BmobObject
-objectId：String
Serializable
1
Activity
+oncreat（Bundle bundle）：void
_layout
-et：EditText-btn：Button
+onclick
HD
-hdId：int-hdLeader：String-hdTime：Date-linkMan：String-detail：String-qrCode：String
+addActivity(Activity activity)：boolean+deleteActivity(int actID)：boolean+queryActivity （）：List+editActivity(Activity act)：boolean
ActivityType
-typeId：int-typeName ：String
+getType(int typeId)：String
0...*
Student
-stuId：int-stuName：String-passWord：String-school：String-age：int-sex：String
Contrants
+App_Id：String
图1-3 UI类图
Club
-clubId：int-clubName：String-passWord：String-linkNumber：String-leader：String-startTime：Date
_activity
-util：uti-club：Club-hd：HD-stu：Student
+register(Student stu)：boolen+login(Student stu)：boolean+editStudent(Student stu)：boolean+publicPersonalActivity(PersonalActivity activity)：boolean+interestOther(Object obj)：boolean+collectActivity(Activity activity)：boolean+signActivity(Activity activity)：boolean+judgeActivity(String text)：boolean+queryActivities()：List+queryActivitiesWithType(ActivityType type)：List+uploadImg(Byte[] img)：boolean
