I checked and a newly created Manager object is an instance of Person and also an instance of HasManagementPotential.
package com.codegym.task.task13.task1310;
/*
Who's that smarty?
*/
public class Solution {
public static void main(String[] args) {
}
interface Person {
void use(Person person);
void startToWork();
}
interface HasManagementPotential extends Person{
boolean inspiresOthersToWork();
}
interface Secretary extends Person{
}
interface Boss extends HasManagementPotential{
}
class Manager implements Boss{
public void use(Person person) {
person.startToWork();
}
public void startToWork() {
}
public boolean inspiresOthersToWork() {
return true;
}
}
class Subordinate implements Secretary{
public void use(Person person) {
}
public void startToWork() {
}
}
}