package studentDB;
/**
 *	Graduate Student class
 *	A graduate student is a form of student, doing
 *	a thesis.
 */
public class GraduateStudent extends Student {
    private String thesisTitle;

    /**
     *	Creates a graduate student with no thesis title.
     */
    public GraduateStudent () {
	thesisTitle = null;
    }

    /**
     *	@param name The name of the graduate student
     *	@param studentNumber The student number of the graduate student
     *	@param thesisTitle The thesis title of the graduate student
     */
    public GraduateStudent (
	    String name, int studentNumber, String thesisTitle) {
	super (name, studentNumber);
	this.thesisTitle = thesisTitle;
    }

    /**
     *	@param thesisTitle The thesis title of the graduate student
     */
    public void setThesisTitle (String thesisTitle) {
	this.thesisTitle = thesisTitle;
    }

    /**
     *	@return The thesis title of the graduate student
     */
    public String getThesisTitle () {
	return thesisTitle;
    }

    /**
     *	Converts information about a graduate student into a string
     *  form suitable for printing.
     *	@return Information describing graduate student.
     */
    public String toString () {
	return super.toString() + "; Thesis title: " + thesisTitle;
    }
}