java input

import java.util.*;
import java.io.*;

class Main{
    public static void main(String args[]) throws IOException{
        // creating input handler objects
        Scanner sc = new Scanner(System.in);
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

        // creating variables
        int choice=0;
        String input="";

        while (true) {
            System.out.println("1. Console Input");
            System.out.println("2. Scanner Input");
            System.out.println("3. BufferReader Input");
            System.out.println("4. DataInputStream Input");
            System.out.println("5. Exit");
            System.out.print("\nEnter choice : ");
            choice = sc.nextInt();

            if (choice == 1) {
                System.out.print("Enter something : ");
                input = System.console().readLine();
                System.out.println(input);
            }
            else if (choice == 2) {
                System.out.print("Enter something : ");
                sc.nextLine();
                input = sc.nextLine();
                System.out.println(input);
            }
            else if (choice == 3){
                System.out.print("Enter something : ");
                input = reader.readLine();
                System.out.println(input);
            }

            System.out.println();
        }
    }
}