Set function ( ) { return courses ; }
gets the set of courses for this student . concode_field_sep int studentId concode_elem_sep String firstName concode_elem_sep String lastName concode_elem_sep String address concode_elem_sep boolean uiToggle concode_elem_sep Set<Course> courses concode_field_sep void setLastName concode_elem_sep void setCourses concode_elem_sep int getStudentId concode_elem_sep void setAddress concode_elem_sep void setFirstName concode_elem_sep String clear concode_elem_sep String getAddress concode_elem_sep void setStudentId concode_elem_sep String getFirstName concode_elem_sep String getLastName