/*
Java当堂测试 ATM机模拟系统
由于学习的知识有限，不能完成所有课上项目，文件的应用没有完成，汇款转账功能也没有写，一些要求该退出的地方也没有写，基本功能还算完善
*/
　 1 package account;
2
3 import java.io.File;
4 import java.util.Scanner;
5
6 class Account
7 {
8 private String accountID;
9 private String accountname;
10 private String operatedate;//时间
11 private int operatetype;//操作
12 private String accountpassword;//密码
13 private int accountbalance;//余额
14 private int amout;//流水金额
15
16 public Account(String accid,String accna,String opeda,String password,int balance)
17 {
18 this.accountID=accid;
19 this.accountname=accna;
20 this.operatedate=opeda;
21 this.accountpassword=password;
22 this.accountbalance=balance;
23 }
24
25 public String getaccountID()
26 {
27 return accountID;
28 }
29 public String getaccountname()
30 {
31 return accountname;
32 }
33 public String getoperatedate()
34 {
35 return operatedate;
36 }
37 public int getoperatetype()
38 {
39 return operatetype;
40 }
41 public String getaccountpassword()
42 {
43 return accountpassword;
44 }
45 public int getaccountbalance()
46 {
47 return accountbalance;
48 }
49 public int getamout()
50 {
51 return amout;
52 }
53 public void setaccountID(String accid)
54 {
55 accountID=accid;
56 }
57 public void setaccountname(String accna)
58 {
59 accountname=accna;
60 }
61 public void setoperatedate(String opeda)
62 {
63 operatedate=opeda;
64 }
65 public void setoperatetype(int opety)
66 {
67 operatetype=opety;
68 }
69 public void setaccountpassword(String password)
70 {
71 accountpassword=password;
72 }
73 public void setaccountbalance(int balance)
74 {
75 accountbalance=balance;
76 }
77 public void setamout(int amo)
78 {
79 amout=amo;
80 }
81
82 public void menu()
83 {
84 System.out.println("**************************************************************************");
85 System.out.println(" 欢迎"+accountID+"使用中国工商银行自助柜员系统 ");
86 System.out.println("**************************************************************************");
87 }
88
89 public void Manage()
90 {
91 Scanner scan1=new Scanner(System.in);
92 int a;
93 int b;
94 int c;
95 String s;
96 String s1;
97 switch(operatetype)
98 {
99 case 1:System.out.println("请输入存款金额 : ");
100 a=scan1.nextInt();
101 accountbalance+=a;
102 System.out.println("存取款操作完成");
103 System.out.println("存款余额为 ："+accountbalance);
104 //差一个try语句;
105 break;
106 case 2:System.out.println("当前账户每日可支取2万");
107 System.out.println("1.100");
108 System.out.println("2.500");
109 System.out.println("3.1000");
110 System.out.println("4.1500");
111 System.out.println("5.2000");
112 System.out.println("6.5000");
113 System.out.println("7.其他金额");
114 b=scan1.nextInt();
115 switch(b)
116 {
117 case 1:accountbalance-=100;break;
118 case 2:accountbalance-=500;break;
119 case 3:accountbalance-=1000;break;
120 case 4:accountbalance-=1500;break;
121 case 5:accountbalance-=2000;break;
122 case 6:accountbalance-=5000;break;
123 case 7:System.out.println("输入金额 :");c=scan1.nextInt();accountbalance-=c;break;
124 };
125 System.out.println("取取款操作完成");
126 System.out.println("存款余额为 ："+accountbalance);
127 break;
128 case 3:break;
129 case 4:
130 System.out.println("请输入修改后的密码");
131 s1=scan1.nextLine();
132 accountpassword=s1;//修改密码
133 System.out.println("修改成功，当前密码为"+accountpassword);
134 case 5:System.out.println("当前账户余额为："+accountbalance);
135 }
136
137 }//六项操作
138
139 }
140
141 public class acc {
142
143 public static void main(String[] args) {
144 // TODO Auto-generated method stub
145
146
147 File file1 = new File("accountlist.txt");
148 File file2 = new File("accountinformation.txt");
149 int i;
150 int j=0;
151 int t=0;
152 int b;
153 String c;
154 System.out.println("**************************************************************************");
155 System.out.println(" 欢迎使用中国工商银行自动柜员系统 ");
156 System.out.println("**************************************************************************");
157 System.out.println(" 请输入您的账号:");
158
159 Account[] a = new Account[5];
160 Account s1=new Account("20173427","冯利伟","2018-9-20","123456",500000);
161 Account s2=new Account("00000001","张都","2018-9-20","123456",10000);
162 Account s3=new Account("00000002","王万茜","2018-9-20","123456",5200);
163 Account s4=new Account("00000003","李三大","2018-9-20","123456",500);
164 Account s5=new Account("00000004","赵滨南","2018-9-20","123456",400);
165 a[0]=s1;
166 a[1]=s2;
167 a[2]=s3;
168 a[3]=s4;
169 a[4]=s5;
170
171 String id;
172 String password;
173 Scanner scan=new Scanner(System.in);
174 id=scan.next();
175 for(i=0;i<5;i++)
176 {
177 if(id==a[i].getaccountID())
178 j=i;
179 }
180
181
182 a[j].menu();
183 System.out.println(" 请输入密码");
184 password=scan.next();
185
186 a[j].menu();
187 System.out.println("1.存款");
188 System.out.println("2.取款");
189 System.out.println("3.转账汇款");
190 System.out.println("4.修改密码");
191 System.out.println("5.查询余额");
192 System.out.println("6.退出");
193 System.out.println("请输入要实现的功能 ：");
194 b=scan.nextInt();
195 while(b!=6)
196 {
197 a[j].setoperatetype(b);//将操作数字赋值给类成员
198
199 a[j].Manage();
200 a[j].menu();
201 System.out.println("1.存款");
202 System.out.println("2.取款");
203 System.out.println("3.转账汇款");
204 System.out.println("4.修改密码");
205 System.out.println("5.查询余额");
206 System.out.println("请输入要实现的功能 ：");
207 b=scan.nextInt();
208 }
209
210
211
212 }
213
214 }

由于初学，所以参考了许多别人代码，相信随着练习的增多，这种情况会越来越少。