Student

package haksa.domain;

public class Student extends Person{

private String stu_id;

public Student(){

}

public Student(String name,int age,String stu_id){

super(name,age);

setStu_id(stu_id);

}

private void setStu_id(String stu_id){

this.stu_id=stu_id;

}

public String getStu_id(){

return stu_id;

}

//Method overriding.....................

public void printAll(){

 super.printAll();

 System.out.println("학번:"+getStu_id());

}

};