java blackjack program

can somebody help me out, i need to know what topics are included in the program +methods etc..
import java.awt.Graphics;
import java.awt.Image;
import java.util.Random;
import java.awt.*;
import java.awt.event.*;

public class BJ16 extends java.applet.Applet implements ActionListener
{
Label label1=new Label("Dealer");
Label label2=new Label("$1000");
Label label3=new Label("Player");
Label label4=new Label("$1000");
Label label5=new Label(" Pot ");
Label label6=new Label(" $0 ");
Label label7=new Label(" ");
Button button1 = new Button("Deal");
Button button2 = new Button("Hit me");
Button button3 = new Button("Hold");
Image [] Player1pic= new Image [6] ;
Image [] Player2pic= new Image [5] ;
int [] hearts = new int [13]; // this does an array
int [] diamonds = new int [13];
int [] clubs = new int [13];
int [] spades = new int [13];
String card=" ";
int [] Player1=new int[5];
int [] Player2=new int[5];
String [] Player1Cards=new String[5];
String [] Player2Cards=new String[5];
String [] Player1Suit = new String[2];
String [] Player2Suit = new String[2];
int endGame=0; //variable used to signify if the game is over so that the dealers face down card should be turned or not
String suit=" ";
String value=" ";
Random Generate1= new Random();
int x;
int y;
int OK=1;
int p=0;
int d=0;
int PlayerCash=1000;
int DealerCash=1000;
int PotCash=0;
int GameStarted=0;
int playerTotal; //the total of the cards held by player
int dealerTotal; //the total of the cards held by dealer
int count=0;
int ii=0;

public void init()
{
add(label1);
add(label2);
add(label3);
add(label4);
add(label5);
add(label6);
add(label7);
add(button1);
add(button2);
add(button3);
button1.addActionListener(this);
button2.addActionListener(this);
button3.addActionListener(this);
}
public String card_maker() //returns a possible card string (picture file)
{//variables in init are not sent down to here
y=(int)(Generate1.nextDouble()*13)+1;
x=(int)(Generate1.nextDouble()*4)+1; //4because 4 suits
//******************************************************
if (x==1)
suit="H"; //suit is hearts
if (x==2)
suit="D"; //suit is diamonds
if (x==3)
suit="C"; //suit is clubs
if (x==4)
suit="S"; //suit is spades
if(y==1)
value="01";
if(y==2)
value="02";
if(y==3)
value="03";
if(y==4)
value="04";
if(y==5)
value="05";
if(y==6)
value="06";
if(y==7)
value="07";
if(y==8)
value="08";
if(y==9)
value="09";
if(y==10)
value="10";
if(y==11)
value="11";
if(y==12)
value="12";
if(y==13)
value="13";
card=suit+value + ".gif";
return card;
}
public int notAlreadyPicked() //selects a unique card
{

if (suit=="C")
{
if (clubs[y-1] != 1)//this card is a good choice
{
clubs[y-1] =1;
OK =1;
}
else
{
OK=0;
}
}
if (suit=="H")
{
if (hearts[y-1] != 1) //this card is a good choice
{
hearts[y-1] =1;
OK =1;
}
else
{
OK=0;
}
}
if (suit=="S")
{
if (spades[y-1] != 1) //this card is a good choice
{
spades[y-1] =1;
OK =1;
}
else
{
OK=0;
}
}
if (suit=="D")
{
if (diamonds[y-1] != 1) //this card is a good choice
{
diamonds[y-1] =1;
OK =1;
}
else
{
OK=0;
}
}
return OK;
}
public void paint(Graphics screen)
{ label1.setBackground(Color.white);
label2.setBackground(Color.white);
label3.setBackground(Color.white);
label4.setBackground(Color.white);
label5.setBackground(Color.white);
label6.setBackground(Color.white);

label1.setLocation(62, 160);
label2.setLocation(65, 190); //dealer cash
button1.setLocation (120, 190);
button2.setLocation (168, 200);
button3.setLocation (223, 190);
label3.setLocation(273, 160);
label4.setLocation(276, 190); //player cash
label5.setLocation(175, 140);
label6.setLocation(175, 168); //pot cash
label7.setLocation(170, 120); //win/lose label
int iWidth, iHeight;
iWidth =71 ;//71 pixelsPlayer1pic[0].getWidth(this);
iHeight=96; //96 pixelsPlayer1pic[0].getHeight(this);
int xPos=0;
for (int i=0; i<p; i++) //player is Player2
{
screen.drawImage(Player2pic[i], i*(iWidth+10), 250, this);
}
for (int i=0; i<d; i++) //dealer is Player1
{
if (endGame==1)
screen.drawImage(Player1pic[i], i*(iWidth+10),10, this);
if (endGame==0)
{
if (i==0)
screen.drawImage(Player1pic[5], i*(iWidth+10),10, this);
if (i != 0)
screen.drawImage(Player1pic[i], i*(iWidth+10),10, this);
}
}
}
public void Reshuffle() //can only go 5 times without zeroing things
{
for (int i=0; i<5;i++)
{
clubs[i]=0;
spades[i]=0;
diamonds[i]=0;
hearts[i]=0;
}
}
public void actionPerformed(ActionEvent event)
{
Object source = event.getSource();

int i=0;
if (source==button1) //deal button
{ //********************
reset();
for ( i=0; i<5; i++) //picks 5 unique cards for player1 or dealer
{
do
{
card=card_maker(); //calls the next method card_maker
OK=notAlreadyPicked();

}while(OK == 0);
Player1pic[i] = getImage(getCodeBase(),card); //mypic does make it to repaint
Player1[i]=y; //new gives dealer his cards
Player1Cards[i]=card;
Player1pic[5]=getImage(getCodeBase(),"back.gif");
if (i<2) //need to record suit of first 2 cards to see if Black Jack occurs
Player1Suit[i]=suit;
}
for (i=0; i<5; i++) //picks 5 unique cards for player2 or the player
{
do
{
card=card_maker(); //calls the next method card_maker
OK=notAlreadyPicked();

}while(OK == 0);
Player2pic[i] = getImage(getCodeBase(),card);
Player2[i]=y; //new gives player his cards....mistake made earlier here
Player2Cards[i]=card;

if (i<2) //need to record suit of first 2 cards to see if Black Jack occurs
Player2Suit[i]=suit;
}
//********************
if (GameStarted==0)
{
//System.out.println("In If");
GameStarted=1;
PlayerCash=PlayerCash-50;
DealerCash=DealerCash-50;
PotCash=100;
label4.setText((String.valueOf(PlayerCash))); //correctly converts an int to a String
label2.setText((String.valueOf(DealerCash)));
label6.setText((String.valueOf(PotCash)));
//************checks for player black jack
if ((Player2[0]==1 && Player2[1]==11) ||(Player2[0]==11 && Player2[1]==1)) //if an ace and a jack dealt
{

if ((Player2Suit[0].equals("S") && Player2[0]==11) || (Player2Suit[1].equals("S")&& Player2[1]==11)) //if the jack is black
{
label7.setText("You Win");
PlayerCash=PlayerCash+100;
PotCash=0;
label4.setText(String.valueOf(PlayerCash));
label6.setText((String.valueOf(PotCash)));
}

if ((Player2Suit[0].equals("C")&& Player2[0]==11) || (Player2Suit[1].equals("C")&& Player2[1]==11)) //if the jack is black
{

label7.setText("You Win");
PlayerCash=PlayerCash+100;
PotCash=0;
label4.setText(String.valueOf(PlayerCash));
label6.setText((String.valueOf(PotCash)));
}
}
//************end check for player black jack
//checks for dealer black jack*******************
if ((Player1[0]==1 && Player1[1]==11) ||(Player1[0]==11 && Player1[1]==1)) //if ace and jack dealt
{

if ((Player1Suit[0].equals("S") && Player1[0]==11) || (Player1Suit[1].equals("S")&& Player1[1]==11)) //if jack is black //if jack is black
{
label7.setText("I Win");
DealerCash=DealerCash+100;
PotCash=0;
label2.setText((String.valueOf(DealerCash)));
label6.setText((String.valueOf(PotCash)));
}
if ((Player1Suit[0].equals("C")&& Player1[0]==11) || (Player1Suit[1].equals("C")&& Player1[1]==11)) //if jack is black
{
label7.setText("I Win");
DealerCash=DealerCash+100;
PotCash=0;
label2.setText((String.valueOf(DealerCash)));
label6.setText((String.valueOf(PotCash)));
}
label4.setText((String.valueOf(PlayerCash))); //correctly converts an int to a String
}
//************end check for dealer black jack
p=2; //gives player 2 cards
d=2; //gives dealer 2 cards
//*****************//scores the cards of the player
int tempTotal=0;
int tempVal=0;
int numAces=0;
for ( i=0; i<2; i++)
{
if (Player2[i]==1)
{
tempVal=11;
numAces=numAces+1; //counts the number of aces to adjest scores later
}
if (Player2[i]>9)
tempVal=10;
if ((Player2[i]>1) && (Player2[i]<10))
tempVal=Player2[i];

tempTotal=tempTotal +tempVal; //player2 is the player, player1 the dealer


}
playerTotal=tempTotal;
}

repaint();
}
if (source==button2) //hit me button
{
int tempTotal=0;
int tempVal=0;
int numAces=0;
if (p<6)
{
//***********correctly scores the cards on each hit
if (p<6) //by using if statement says player can only get a total of 5 cards
{
p=p+1;
}
for (i=0; i<p; i++)
{
if (Player2[i]==1)
{
tempVal=11;
numAces=numAces+1; //counts the number of aces to adjest scores later
}
if (Player2[i]>9)
tempVal=10;
if ((Player2[i]>1) && (Player2[i]<10))
tempVal=Player2[i];
tempTotal=tempTotal +tempVal; //player2 is the player, player1 the dealer
if (tempTotal>21 && numAces>0) //if total is over 21 checks to see if any aces
{
for (int a =0; a<numAces; a++)
{ //loop counts aces as 1 if sum of cards over 21
tempTotal=tempTotal-10; //says if gone over 21 with aces counting 11 each, take 10 off and count then as 1
numAces=numAces-1; //if over and deduct 10, can't do it again so also permanently deduct the ace
if (tempTotal <22) //
break;
}
}

}
playerTotal=tempTotal;
if (tempTotal>21)
{
label7.setText("You Win");
}
if (tempTotal<22) //player gets 21 wins
label7.setText(String.valueOf(playerTotal));
if (p==5 && tempTotal<22) //player gets 5 cards wins...works
{
label7.setText("I Win");
}
if (label7.getText().equals("You Win"))
PlayerCash=PlayerCash + 100;
if (label7.getText().equals("I Win"))
DealerCash=DealerCash + 100;
if (label7.getText().equals("You Win") || label7.getText().equals("I Win") )
{
label7.setText("");
PotCash=0;
reset();
}
label4.setText((String.valueOf(PlayerCash))); //correctly converts an int to a String
label2.setText((String.valueOf(DealerCash)));
label6.setText((String.valueOf(PotCash)));
//**********************end scoringCheckTotal(p);
}
repaint(); //runs the entire paint command again!!!!
}
if (source==button3) //hold button
{
endGame=1;
dealerTotal=Player1[0]+Player1[1];
if (Player1[0]==1 && Player1[1]!=1) //needed to do the while loop in the case the dealer has an ace(s)
dealerTotal=11+Player1[1];
if (Player1[0]!=1 && Player1[1]==1)
dealerTotal=11+Player1[0];
if (Player1[0]==1 && Player1[1]==1)
dealerTotal=11+1;
int tempTotal;
int tempVal;
int numAces;
while(dealerTotal<16)
{
tempTotal=0;
tempVal=0;
numAces=0;
if (d<6)
{
//***********correctly scores the cards on each hit
if (d<6) //by using if statement says player can only get a total of 5 cards
{
d=d+1;
}
for ( i=0; i<d; i++)
{
if (Player1[i]==1)
{
tempVal=11;
numAces=numAces+1; //counts the number of aces to adjest scores later
}
if (Player1[i]>9)
tempVal=10;
if ((Player1[i]>1) && (Player1[i]<10))
tempVal=Player1[i];
tempTotal=tempTotal +tempVal; //player2 is the player, player1 the dealer
if (tempTotal>21 && numAces>0) //if total is over 21 checks to see if any aces
{
for (int a =0; a<numAces; a++)
{ //loop counts aces as 1 if sum of cards over 21
tempTotal=tempTotal-10; //says if gone over 21 with aces counting 11 each, take 10 off and count then as 1
numAces=numAces-1; //if over and deduct 10, can't do it again so also permanently deduct the ace
if (tempTotal <22) //
break;
}
}

}
dealerTotal=tempTotal;
}
//**********************end scoringCheckTotal(p);
}
if (dealerTotal>21)
{
label7.setText("You Win");
}
if (dealerTotal>=playerTotal && dealerTotal < 22) //event of a tie the dealer wins
{
label7.setText("I Win");
}
if (dealerTotal<playerTotal && dealerTotal < 22) //event of a tie the dealer wins
{
label7.setText("You Win");
}
if (d==5 && dealerTotal<22) //player gets 5 cards wins...works
{
label7.setText("I Win");
}

if (label7.getText().equals("You Win"))
PlayerCash=PlayerCash + 100;
if (label7.getText().equals("I Win"))
DealerCash=DealerCash + 100;
label4.setText((String.valueOf(PlayerCash))); //correctly converts an int to a String
label2.setText((String.valueOf(DealerCash)));
label6.setText((String.valueOf(PotCash)));
label7.setText("");
repaint(); //runs the entire paint command again!!!!
}
}
public void reset()
{
p=0;
d=0;
x=0;
y=0;
OK=1;
p=0;
d=0;
PotCash=0;
GameStarted=0;
playerTotal=0; //the total of the cards held by player
dealerTotal=0; //the total of the cards held by dealer
count=0;
endGame=0;
label7.setText("");
//******************************************************
}
}