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package main.java; import java.util.ArrayList; import java.util.Arrays; import java.util.List; import java.util.Objects; import java.util.stream.Collectors; // Service class CompanyService { public static Company resolveTestCompany() { return new Company(Arrays.asList( new Employee("c832eba3-ab20-4dc7-97aa-fab14f1b67e0", Arrays.asList( new Computer("a59af614-b21a-4150-9657-85713c45c", "Dell", "XPS15"), new Computer("82bb1446-c6ac-4294-ac5a-3df1c9efbc9b", "Apple", "MBP 15") )), new Employee("18b609f1-230a-428b-aeb5-6238ad773f58", Arrays.asList( new Computer("78255d52-8f94-43fa-807b-0a9ed8def5ca", "Dell", "XPS13"), new Computer("88926802-e6ba-40de-81aa-14a14c59fdd3", "Dell", "XPS17") )), new Employee("60962108-0cd0-4d2d-8b8d-9d2e5ba40504", Arrays.asList( new Computer("57016c4c-e3b2-4bc8-9852-e3cad4972233", "Lenovo", "K570"), new Computer("6e9f2a81-39d1-4840-bb51-3d68ef6da350", "Apple", "MBP 13") )), new Employee("a39699ce-1631-4f1b-b997-683fd1ed6e6e ", Arrays.asList( new Computer("5d6617bb-f3b6-4283-bb48-9dfa6dd916a9", "Asus", "Zenbook 15"), new Computer("f0dbf0b9-d08c-42ec-8e92-e2826720a29d", "Apple", "MBP 15"), new Computer("534639b0-edf9-4afc-af91-24bf9adc51fd", "Apple", "MBP 13") )), new Employee("11ca4ac2-7d88-4aa0-855b-c273260e8e0b", Arrays.asList( new Computer("b8c9a868-c67c-49fa-a7e2-334d6f1e1be3", "Apple", "MBP 15"), new Computer("f83ca9b6-e632-4192-a69f-1ee19e149f19", "Apple", "MBP 13") )), new Employee("4719e9ff-8c68-40bf-af61-d4e143793570", Arrays.asList( new Computer("f55957b5-ba2b-4651-a5cb-b2c626c3b0c5", "Asus", "Zenbook 13"), new Computer("55b09a30-dae0-42ea-bb1c-0d9b2fd202de", "Apple", "MBP 15") )), new Employee("d651c7d1-0e7e-44fe-966f-d577fca49404", Arrays.asList( new Computer("581e41e2-88e3-4847-b2b1-0844c39172d8", "Apple", "MBP 13"), new Computer("5e7da22a-e52f-4e97-a1bf-0fa66edf2285", "Lenovo", "K570") )) )); } } class Test { public static void main(String[] args) { // Warm up exercise //create a class named Developer that extends the Employee //and when the speak method is called, //the System out should be "I'm a Developer" Employee emp1 = new Employee(); emp1.speak(); Employee emp2 = new Developer(); emp2.speak(); } } /** * Data model */ class Company { private List<Employee> employees; public Company(List<Employee> employees) { this.employees = employees; } public List<Employee> getEmployees() { return employees; } } class Employee { private String id; private List<Computer> computers; public Employee(String id, List<Computer> computers) { this.id = id; this.computers = computers; } public Employee() { this.id = ""; this.computers = new ArrayList<>(); } public List<Computer> getComputers() { return computers; } public String getId() { return id; } public void speak() { System.out.println("I'm a Employee"); } } class Computer { private String id; private String brand; private String model; public Computer(String id, String brand, String model) { this.id = id; this.brand = brand; this.model = model; } public String getId() { return id; } public String getBrand() { return brand; } public String getModel() { return model; } @Override public boolean equals(Object o) { if (this == o) { return true; } if (!(o instanceof Computer)) { return false; } Computer computer = (Computer) o; return Objects.equals(brand, computer.brand) && Objects.equals(model, computer.model); } @Override public int hashCode() { return Objects.hash(brand, model); } }
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