class ExtendsDemo {
public static void main(String[] args) {
Programmer p1 = new Programmer("小花","9027",2000.0);
System.out.println(p1.getName()+".."+p1.getId()+".."+p1.getSalary());
p1.work();
ProjectManager p2 = new ProjectManager("小白","3412",3000.0,4000.0);
System.out.println(p2.getName()+".."+p2.getId()+".."+p2.getSalary()+".."+p2.getBonus());
p2.work();
}
}
class Worker {
private String name;
private String id;
private double salary;
public Worker() {}
public Worker(String name,String id,double salary) {
this.name = name;
this.id = id;
this.salary = salary;
}
public void setName(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setId(String id) {
this.id = id;
}
public String getId() {
return id;
}public void setSalary(double salary) {
this.salary = salary;
}
public double getSalary() {
return salary;
}
public void work() {
System.out.println("工作");
}
}
class Programmer extends Worker {
public Programmer() {}
public Programmer(String name,String id,double salary) {
super(name,id,salary);
}
}
class ProjectManager extends Worker {
private double bonus;
public ProjectManager() {}
public ProjectManager(String name,String id,double salary,double bonus) {
super(name,id,salary);
this.bonus = bonus;
}
public void setBonus(double bonus) {
this.bonus = bonus;
}
public double getBonus() {
return bonus;
}
} |
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