package ctgu.java.java;
public class Person {
private String name;
private int age;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public void eat(){
System.out.println(" ");
}
public void walk(){
System.out.println(" ");
}
}
package ctgu.java.java;
public class Student extends Person {
// private String name;
// private int age;
private String schoolName;
public Student(){
}
public Student(String name, int age){
// this.name = name ;
// this.age = age ;
this.setName(name);
this.setAge(age);
}
// public String getName() {
// return name;
// }
// public void setName(String name) {
// this.name = name;
// }
// public int getAge() {
// return age;
// }
// public void setAge(int age) {
// this.age = age;
// }
//
// public void eat(){
// System.out.println(" ");
// }
// public void walk(){
// System.out.println(" ");
// }
public void info(){
eat();
System.out.println(" ");
}
}
package ctgu.java.java;
public class Worker extends Person{
public static void main(String[] args) {
Student s = new Student();
s.eat();
Worker w = new Worker();
w.eat();
}
}
package ctgu.java.java;
public class Graduate extends Student {
public void show(){
System.out.println(" ");
}
}
package ctgu.java.java;
public class TestExtends {
public static void main(String[] args) {
Student s = new Student();
s.eat();
Worker w = new Worker();
w.eat();
Person p = new Person();
p.eat();
s.setAge(22);
s.setName(" ");
System.out.println(s.getName()+":"+ s.getAge());
Graduate g = new Graduate();
g.eat();
g.info();
g.show();
}
}