目录
主程序
1 package com.xiangmu.chaoshihuiyuan.text; 2 /** 3 * 超市会员管理系统-测试类 4 * 使用序列化和反序列化 5 * 把会员资料保存在本地 6 */ 7 8 public class Test { 9 public static void main(String[] args) { 10 new Yewu().start(); 11 } 12 }
序列化
1 package com.xiangmu.chaoshihuiyuan.text; 2 3 import java.io.FileNotFoundException; 4 import java.io.FileOutputStream; 5 import java.io.IOException; 6 import java.io.ObjectOutputStream; 7 8 /** 9 * 把对象序列化 10 */ 11 public class Xuliehua { 12 13 public void xuliehua(int kahao,Huiyuan1 hy){ 14 ObjectOutputStream oos=null; 15 FileOutputStream fos=null; 16 try { 17 fos=new FileOutputStream("c:\\kkk\\zhanghao\\"+kahao+".txt"); 18 oos=new ObjectOutputStream(fos); 19 oos.writeObject(hy); 20 } catch (FileNotFoundException e) { 21 e.printStackTrace(); 22 } catch (IOException e) { 23 e.printStackTrace(); 24 }finally { 25 try { 26 oos.close(); 27 fos.close(); 28 } catch (IOException e) { 29 e.printStackTrace(); 30 } 31 } 32 } 33 }
反序列化
1 package com.xiangmu.chaoshihuiyuan.text; 2 3 import java.io.FileInputStream; 4 import java.io.FileNotFoundException; 5 import java.io.IOException; 6 import java.io.ObjectInputStream; 7 8 /** 9 * 反序列化 10 */ 11 public class Fanxuliehua { 12 //反序列化方法,返回会员 13 public Huiyuan1 fanxuliehua(int kahao){ 14 Huiyuan1 huiyuan=null; 15 ObjectInputStream ois=null; 16 FileInputStream fis=null; 17 try { 18 fis=new FileInputStream("c:\\kkk\\zhanghao\\"+kahao+".txt"); 19 ois=new ObjectInputStream(fis); 20 huiyuan=(Huiyuan1)ois.readObject(); 21 22 } catch (FileNotFoundException e) { 23 e.printStackTrace(); 24 } catch (IOException e) { 25 e.printStackTrace(); 26 } catch (ClassNotFoundException e) { 27 e.printStackTrace(); 28 } finally { 29 try { 30 ois.close(); 31 fis.close(); 32 } catch (IOException e) { 33 e.printStackTrace(); 34 } 35 } 36 return huiyuan; 37 } 38 }
业务类
1 package com.xiangmu.chaoshihuiyuan.text; 2 /** 3 * 业务类 4 */ 5 6 import util.Time; 7 import util.Yanzhengma; 8 9 import java.io.File; 10 import java.util.*; 11 12 public class Yewu { 13 Scanner sc = new Scanner(System.in); 14 Xuliehua xlh=new Xuliehua();//创建序列化对象 15 Fanxuliehua fxlh=new Fanxuliehua();//创建反序列化对象 16 File file=null; 17 Huiyuan1 hy1=null; 18 19 20 // Map<Integer, Huiyuan> map = new HashMap<>(); 21 Random rd = new Random(); 22 int skahao=0; 23 24 25 boolean flg1 = true; 26 boolean flg2 = true; 27 boolean flg3 = true; 28 int num; 29 String mima; 30 String mima1; 31 String mima2; 32 33 34 //开始 35 public void start() { 36 int a = 0; 37 int b = 0; 38 String coo1; 39 System.out.println("---------欢迎进入超市会员管理系统-------"); 40 do { 41 System.out.println("---------------------------------------"); 42 System.out.println("1.开卡\t2.登录\t3.退出"); 43 System.out.println("---------------------------------------"); 44 System.out.print("请选择:"); 45 46 coo1 = sc.next(); 47 48 switch (coo1) { 49 case "1": 50 //开卡 51 kaika(); 52 break; 53 case "2": 54 //登录 55 denglu(); 56 57 while (flg2) { 58 String coo2; 59 System.out.println("---------------------------------------------------------------"); 60 System.out.println("1.积分查询\t2.积分累计\t3.积分兑换\t4.修改密码\t5.回到首页\t6.退出"); 61 System.out.println("---------------------------------------------------------------"); 62 System.out.print("请选择:"); 63 64 coo2= sc.next(); 65 66 switch (coo2) { 67 case "1": 68 //查询 69 chaxun(); 70 break; 71 case "2": 72 //累计 73 if (leiji()) { 74 System.out.println("积分累计成功"); 75 } else { 76 System.out.println("积分累计失败"); 77 } 78 break; 79 case "3": 80 //兑换 81 if (duihuan()) { 82 System.out.println("积分兑换成功"); 83 } else { 84 System.out.println("积分兑换失败"); 85 } 86 break; 87 case "4": 88 //修改 89 xiugai(); 90 91 break; 92 case "5": 93 System.out.println("回到首页!"); 94 flg1 = true; 95 flg2 = false; 96 break; 97 case "6": 98 System.out.println("谢谢使用"); 99 flg1=false; 100 flg2=false; 101 break; 102 default: 103 System.out.println("输入错误,请重新输入"); 104 flg1 = false; 105 break; 106 } 107 } 108 break; 109 case "3": 110 flg1 = false; 111 System.out.println("谢谢使用"); 112 break; 113 default: 114 System.out.println("输入错误,请重新输入"); 115 116 break; 117 } 118 } while (flg1); 119 } 120 121 //开卡 122 Huiyuan1 hy=null; 123 public void kaika() { 124 hy = new Huiyuan1(); 125 System.out.print("请输入注册姓名:"); 126 hy.setName(sc.next()); 127 int a = 0; 128 while (a == 0) { 129 System.out.print("请输入密码:"); 130 mima1 = sc.next(); 131 while (mima1.length() < 6) { 132 System.out.print("密码不能小于6位,请重新输入:"); 133 mima1 = sc.next(); 134 } 135 System.out.print("请再一次输入密码:"); 136 mima2 = sc.next(); 137 if (mima2.equals(mima1)) { 138 System.out.print("会员注册成功!"); 139 hy.setMima(mima1); 140 a = -1; 141 } else { 142 System.out.println("两次输入密码不一致,请重新输入"); 143 } 144 } 145 System.out.println("系统赠送您100积分!"); 146 hy.setJifen(100); 147 //卡号 148 int kahao = kahao(); 149 hy.setKahao(kahao); 150 System.out.println("您的会员卡号是:" + kahao); 151 hy.setRiqi(new Time().time()); 152 // map.put(kahao,hy); 153 xlh.xuliehua(kahao,hy);//把会员序列化 154 155 } 156 157 158 //随机生成卡号 159 public int kahao() { 160 Random rd = new Random(); 161 file=new File("c:\\kkk\\zhanghao\\"+num+".txt"); 162 num = rd.nextInt(99999999); 163 // while (num < 10000000||map.containsKey(num)) { 164 while(num<10000000||file.exists()){ 165 num = rd.nextInt(99999999); 166 } 167 return num; 168 169 } 170 171 //登录验证 172 public void denglu() { 173 174 Scanner sc=new Scanner(System.in); 175 do { 176 System.out.print("请输入卡号:"); 177 try{ 178 skahao = sc.nextInt(); 179 }catch (InputMismatchException e){ 180 System.err.println("请正确输入卡号"); 181 e.printStackTrace(); 182 flg2 = false; 183 break; 184 } 185 Huiyuan1 huiyuan1=fxlh.fanxuliehua(skahao); 186 if (panduan(file,skahao)) {//判断有没有卡号 187 System.out.print("请输入密码:"); 188 mima = sc.next(); 189 String yzm = new Yanzhengma().yanzhengma(4); 190 System.out.println("验证码是:"+yzm); 191 System.out.print("请输入验证码:" ); 192 String yzm1=sc.next(); 193 if ( huiyuan1.getMima().equals(mima)) { 194 if (yzm.equalsIgnoreCase(yzm1)) { 195 System.out.println("登录成功!"); 196 flg2 = true; 197 flg3 = false; 198 } else { 199 System.out.println("验证码错误,重新登录"); 200 flg2 = false; 201 flg3 = true; 202 } 203 } else { 204 System.out.println("密码错误,返回首页"); 205 flg3 = false; 206 } 207 } else { 208 System.out.println("未找到此卡号,请返回首页开卡"); 209 flg2 = false; 210 //登录失败,返回首页a = 0 b = -1; 211 } 212 } while (flg3); 213 } 214 215 private boolean panduan(File file,int kahao) { 216 file=new File("c:\\kkk\\zhanghao\\"+kahao+".txt"); 217 if (file.exists()){ 218 return true; 219 }else{ 220 return false; 221 } 222 } 223 224 225 //积分累计 226 public boolean leiji() { 227 Huiyuan1 hy1=fxlh.fanxuliehua(skahao); 228 Scanner sc=new Scanner(System.in); 229 double jifen1=0; 230 System.out.print("请输入消费的金额(每10元可积1分):"); 231 try{ 232 jifen1=sc.nextDouble(); 233 }catch (InputMismatchException e){ 234 System.err.println("请正确输入金额!"); 235 e.printStackTrace(); 236 237 } 238 239 int jifen=((int)jifen1/10); 240 hy1.setJifen((hy1.getJifen()+jifen)); 241 xlh.xuliehua(skahao,hy1); 242 System.out.println("本次获得"+jifen+"积分,当前积分总共是"+hy1.getJifen()+"分"); 243 return true; 244 } 245 246 //积分兑换 247 public boolean duihuan() { 248 Huiyuan1 hy1=fxlh.fanxuliehua(skahao); 249 Scanner sc=new Scanner(System.in); 250 double jifen=0; 251 System.out.println("-------积分兑换--------"); 252 System.out.println("欢迎会员"+hy1.getName()+",您当前可兑换积分为:"+hy1.getJifen()+"分"); 253 System.out.println("温馨提示!每10分可以兑换1元!"); 254 System.out.print("请输入要兑换的积分数量:"); 255 try { 256 jifen = sc.nextDouble(); 257 }catch (InputMismatchException e){ 258 System.err.println("请输入正确的积分"); 259 e.printStackTrace(); 260 261 } 262 if (hy1.getJifen()>=jifen){ 263 int yuan=(int)(jifen/10); 264 hy1.setJifen((hy1.getJifen()-((int)jifen))); 265 System.out.println("可以抵用"+yuan+"元,当前剩余积分:"+hy1.getJifen()); 266 xlh.xuliehua(skahao,hy1); 267 return true; 268 }else{ 269 System.out.println("积分不足!"); 270 return false; 271 } 272 } 273 274 //积分查询 275 public void chaxun() { 276 Huiyuan1 hy1=fxlh.fanxuliehua(skahao); 277 System.out.println("------------------------------------"); 278 System.out.println("姓名\t\t会员卡号\t\t剩余积分\t\t注册时间"); 279 System.out.println(hy1.getName() + "\t\t" + 280 hy1.getKahao() + "\t\t" + 281 hy1.getJifen() + "\t\t" + 282 hy1.getRiqi()); 283 } 284 285 //修改密码 286 public void xiugai() { 287 Huiyuan1 hy1=fxlh.fanxuliehua(skahao); 288 System.out.println("-----------------"); 289 System.out.print("请输入旧密码:"); 290 mima = sc.next(); 291 System.out.print("请输入新密码:"); 292 mima1 = sc.next(); 293 while (mima1.length() < 6) { 294 System.out.print("密码不能小于6位,请重新输入:"); 295 mima1 = sc.next(); 296 } 297 System.out.print("请再一次输入密码:"); 298 mima2 = sc.next(); 299 if (hy1.getMima().equals(mima)) { 300 if (mima1.equals(mima2)) { 301 hy1.setMima(mima1); 302 xlh.xuliehua(skahao,hy1); 303 System.out.println("密码修改成功!请重新登录!"); 304 flg2 = false; 305 } else { 306 System.out.println("两次密码输入不一样,修改失败"); 307 } 308 } else { 309 System.out.println("密码输入错误,修改失败"); 310 } 311 312 } 313 }
会员类
1 package com.xiangmu.chaoshihuiyuan.text; 2 3 import java.io.Serializable; 4 5 /** 6 * 会员类 7 * 姓名-卡号-密码-积分-开卡日期 8 */ 9 public class Huiyuan1 implements Serializable { 10 private String name; 11 private int kahao; 12 private String mima; 13 private int jifen; 14 private String riqi; 15 16 public String getName() { 17 return name; 18 } 19 20 public void setName(String name) { 21 this.name = name; 22 } 23 24 public int getKahao() { 25 return kahao; 26 } 27 28 public void setKahao(int kahao) { 29 this.kahao = kahao; 30 } 31 32 public String getMima() { 33 return mima; 34 } 35 36 public void setMima(String mima) { 37 this.mima = mima; 38 } 39 40 public int getJifen() { 41 return jifen; 42 } 43 44 public void setJifen(int jifen) { 45 this.jifen = jifen; 46 } 47 48 public String getRiqi() { 49 return riqi; 50 } 51 52 public void setRiqi(String riqi) { 53 this.riqi = riqi; 54 } 55 56 public Huiyuan1() { 57 } 58 59 public Huiyuan1(String name, int kahao, String mima, int jifen, String riqi) { 60 this.name = name; 61 this.kahao = kahao; 62 this.mima = mima; 63 this.jifen = jifen; 64 this.riqi = riqi; 65 } 66 67 68 }
运行结果
本地文档
