Create a class named collegecourse that includes data fields that hold thedepartment (for example, eng), the course number (for example, 101), the credits(for example, 3), and the fee for the course (for example, $360). all of the fieldsare required as arguments to the constructor, except for the fee, which is calculatedat $120 per credit hour. include a display() method that displays the coursedata. create a subclass named labcourse that adds $50 to the course fee. overridethe parent class display() method to indicate that the course is a lab course andto display all the data. write an application named usecourse that prompts theuser for course information. if the user enters a class in any of the followingdepartments, create a labcourse: bio, chm, cis, or phy. if the user enters anyother department, create a collegecourse that does not include the lab fee. then display the course data. save the files as collegecourse. java, labcourse. java, and usecourse. java.