java convert integer object to char

/**
 * @author lautturi.com 
 * Java example:  converting integer object to char in java
 */

import java.util.*;

public class Lautturi {
    
	public static void main(String[] args) {

		Integer num = 123;
		char ch1 = num.toString().charAt(0);
		char ch2 = num.toString().charAt(1);
		char ch3 = num.toString().charAt(2);
		
		System.out.println(ch1);
		System.out.println(ch2);
		System.out.println(ch3);

	}
}

output:

1
2
3