PART 1: Already completed. Need Part 2

Yahtzee project	Create a new Java Application project named Yahtzee allowing Netbeans IDE to create the main class called Yahtzee
Yahtzee class	Update main() method to do the following: Call static method System.out.println() output to the console Welcome to Yahtzee! Call static method JOptionPane.showMessageDialog() using the method signature that receives two arguments; the first argument should be null, the second argument should be explicit text Lets Play Yahtzee!
constants package	Create package constants
Constants.java	Create class Constants // Constants are declared so that: their access level modifier is public to ensure they cannot be modified they are final to allow access without instantiating an instance of the class they are static Include constants: int MAX_YAHTZEE = 4; int NUM_DICE = 5; int MAX_DIE_VALUE = 6; int ONES = 1; int TWOS = 2; int THREES = 3; int FOURS = 4; int FIVES = 5; int SIXES = 6; int THREE_KIND = 7; int FOUR_KIND = 8; int CHANCE = 9; int NUM_CATERGORY = 13; int FULL_HOUSE = 25; int SM_STRAIGHT = 30; int UPPER_BONUS = 35; int LG_STRAIGHT = 40; int YAHTZEE = 50; int YAHTZEE_BONUS = 100;
core package	Create package core
AiPlayer.java	Create class AiPlayer so that it extends class Player
Die.java	Create class Die
Game.java	Create class Game
HumanPlayer.java	Create class HumanPlayer so that it extends class Player
IPlayer.java	Create interface IPlayer
LowerSection.java	Create class LowerSection
Player.java	Create abstract class Player so that it implements interface IPlayer
Roll.java	Create class Roll
ScoreCard.java	Create class ScoreCard
UpperSection.java	Create class UpperSection
userInterface package	Create package userInterface

PART 2:

Yahtzee class
AiPlayer class	Override methods from interface IPlayer rollDice() selectCategory()
Die class	Add member variables faceValue, data type int Create getter/setter for member variable
Game class	Add member variables: gameTurn, data type int players, datatype ArrayList dice, datatype class Roll Create getter/setter for member variables
HumanPlayer class	Override methods from interface IPlayer rollDice() selectCategory()
IPlayer interface	Add method signatures so that the return type is void and the parameter list is empty rollDice selectCategory
LowerSection class	Add member variables threeKind, data type int fourKind, data type int fullHouse, data type int smStraight, data type int lgStraight, data type int yahtzee, data type int chance, data type int yahtzeeBonus, data type int totalScore, data type int Create getter/setter for member variables
Player class	Add member variables name, data type String score, data type ScoreCard Create getter/setter for member variables
Roll class	Add member variables dice, data type ArrayList Create getter/setter for member variables
ScoreCard class	Add member variables upper, data type class UppserSection lower, data type class LowerSection grandTotal, data type int Create getter/setter for member variables
UpperSection class	Add member variables aces, data type int twos, data type int threes, data type int fours, data type int fives, data type int sixes, data type int totalScore, data type int bonus, data type int total, data type int Create getter/setter for member variables