我很难搞清楚为什么我的BlackJack纸牌游戏程序不会同时处理经销商和用户。如果我在buttonAction中注释掉代码的经销商部分，那么用户（底部）的工作完全正常。我注意到如果我注释掉用户部分，经销商部分（顶部）仍然无效。所以我把它缩小到我的dealDealerHand和经销商功能的设置方式。任何帮助表示赞赏。
* Project_4.java代码*
package project_4;
public class Project_4 {
public static void main(String[] args) {
Card [] deck;
int suite, face, i;
deck = new Card[52];
i = 0;
for(suite = 0; suite < 4; suite++) {
for(face = 0; face < 13; face++) {
deck[i] = new Card(face, suite);
i++;
}
}
for(i = 0; i < deck.length; i++) {
System.out.println(deck[i] + " value: " + deck[i].cardValue());
}
}
}
* GameFrame.java *
package project_4;
import java.awt.*;
import java.awt.image.*;
import java.io.*;
import javax.imageio.*;
import javax.swing.*;
import java.util.Random;
public class GameFrame extends javax.swing.JFrame {
public GameFrame() {
initComponents();
rand = new Random();
loadDeck();
loadLabels();
hand = new Card[5];
}
/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
lblCard1 = new javax.swing.JLabel();
btnDeal = new javax.swing.JButton();
lblCard2 = new javax.swing.JLabel();
lblCard3 = new javax.swing.JLabel();
lblCard4 = new javax.swing.JLabel();
lblCard5 = new javax.swing.JLabel();
lblScoreUser = new javax.swing.JLabel();
jButton1 = new javax.swing.JButton();
lblResult = new javax.swing.JLabel();
lblCard6 = new javax.swing.JLabel();
lblCard7 = new javax.swing.JLabel();
lblCard8 = new javax.swing.JLabel();
lblCard9 = new javax.swing.JLabel();
lblCard10 = new javax.swing.JLabel();
lblScoreDealer = new javax.swing.JLabel();
setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
btnDeal.setText("Deal");
btnDeal.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
btnDealActionPerformed(evt);
}
});
lblScoreUser.setText("Score: ");
jButton1.setText("New Game");
jButton1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jButton1ActionPerformed(evt);
}
});
lblScoreDealer.setText("Score: ");
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(11, 11, 11)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(lblCard1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(lblCard6, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(0, 0, Short.MAX_VALUE)
.addComponent(jButton1)
.addGap(18, 18, 18)
.addComponent(btnDeal))
.addGroup(layout.createSequentialGroup()
.addComponent(lblResult, javax.swing.GroupLayout.PREFERRED_SIZE, 210, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(lblScoreDealer, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(layout.createSequentialGroup()
.addComponent(lblCard2, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(lblCard3, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(lblCard4, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(lblCard5, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(0, 133, Short.MAX_VALUE))
.addGroup(layout.createSequentialGroup()
.addComponent(lblCard7, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(lblCard8, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(lblCard9, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(lblCard10, javax.swing.GroupLayout.PREFERRED_SIZE, 90, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(lblScoreUser, javax.swing.GroupLayout.PREFERRED_SIZE, 120, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING)
.addGroup(layout.createSequentialGroup()
.addGap(137, 137, 137)
.addComponent(lblScoreDealer, javax.swing.GroupLayout.PREFERRED_SIZE, 44, javax.swing.GroupLayout.PREFERRED_SIZE))
.addComponent(lblResult, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(lblCard10, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 153, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(lblCard6, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 153, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(lblCard7, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 153, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(lblCard8, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 153, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(lblCard9, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.PREFERRED_SIZE, 153, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED))
.addGroup(layout.createSequentialGroup()
.addGap(18, 18, 18)
.addComponent(lblScoreUser, javax.swing.GroupLayout.PREFERRED_SIZE, 44, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)))
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(lblCard5, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE)
.addComponent(lblCard2, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE)
.addComponent(lblCard3, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE)
.addComponent(lblCard4, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 153, Short.MAX_VALUE)
.addComponent(lblCard1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(btnDeal)
.addComponent(jButton1))
.addGap(23, 23, 23))
);
pack();
}// </editor-fold>
private void btnDealActionPerformed(java.awt.event.ActionEvent evt) {
dealHandDealer();
dealerLabels[j].setIcon(new ImageIcon(File.separator + "Users" + File.separator + "colteaves" + File.separator + "Documents" + File.separator + "images" + File.separator + dealerHand[j].cardAbbrevation() + ".png"));
score2 = score2 + dealerHand[j].cardValue();
lblScoreDealer.setText("Dealer Score: " + score2);
j++;
if(dealerHand[j].getFace() == 0 && (score2 + dealerHand[j].cardValue()) > 21) {
score2 = score2 - 10;
}
if(score2 > 21) {
lblResult.setText("You LOSE!");
score2 = 0;
}
dealHand();
cardLabels[i].setIcon(new ImageIcon(File.separator + "Users" + File.separator + "colteaves" + File.separator + "Documents" + File.separator + "images" + File.separator + hand[i].cardAbbrevation() + ".png"));
score = score + hand[i].cardValue();
lblScoreUser.setText("User Score: " + score);
i++;
if(hand[i].getFace() == 0 && (score + hand[i].cardValue()) > 21) {
score = score - 10;
}
if(score > 21) {
lblResult.setText("You LOSE!");
score = 0;
}
}
private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {
int k;
for(k = 0; k < hand.length; k++) {
cardLabels[k].setIcon(null);
}
i = 0;
score = 0;
lblResult.setText(" ");
loadDeck();
}
public void dealHand() {
hand[i] = dealCard();
}
public void dealHandDealer() {
dealerHand[i] = dealCardDealer();
}
public void loadDeck() {
int i = 0, j, k;
deck = new Card[52];
for(j = 0; j < 13; j++) {
for (k = 0; k < 4; k++) {
deck[i] = new Card(j, k);
i++;
}
}
}
public void loadLabels() {
int i;
cardLabels = new JLabel[5];
cardLabels[0] = lblCard1;
cardLabels[1] = lblCard2;
cardLabels[2] = lblCard3;
cardLabels[3] = lblCard4;
cardLabels[4] = lblCard5;
}
public void loadDealerLabels() {
int j;
dealerLabels = new JLabel[5];
dealerLabels[0] = lblCard6;
dealerLabels[1] = lblCard7;
dealerLabels[2] = lblCard8;
dealerLabels[3] = lblCard9;
dealerLabels[4] = lblCard10;
}
public Card dealCard() {
Card currentCard;
currentCard = deck[rand.nextInt(52)];
while(currentCard.getAvailable() == false) {
currentCard = deck[rand.nextInt(52)];
}
currentCard.setAvailable(false);
return currentCard;
}
public Card dealCardDealer() {
Card currentCard;
currentCard = deck[rand.nextInt(52)];
while(currentCard.getAvailable() == false) {
currentCard = deck[rand.nextInt(52)];
}
currentCard.setAvailable(false);
return currentCard;
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(GameFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(GameFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(GameFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(GameFrame.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new GameFrame().setVisible(true);
}
});
}
// Variables declaration - do not modify
private javax.swing.JButton btnDeal;
private javax.swing.JButton jButton1;
private javax.swing.JLabel lblCard1;
private javax.swing.JLabel lblCard10;
private javax.swing.JLabel lblCard2;
private javax.swing.JLabel lblCard3;
private javax.swing.JLabel lblCard4;
private javax.swing.JLabel lblCard5;
private javax.swing.JLabel lblCard6;
private javax.swing.JLabel lblCard7;
private javax.swing.JLabel lblCard8;
private javax.swing.JLabel lblCard9;
private javax.swing.JLabel lblResult;
private javax.swing.JLabel lblScoreDealer;
private javax.swing.JLabel lblScoreUser;
// End of variables declaration
private Card [] deck;
private Card [] hand;
private Card [] dealerHand;
private int i = 0;
private int j = 0;
private int score = 0;
private int score2 = 0;
private JLabel [] cardLabels;
private JLabel [] dealerLabels;
private Random rand;
}
*** Card.java ****
package project_4;
public class Card {
//Instance Variables
private int suite;
private int face;
private boolean available;
//Constructor
public Card(int face, int suite) {
setFace(face);
setSuite(suite);
setAvailable(true);
}
public void setSuite(int suite) {
if(suite >= 0 && suite <= 3) {
this.suite = suite;
}else {
System.out.println(suite + " is an invalid suite value.");
}
}
public void setFace(int face) {
if(suite >= 0 && suite <= 12) {
this.face = face;
}else {
System.out.println(face + " is an invalid face value.");
}
}
public void setAvailable(boolean available) {
this.available = available;
}
public int getSuite() {
return suite;
}
public int getFace() {
return face;
}
public boolean getAvailable() {
return available;
}
public String suiteText() {
String [] suites = {"diamonds", "spades", "clubs", "hearts"};
return suites[suite];
}
public String faceText() {
String [] faces = {"ace", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "jack", "queen", "king"};
return faces [face];
}
public int cardValue() {
if(face == 0) {
return 11;
}else if(face < 9) {
return face + 1;
}
return 10;
}
public String cardAbbrevation() {
return (face + 1) + suiteText().substring(0, 1);
}
public String toString() {
return faceText() + " " + suiteText();
}
}