Student enrollment java program

Hello I need a student enrollment program that does the following: 1. Add new Student. (User will be able to create a first name and last name. Once the name is created a six digit random number will be given and assigned to the student. User can add as many students as they want. This is class AddStudent(). 2./Edit existing student. (This will allow the user to edit the names of any existing students. The user will search for the student by typing in the six digit assigned number. If the user inputs an invalid student number a message is displayed. The user is allowed to edit the first and last name. This class is EditStudent(), 3 View Student. This allows the user to view all the student created. It will display the firstname, lastname and six digit number. This class is ViewStudent() 4. Add course. (User will be able to create the name of a class course. Ex "Physics 101". The user will then create the description of the course. Example "This is a math class". Once the course name and description is created a four digit random number will be given and assigned to the course. User can add as many courses as they want This is class AddCourse(). 5./Edit existing Course. (This will allow the user to edit the courses names and description of any existing course. The user will search for the course by typing in the four digit assigned number. If the user inputs an invalid course number a message is displayed. The user is allowed to edit the courses name and description. This class is EditCourse(), 6 View Course. This allows the user to view all the Courses created. It will display the Course name, Course description and four digit number. This class is ViewStudent() 7. Enroll student to course. This will allow the user to enroll the students created into the courses created. The user will enter the students six digit number and then enter the courses four digit number to enroll student. The user will also have to enter the semester "summer" and year "2017" of the class. This class is enrollStudent() 8. View Enroll. This displays all the students enrolled in a class. It will display the student, course, course description, semester, year , course number and student number. This is class viewEnrollStudent() 9. Grade Mgmt. This will also the user to add a grade to a class a student took. The user will enter the six digit student number, four digit course number, semester, year, and then add a [login to view URL] is class CreateGrade() 10. View Grades. This allows the view all the grades given to students. It will display the student, student number, course, course number, semester, year and grade. Class is ViewGrade() 11. Edit grad. This allows the view edit the grades given to students. The user will enter the six digit student number, four digit course number, semester, year, and then add the new grade. If the user inputs an invalid course number, student number, semester or year a message is displayed. This class is EditGrade() The navigation will be a menu: 1. Student [login to view URL] Create New Student 2. To Edit Student. 3. To view student. 4. Back to main 2. Courses [login to view URL] Create New Course 2. To Edit Course. 3. To view Course. 4. Back to main 3. Enroll [login to view URL] enroll student 2. View enroll students. 4. Back to main 4. Grade Management 1. Add Grade 2. Edit Grade 3. View Grade 4. Back to main 5. Quit