identifier expected

import greenfoot.*;  // (World, Actor, GreenfootImage, Greenfoot and MouseInfo)

/**
 * Write a description of class soilier here.
 * 
 * @author (your name) 
 * @version (a version number or a date)
 */
public class soilier extends Actor
{

    /**
     * Act - do whatever the soilier wants to do. This method is called whenever
     * the 'Act' or 'Run' button gets pressed in the environment.
     */
    public void act()   
     
    
    {
       
         //public void delay(int 100)
    
    //if (Greenfoot.isKeyDown("space"))
    //{
    //getWorld().addObject (new shoot (), getX(), getY()-48);
    
    if (Greenfoot.isKeyDown("right"))
    {
    move(4);
    } 
    if (Greenfoot.isKeyDown("left"))
    {
     move(-4);
    }
    
    }

       public void delay(int 100)
    {
    if (Greenfoot.isKeyDown("space"))
    {
       getWorld().addObject (new shoot (), getX(), getY()-48);
    }