// purpose: provide some delaying tactics

import java.util.*;

public class Pause {

    // method untilReady(): wait for user
    public static void untilReady() {
        Scanner stdin = new Scanner( System.in );
        System.out.print( "\nHit enter when ready: " );
        String reply = stdin.nextLine();
        System.out.println();
    }

    // method moment(): pauses for a two-fifths of a second
    public static void moment( ) {
        try {
            Thread.sleep( 400 );
        }
        catch ( InterruptedException e ) {
        }
    }

    // method seconds(): pauses for s seconds`
    public static void seconds( int s ) {
        try {
            Thread.sleep( s* 1000 );
        }
        catch ( InterruptedException e ) {
        }
    }

    // method milliseconds(): pauses for s milliseconds`
    public static void milliseconds( int s ) {
        try {
            Thread.sleep( s );
        }
        catch ( InterruptedException e ) {
        }
    }

    // method second(): pauses for a second
    public static void second( ) {
        Pause.seconds( 1 );
    }
}