system.in example in java
package com.mkyong.io;
import java.util.Scanner;
public class JavaScanner {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
String input = "";
while (!"q".equalsIgnoreCase(input)) {
System.out.print("Enter something (q to quite): ");
input = scanner.nextLine();
System.out.println("input : " + input);
}
System.out.println("bye bye!");
}
}