}
public String getColor(){ return color; }
public void setColor(String color){ this.color=color; }
public boolean isFilled(){ return filled; }
public void setFilled(boolean filled){ this.filled=filled; }
public String toString(){
return \ } }
(2).package eightWeek; public class dfh {
public static void main(String[] args) { // TODO Auto-generated method stub person man = new person();
Student student = new Student(); Employee ploy = new Employee(); Faculty faculty = new Faculty(); Staff staff = new Staff(); man.setname(\
student.setname(\ ploy.setname(\
faculty.setname(\ staff.setname(\
System.out.println(man.toString());
System.out.println(student.toString()); System.out.println(ploy.toString()); System.out.println(faculty.toString()); System.out.println(staff.toString()); } }
class person{
public String name; public String address;
public int num;
public String emialaddress; person(){ }
public person(String name, String address, int num, String emialaddress){
this.name=name;
this.address=address; this.num=num;
this.emialaddress=emialaddress; }
public void setname(String name){ this.name=name; }
public String getname(){ return this.name; }
public String toString(){
return \ } }
class Student extends person{ public void setGrade(){
final String s1=\ final String s2=\ final String s3=\ final String s4=\ }
Student(){ }
public Student(String name, String address, int num, String emialaddress,String grade){ this.name=name;
this.address=address; this.num=num;
this.emialaddress=emialaddress; }
public String toString(){
return \ } }
class Employee extends person{ int officenum; int salary;
myDate date; Employee(){ }
public String toString(){
return \ } }
class Faculty extends Employee{ String officehours; String rank;
public String toString(){
return \ } }
class Staff extends Employee{ String title;
public String toString(){
return \ } }
class myDate{ int year; int month; int day;
myDate(int year, int month, int day){ this.year=year; this.month=month; this.day=day; } }
(3).package eightWeek;
import java.util.ArrayList;
public class drt {
public static void main(String[] args) { // TODO Auto-generated method stub
Course mycourse = new Course(\ mycourse.addStudent(\ mycourse.addStudent(\
System.out.println(mycourse.getStudent()); }
}
class Course{
String courseName;
java.util.ArrayList list = new java.util.ArrayList(); int numberOfStudent;
Course(String coursename){
this.courseName=coursename; }
public void addStudent(String student){ list.add(student); }
public ArrayList getStudent(){ return list; }
public int getNumberOfStudent(){ return numberOfStudent; }
public String getCourseName(){ return courseName; } }