Class Diagram

Admin

+DeleteAccount()+DeleteComment()+Update()

Activity

+Post_Id: Type = int +Category_id: Type = int +Topic_id: Type = int +Post_creator: Type = int +Post_content: Type = string +Post_date: Type = date

+DeleteGroup()+DisplayMessage()+DisplayGroupDetail()+UpdateContent()

1

Member

-email: Type = string-password (md5): Type = string-active: Type = boolean+user_id: Type = int+username: Type = string +dateOfBirth: Type = date+gender: Type = character(1)

+VerifyLogin()+RetrieveMember()+UpdateProfile()+Register()+SearchGroup()+FormGroup()+JoinGroup()+QuitGroup()+SearchTrail()+LeaveComment()+Rating()

Trail

+Trail_id: Type = int +Trail_name: Type = string +Trail_District: Type = string +Trail_Diffculty: Type = string+Trail_Comment : Type = string+Trail_Transport: Type = string+Trail_Difficulty: Type = int+Trail_Photo1: Type = string+Trail_Photo2: Type = string+Trail_Photo3: Type = string+Trail_Photo4: Type = string+Trail_Photo5: Type = string+Last_update_date: Type = date

+ShowWeather()+ShowMap()+ShowTrail()+FindGroup()

Route

+Trail_id: Type = int (foreign key)+Start_Latitude: Type = int +Start_Longitude: Type = int+End_Latitude: Type = int +End_Longitude: Type = int+Point1_Latitude: Type = int +Point1_Longitude: Type = int+Point2_Latitude: Type = int +Point2_Longitude: Type = int+Point3_Latitude: Type = int+Point3_Longitude: Type = int

+ShowRoute()

1..*