in java please

Implement the following Classes, Interfaces and their corresponding methods Course -courseName: String paEamed: double Accessors and Mutators Student FirstName: Suing -LastName: String Studenti: Int -Courses: ArrayList pa: double Accessors and Mutators toString) addCoursel *calGPAD Undergrad -UndergradWage: double -undergradHours: double +Accessors and Mutators +toString) Grad -department: String +Accessors Mutators #toString Masters -gradSalary: double *Accessors and Mutators +toString0 PhD phdStipend: double Accessors and Mutators +toString) > Work +Salary() Student "printData()" Method: This prints the student information in the format: "Student First Name: xx, Last Name: xx and ID:xx" Standart odercoll Method Focus Student "printData()" Method: This prints the student information in the format: "Student First Name: xx, Last Name: xx and ID: xx". Student "addCourse()" Method: This method should add a course information to student along with updating his GPA. They should declare a variable "number of courses" to keep track of courses. Student "calGPAO" method: This calculates average of gpa among all the courses that the student took; Undergraduate salary is calculated as: wage hours Masters salary is based on their salary Phd salary is their stipend Main Method Class Create an undergrad student object, masters student object and PhD student object. Display their salry