Here We Can See Java Program To Create Calendar Of 2020 And Any Year. When We Will Compile This Java Program On Java Compiler Then Show Calender As OutPut.
Program
package com.androidpro.in;
import java.text.DateFormatSymbols;
import java.text.MessageFormat;
import java.util.*;
public class Main {
public static void main(String args[]) throws Exception
{
printCalendar(2022, 3);
}
static void printCalendar(int year, int nCols)
{
if (nCols < 1 || nCols > 12)
throw new IllegalArgumentException("Illegal
column width.");
Calendar date = new GregorianCalendar(year, 0, 1);
int nRows = (int) Math.ceil(12.0 / nCols);
int offs =
date.get(Calendar.DAY_OF_WEEK) - 1;
int w = nCols * 24;
String[]
monthNames = new DateFormatSymbols(Locale.US).getMonths();
String[][] mons
= new String[12][8];
for (int m = 0; m < 12; m++)
{
String name = monthNames[m];
int len = 11 + name.length()
/ 2;
String format =
MessageFormat.format("%{0}s%{1}s", len, 21 - len);
mons[m][0] = String.format(format, name, "");
mons[m][1] = " Su Mo Tu
We Th Fr Sa";
int dim =
date.getActualMaximum(Calendar.DAY_OF_MONTH);
for (int d = 1; d < 43; d++)
{
boolean isDay = d >
offs && d <= offs + dim;
String entry = isDay ? String.format(" %2s", d - offs) : " ";
if (d % 7 == 1)
mons[m][2 + (d - 1) / 7] = entry;
else
mons[m][2 + (d - 1) / 7] += entry;
}
offs = (offs + dim) % 7;
date.add(Calendar.MONTH, 1);
}
System.out.printf("%" + (w / 2 + 10) + "s%n", "[Learnprograming.in]");
System.out.printf("%" + (w / 2 + 4) + "s%n%n", year);
for (int r = 0; r < nRows; r++)
{
for (int i = 0; i < 8; i++)
{
for (int c = r * nCols; c < (r + 1) * nCols
&& c < 12; c++)
{
System.out.printf(" %s", mons[c][i]);
}
System.out.println();
}
System.out.println();
}
}
}
Output
[Learnprograming.in]
2022
January February March
Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa
1 1 2 3 4 5 1 2 3 4 5
2 3 4 5 6 7 8 6 7 8 9 10 11 12 6 7 8 9 10 11 12
9 10 11 12 13 14 15 13 14 15 16 17 18 19 13 14 15 16 17 18 19
16 17 18 19 20 21 22 20 21 22 23 24 25 26 20 21 22 23 24 25 26
23 24 25 26 27 28 29 27 28 27 28 29 30 31
30 31
April May June
Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa
1 2 1 2 3 4 5 6 7 1 2 3 4
3 4 5 6 7 8 9 8 9 10 11 12 13 14 5 6 7 8 9 10 11
10 11 12 13 14 15 16 15 16 17 18 19 20 21 12 13 14 15 16 17 18
17 18 19 20 21 22 23 22 23 24 25 26 27 28 19 20 21 22 23 24 25
24 25 26 27 28 29 30 29 30 31 26 27 28 29 30
July August September
Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa
1 2 1 2 3 4 5 6 1 2 3
3 4 5 6 7 8 9 7 8 9 10 11 12 13 4 5 6 7 8 9 10
10 11 12 13 14 15 16 14 15 16 17 18 19 20 11 12 13 14 15 16 17
17 18 19 20 21 22 23 21 22 23 24 25 26 27 18 19 20 21 22 23 24
24 25 26 27 28 29 30 28 29 30 31 25 26 27 28 29 30
31
October November December
Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa Su Mo Tu We Th Fr Sa
1 1 2 3 4 5 1 2 3
2 3 4 5 6 7 8 6 7 8 9 10 11 12 4 5 6 7 8 9 10
9 10 11 12 13 14 15 13 14 15 16 17 18 19 11 12 13 14 15 16 17
16 17 18 19 20 21 22 20 21 22 23 24 25 26 18 19 20 21 22 23 24
23 24 25 26 27 28 29 27 28 29 30 25 26 27 28 29 30 31
30 31
Process finished with exit code 0
