package main.java; /** * Created by neeraj.bhatnagar on 1/12/2017. */ public class WrapperClass { public static void main(String[] args) { //Primitive data types in java. boolean data; int data1; double data2; char data3; short data4; long data5; float data6; byte data7; data = true; Boolean a = Boolean.valueOf(data); Boolean b = data; System.out.println(a+ " " + b); data1 = 20; Integer i = Integer.valueOf(data1); Integer j = data1; System.out.println(data1 + " "+i + " " + j ); data2 = 5609; Double k = Double.valueOf(data2); Double l = data2; System.out.println(data2 + " " + k + " " + l); } }