/**  
*    class representing a general monster with teeth
**/
package monsters; 

public class Monster {

    protected int teeth; // protected means inheriting classes can use directly (and rest of package too)
    
    /**  
    *   default constructor for Monster   
    **/
    public Monster() {
        teeth = 0;
    }


    /**
    * accessor for teeth
    **/
    public int getTeeth() {
        return teeth;
    }

    /**
    * mutator for teeth
    **/
    public void setTeeth(int val) {
        teeth = val;
    }

    /**  
    *    monsters eat people
    **/
    public void eat(){
        System.out.println("Eat people!");
    }

    /**  
    *    monsters make noise
    **/
    public void roar() {
        System.out.println("GRRARGH!");
    }

    /**  
    *    monsters fight!!
    **/
    public void fight(Monster other) {
        System.out.println(this + " and " + other + " are fighting!");
        roar();
        other.roar();
    }

    /**  
    *    overrides toString from Object
    *    @return 
    *       string representing this monster
    **/
    public String toString() {
        return "monster with " + getTeeth() + " teeth at " 
            + super.toString(); // user Object's toString
    }

    /**  
    *    overrides equals from Object
    *    @return 
    *       true if other is equal to this monster (same number of teeth)
    **/
    public boolean equals(Object other) {
        if (other != null
                && other instanceof Monster) {
            Monster m = (Monster)other;
            return getTeeth() == m.getTeeth();
        }
        return false;
    }

}