAndDays();
System.out.println("Возраст друга в днях: " + b.findAgeInDays());
}
}
}
import java.util.Date;
public class Friends {
public String name;
public String sirname;
private final Date d1;
public Birthday b;
public Friends(String name, String sirname, Date d) {
this.name = name;
this.sirname = sirname;
d1 = d;
}
public Birthday setBir() {
b = new Birthday(d1);
return b;
}
}
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
public class Birthday {
private final Date d1;
public Birthday(Date dp1){
d1 = dp1;
}
public Date getDateOfBirthday(){
return d1;
}
public Date findDateOfBirthday(){
Calendar cal1 = Calendar.getInstance();
Calendar cal2 = Calendar.getInstance();
cal1.setTime(d1);
cal1.set(Calendar.YEAR, cal2.get(Calendar.YEAR));
if (cal1.before(cal2))
cal1.set(Calendar.YEAR, cal1.get(Calendar.YEAR) + 1);
return cal1.getTime();
}
public boolean findDateOfBirthdayWeekend(){
Date d2 = new Date();
Date d3 = d1;
Calendar cal1 = Calendar.getInstance();
cal1.setTime(findDateOfBirthday());
cal1.get(Calendar.DAY_OF_WEEK);
if (cal1.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY || cal1.get(Calendar.DAY_OF_WEEK) == Calendar.SATURDAY){
return true;
}
return false;
}
public long findDaysBefDateOfBirthday(){
Date now = new Date();
Date nb = findDateOfBirthday();
long days = nb.getTime() - now.getTime();
//System.out.println("ПРОВЕРКА days = " + days);
days = days / 1000 / 60 / 60 / 24 + 1;
return days;
}
public int findAge(){
Date d2 = new Date();
Calendar cal3 = Calendar.getInstance();
Calendar cal4 = Calendar.getInstance();
cal3.setTime(d2);
int thisYear = cal3.get(Calendar.YEAR);
cal4.setTime(d1);
int birYear = cal4.get(Calendar.YEAR);
int age = thisYear - birYear;
cal4.set(Calendar.YEAR, cal3.get(Calendar.YEAR));
if (cal4.after(cal3))
age--;
return age;
}
public void findAgeInMonthsAndDays() {
int razn_m, razn_d = 0;
Date d2 = new Date();
Calendar cal1 = Calendar.getInstance();
Calendar cal2 = Calendar.getInstance();
cal1.setTime(d1);
cal1.set(Calendar.YEAR, cal2.get(Calendar.YEAR));
if (cal1.before(cal2)) {
razn_m = cal2.get(Calendar.MONTH) - cal1.get(Calendar.MONTH) - 1;
if (cal1.get(Calendar.DAY_OF_MONTH) < cal2.get(Calendar.DAY_OF_MONTH)) {
razn_m = razn_m + 1;
razn_d = cal2.get(Calendar.DAY_OF_MONTH) - cal1.get(Calendar.DAY_OF_MONTH);
System.out.println("Этому человеку " + findAge() + " лет " + razn_m + " месяцев " + razn_d + " дней");
}
else if (cal1.get(Calendar.DAY_OF_MONTH) > cal2.get(Calendar.DAY_OF_MONTH)) {
switch (cal1.get(Calendar.MONTH)){
case 0:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 1:{
if ((cal1.get(Calendar.YEAR) % 4 == 0) && (cal1.get(Calendar.YEAR) % 100 != 0 || cal1.get(Calendar.YEAR) % 400 == 0)) {
razn_d = 29 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
}
else
razn_d = 28 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 2:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 3:{
razn_d = 30 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 4:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 5:{
razn_d = 30 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 6:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 7:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 8:{
razn_d = 30 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 9:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 10:{
razn_d = 30 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 11:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
}
System.out.println("Этому человеку " + findAge() + " лет " + razn_m + " месяцев " + razn_d + " дней");
}
else {
razn_m = razn_m + 1;
System.out.println("Этому человеку " + findAge() + " лет " + razn_m + " месяцев " + 0 + " дней");
}
}
else {
razn_m = 12 - (cal1.get(Calendar.MONTH) - cal2.get(Calendar.MONTH)) - 1;
if (cal2.get(Calendar.DAY_OF_MONTH) < cal1.get(Calendar.DAY_OF_MONTH)) {
//razn_d = cal1.get(Calendar.DAY_OF_MONTH) - cal2.get(Calendar.DAY_OF_MONTH);
switch (cal1.get(Calendar.MONTH)){
case 0:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 1:{
if ((cal1.get(Calendar.YEAR) % 4 == 0) && (cal1.get(Calendar.YEAR) % 100 != 0 || cal1.get(Calendar.YEAR) % 400 == 0)) {
razn_d = 29 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
}
else
razn_d = 28 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 2:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 3:{
razn_d = 30 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 4:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 5:{
razn_d = 30 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 6:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 7:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 8:{
razn_d = 30 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 9:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 10:{
razn_d = 30 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
case 11:{
razn_d = 31 - cal1.get(Calendar.DAY_OF_MONTH) + cal2.get(Calendar.DAY_OF_MONTH);
break;}
}
System.out.println("Этому человеку " + findAge() + " лет " + razn_m + " месяцев " + razn_d + " дней");
}
else if (cal2.get(Calendar.DAY_OF_MONTH) > cal1.get(Calendar.DAY_OF_MONTH)) {
razn_m = razn_m + 1;
razn_d = cal2.get(Calendar.DAY_OF_MONTH) - cal1.get(Calendar.DAY_OF_MONTH);
System.out.println("Этому человеку " + findAge() + " лет " + razn_m + " месяцев " + razn_d + " дней");
}
else {
razn_m = razn_m + 1;
System.out.println("Этому человеку " + findAge() + " лет " + razn_m + " месяцев " + 0 + " дней");
}
}
}
public long findAgeInDays(){
Date d2 = new Date();
long days = d2.getTime() - d1.getTime();
days = days / 1000 / 60 / 60 / 24 + 1;
return days;
}
public void getDateOfBirsday(){
SimpleDateFormat sdf = new SimpleDateFormat("День рождения dd MMMM yyyy");
System.out.println(sdf.format(d1));
}
public void getNextDateOfBirsday(){
Date d2 = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("День рождения будет dd.MM.yyyy");
Calendar cal5 = Calendar.getInstance();
Calendar cal6 = Calendar.getInstance();
cal5.setTime(d1);
cal5.set(Calendar.YEAR, cal6.get(Calendar.YEAR));
if (cal5.before(cal6)) {
cal5.set(Calendar.YEAR, cal6.get(Calendar.YEAR) + 1);
System.out.println(sdf.format(cal5.getTime()));
}
else
System.out.println(sdf.format(cal5.getTime()));
}
} |
