如何用java制作小游戏

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import javax.swing.Icon;import javax.swing.JOptionPane;public class CaiShuZi4JOptionPane {    /**     * @param args     */    public static void main(String[] args) {        Icon icon = null;        boolean bl = false;        int put = 0;        int c = (int) (((Math.random())*100)+1);  //获取一个1-100的随机数        System.out.println("你获取的随机数是："+c);  //打印你的随机数字                                                                          String str1  = (String) JOptionPane.showInputDialog(null,"请输入你的猜测数字(1-100)：\n","猜数字游戏",JOptionPane.PLAIN_MESSAGE,icon,null,"在这输入"); //第一次输入你的猜测数字                                                                              if(str1==null){            JOptionPane.showMessageDialog(null, "你已经取消了本次游戏"); //如果你点取消那么本次游戏结束        }else{            bl = num(str1);  //判断是输入的是不是数字或者是整数            if(true==bl){      //如果是数字的话进入与随机数比较的程序            System.out.println("你输入的数字是："+str1);  //打印你输入的数字             put = Integer.valueOf(str1);                                                                                   for(int i = 4;i > 0;i--){    //i是你可以猜测的次数                 if(put==c){                    JOptionPane.showMessageDialog(null, "恭喜你猜对了，正确答案是:"+c+"。");  //如果你猜对了就直接结束循环                    break;                 }else if(put>c){  //如果输大了就让你再次从新输入                     str1  = (String) JOptionPane.showInputDialog(null,"你的输入过大。你还有"+i+"次机会，请重新输入：\n","猜数字游戏",JOptionPane.PLAIN_MESSAGE,icon,null,"在这输入");                     if(str1==null){                         JOptionPane.showMessageDialog(null, "你已经取消了本次输入");                         break;                        }else{                             bl =num(str1);                               if(true==bl){                                  put = Integer.valueOf(str1);                                }else{                                   JOptionPane.showMessageDialog(null, "你的输入不正确，请重新输入");                                }                        }                 }else if(put<c){  //如果你输小了也让你从新输入                    str1  = (String) JOptionPane.showInputDialog(null,"你的输入过小。你还有"+i+"次机会，请重新输入：\n","猜数字游戏",JOptionPane.PLAIN_MESSAGE,icon,null,"在这输入");                     if(str1==null){                         JOptionPane.showMessageDialog(null, "你已经取消了本次输入");                         break;                        }else{                            bl =num(str1);                           if(true==bl){                             put = Integer.valueOf(str1);                           }else{                                JOptionPane.showMessageDialog(null, "你的输入不正确，请重新输入");                            }                      }                }            }                                                                                                                                                        }else if(bl==false){   //这个 是你第一次如果填写的不是数字的话也会结束本次游戏            JOptionPane.showMessageDialog(null, "请您下次按要求填写。本次游戏结束");        }        if(true==bl && c!=put){  //如果你i次都没猜对，那么就直接告诉你这个数十什么                 JOptionPane.showMessageDialog(null, "很遗憾你没能猜对，这个数字是："+c+".");         }                                                                                }                                                                           }                                                                      public  static boolean num(String value){  //一个静态方法，判断你输入的是不是数字       try {        Integer.parseInt(value);        return true;        } catch (Exception e) {        return false;        }                                                                        }}

前天写的猜数字游戏，yong i控制猜测次数，有详细解析，用黑窗口可以直接运行，