Java tutorial
import java.io.Console; import java.io.IOException; public class Main { public static void main(String[] args) throws IOException { Console cons = System.console(); if (cons == null) { System.out.println("Console is null"); System.exit(-1); } else { System.out.println("Enter text, or \"z\" to exit:"); while (true) { char c = (char) cons.reader().read(); System.out.println("" + c); if (c == 'z') { System.exit(0); } } } } }