UserInfo
- RequestAccount()-getUserID()-GetUserInfo()-RecordUserInfo()
CapitalAccount
+ ID：String+ password：String
- SetPassword()- ResetPassword()-CapitalLogin()-GetAccountPassword()-GetCapitalInfo()
User
+ name：String+ UserID：String+Gender：String+Address：String+Career：String+Telephone：String+Degree：String+Password：String
+ Register()+ Login ()+SetPassword()+ ChangePassword()
SecurityAccount
+ ID：String
-Register()-DeleteAccount()-AccountLost()-OpenAccount()-ReopenAccount()-SecurityLogin()-SetPassword()-ResetPassword()
ManagerAccount
- Category：String
- RecordManagerInfo()- Login()-Logout()-SetPassword()-ChangePassword()-GetManagerID()-GetManagerPassword()-GetManagerInfo()
CapitalInfo
+ ID：String+ Password：String+ TotalAmount :String+ UsefulAmount：String+ FrozenAmount：String+ Locked：boolean
- Deposit()-Withdraw()-GetCapitalBalance()
