/********************* Game of War **************************
 A stub version illustrating how to set up the classes,
 construct instances and invoke methods, from the design.
 Programmer: Glenn D. Blank
************************************************************/
import java.util.*;  //for LinkedList or ArrayList

/** Represents a playing card */
class Card   
{ public Card(int n)
  { //Stub constructor, just display its argument for now
    System.out.println("Card constructor with argument "+n);
  }
  //Card has other methods, too: see design
}

/** Represents a pile of cards as a queue */
class Pile
{ 
  private LinkedList pile;  //instance variable holds data
  //Use JDK class LinkedList or ArrayList to implement pile
  Pile()
  { pile = new LinkedList(); }  //Construct the list
  Card nextCard() 
  { Card card = (Card) pile.getFirst(); //get card from top of pile 
    pile.removeFirst();    //remove it from pile
    return card;
  }
  void putCard(Card card) //adds card to bottom of pile
  { }                   //Stub: see design for details
  boolean noMoreCards() //true if no more cards in pile
  { return true; }      //Stub: see design for details
  int size() { return 0; } //see design for details
}

/** Represents a deck of playing cards */
class Deck 
{ /** construct array of 52 Cards */
  final static int MAXCARDS=52;    //Number of cards in a deck
  public static Card deck[] = new Card[MAXCARDS];  //Construct one deck
  
  Deck()
  {  //for each n, 1 to 52, construct Card(n) and insert in deck[n]
     System.out.println("Construct Deck...");
	//shuffle deck
  }
  
  /** arrange cards into two Piles */
  void deal(Pile p1,Pile p2)
  { //for each card in deck, put every other card in one of two piles
    System.out.println("Deal cards into pile...");
  }
}

public class WarStub  
//Note: one public class per file (other classes are implicitly private
{ // execute application
   static Pile war; //a "war" pile to collect cards until someone winds a round
   //Note: Because main() is static, variable war must also be static
    
   public static void main( String args[] )
   { Deck d = new Deck();        //Create and shuffle a deck
     //Construct piles for player1 and player2 
     Pile player1 = new Pile(); 
     Pile player2 = new Pile();
     d.deal(player1,player2);   //deal cards from deck into two piles
     play(player1,player2);    //Start play: see design for details
   }

   /** Play a round of war */
   static boolean play(Pile player1,Pile player2)
   { //Note: because main() is static, play() must be static
     System.out.println("Start play...");
     return true; //boolean method must return a boolean value
   } //play()
}