Java application

Program needs to have super class and only allow grades to be updated by teachers in class info section while everything else can be updated by student or teacher and all input information should be saved to display screen untill program is exited. Grade button in student info should output grade given by teacher from the clas info section of input grade

Any student is able to input his/her info to the system. Student information can be saved immediately after input. Any student can input course information and display course information with semester info. Class information can be displayed with the specified fields. Grade can be updated by professor. The system includes two aspects to display, one is front interface, which provides the interactions with users (students, professors, and administrators); another is the back end functions, includes save/invoke info, display, calculation, etc. A sample interface is shown in the following Fd Student Iefo Student Grade Student First Nia Student ID Student Emait: Student Address: Course ID Semester Class Info Class Info nstructor Email Semester Course ID Input Grade: Any student is able to input his/her info to the system. Student information can be saved immediately after input. Any student can input course information and display course information with semester info. Class information can be displayed with the specified fields. Grade can be updated by professor. The system includes two aspects to display, one is front interface, which provides the interactions with users (students, professors, and administrators); another is the back end functions, includes save/invoke info, display, calculation, etc. A sample interface is shown in the following Fd Student Iefo Student Grade Student First Nia Student ID Student Emait: Student Address: Course ID Semester Class Info Class Info nstructor Email Semester Course ID Input Grade