StaticIdentityCreator.java

package com.blogspot.toomuchcoding.book.chapter8._4_Statics;

import static java.util.Arrays.*;

import java.util.List;

import com.blogspot.toomuchcoding.book.chapter8.common.Person;

class StaticIdentityCreator {

    static final String DEFAULT_NEW_NAME = "NewName";

    public static String createNewName(Person person) {
        System.out.printf("Calling web service and creating new name for person [%s]%n", person.getName());
        return DEFAULT_NEW_NAME;
    }

    public static int createNewAge(Person person) {
        System.out.printf("Calling db and creating new age for person [%s]%n", person.getName());
        return person.getAge() + 5;
    }

    public static List<Person> createNewSiblings(Person person) {
        System.out.printf("Making heavy IO operations and creating new siblings for person [%s]%n", person.getName());
        return asList(new Person("Bob"), new Person("Andrew"));
    }

}