Java helping.

Design a class named Student. The class contains: . Private data fields, including first name, last name and GPA . Getter and setter methods for all data fields . A method named toString that returns student information in the following format: first name last name GPA . A non-parameter constructor (assign initial values of your choice) . A constructor that creates a student with name and GPA. Tester-Write a tester program named Tester1.java to perform the following tasks: . create three students . calculate average GPA for the three students . display three students records . display the average GPA (a separate line) revise the driver class (a separate file named Tester2.java) as follows: . Read a data file and construct students from the data file . Print students (name and GPA) . The file student.txt will contain several students information as follows: Smith Davis 3.6 Johnson Kanet 3.0 Williams Carl 3.8 Jones Brown 3.3 Steve Davis 3.0 . Sample program output