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[POO] AA1 added

This commit is contained in:
TiagoRG 2023-04-08 00:04:10 +01:00
parent cfd5c922fa
commit 3279eff580
7 changed files with 384 additions and 0 deletions
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76
1ano/2semestre/poo/src/aval/aa1/Animal.java Normal file
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package aval.aa1;
import java.util.Objects;
public class Animal {
public static int currentId = 1;
private final int id;
private String name;
private int weight;
private int age;
private String sponsor;
public Animal(String name, int weight, int age, String sponsor) {
this.id = Animal.currentId++;
this.name = name;
this.weight = weight;
this.age = age;
this.sponsor = sponsor;
}
public Animal(String name, int weight, int age) {
this(name, weight, age, null);
}
public int getId() {
return id;
}
public void setName(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setWeight(int weight) {
if (weight <= 0)
throw new IllegalArgumentException("Weight must be positive!");
this.weight = weight;
}
public int getWeight() {
return weight;
}
public void setAge(int age) {
if (age <= 0)
throw new IllegalArgumentException("Age must be positive!");
this.age = age;
}
public int getAge() {
return age;
}
public void setSponsor(String sponsor) {
this.sponsor = sponsor;
}
public String getSponsor() {
return sponsor;
}
@Override
public String toString() {
return String.format("ID: %d\nName: %s\nAge: %d\nWeight: %d\nSponsor: %s", this.id, this.name, this.age, this.weight, this.sponsor == null ? "None" : sponsor);
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Animal animal = (Animal) o;
return id == animal.id && weight == animal.weight && age == animal.age && Objects.equals(name, animal.name) && Objects.equals(sponsor, animal.sponsor);
}
@Override
public int hashCode() {
return Objects.hash(id, name, weight, age, sponsor);
}
}

44
1ano/2semestre/poo/src/aval/aa1/Bird.java Normal file
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package aval.aa1;
import java.util.Objects;
public class Bird extends Animal {
private String habitat;
public Bird(String name, int weight, int age, String habitat, String sponsor) {
super(name, weight, age, sponsor);
this.habitat = habitat;
}
public Bird(String name, int weight, int age, String habitat) {
super(name, weight, age);
this.habitat = habitat;
}
public String gethabitat() {
return this.habitat;
}
public void sethabitat(String habitat) {
this.habitat = habitat;
}
@Override
public String toString() {
return "Bird of habitat " + habitat + "\n" + super.toString();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
if (!super.equals(o)) return false;
Bird bird = (Bird) o;
return Objects.equals(habitat, bird.habitat);
}
@Override
public int hashCode() {
return Objects.hash(super.hashCode(), habitat);
}
}

40
1ano/2semestre/poo/src/aval/aa1/Dog.java Normal file
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package aval.aa1;
import java.util.Objects;
public class Dog extends Animal {
private final String breed;
public Dog(String name, int weight, int age, String breed, String sponsor) {
super(name, weight, age, sponsor);
this.breed = breed;
}
public Dog(String name, int weight, int age, String breed) {
super(name, weight, age);
this.breed = breed;
}
public String getBreed() {
return this.breed;
}
@Override
public String toString() {
return "Dog of breed " + this.breed + "\n" + super.toString();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
if (!super.equals(o)) return false;
Dog dog = (Dog) o;
return Objects.equals(breed, dog.breed);
}
@Override
public int hashCode() {
return Objects.hash(super.hashCode(), breed);
}
}

9
1ano/2semestre/poo/src/aval/aa1/IPetShelter.java Normal file
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package aval.aa1;
public interface IPetShelter {
public void addAnimal(Animal animal);
public void removeAnimal(Animal animal);
public Animal searchForAnimal(String name);
public boolean sponsorAnimal(int animalId);
public void listAllAnimals();
}

104
1ano/2semestre/poo/src/aval/aa1/Main.java Normal file
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package aval.aa1;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
IPetShelter shelter = new PetShelter("Patudos");
int choice = 0;
do {
System.out.println("Choose an option:");
System.out.println("1. Add animal");
System.out.println("2. Remove animal");
System.out.println("3. Search for animal");
System.out.println("4. Sponsor an animal");
System.out.println("5. View all animals");
System.out.println("6. Exit");
choice = Integer.parseInt(scanner.nextLine());
switch (choice) {
case 1:
// adicionar animal
System.out.println("Adding an animal.");
System.out.print("Animal type (Dog/Rabbit/Bird): ");
String newAnimalType = scanner.nextLine();
System.out.print("Animal name: ");
String newAnimalName = scanner.nextLine();
System.out.print("Animal age: ");
int newAnimalAge = Integer.parseInt(scanner.nextLine());
System.out.print("Animal weight: ");
int newAnimalWeight = Integer.parseInt(scanner.nextLine());
System.out.print("Animal sponsor: ");
String newAnimalSponsor = scanner.nextLine();
Animal newAnimal;
switch (newAnimalType) {
case "Dog":
System.out.print("Dog breed: ");
String breed = scanner.nextLine();
newAnimal = new Dog(newAnimalName, newAnimalWeight, newAnimalAge, breed, newAnimalSponsor);
shelter.addAnimal(newAnimal);
break;
case "Rabbit":
System.out.print("Rabbit fur size (small/large): ");
String fur = scanner.nextLine();
newAnimal = new Rabbit(newAnimalName, newAnimalWeight, newAnimalAge, fur, newAnimalSponsor);
shelter.addAnimal(newAnimal);
break;
case "Bird":
System.out.print("Bird habitat: ");
String habitat = scanner.nextLine();
newAnimal = new Bird(newAnimalName, newAnimalWeight, newAnimalAge, habitat, newAnimalSponsor);
shelter.addAnimal(newAnimal);
break;
default:
System.out.println("Invalid animal.");
break;
}
break;
case 2:
// remover animal
System.out.print("Animal name: ");
String removedAnimalName = scanner.nextLine();
Animal removedAnimal = shelter.searchForAnimal(removedAnimalName);
if (removedAnimal != null) {
shelter.removeAnimal(removedAnimal);
System.out.println("Animal removed.");
} else {
System.out.println("Animal not found.");
}
break;
case 3:
// procurar animal
System.out.print("Animal name:");
String searchAnimalName = scanner.nextLine();
System.out.println(shelter.searchForAnimal(searchAnimalName));
break;
case 4:
// apadrinhar animal
System.out.print("Id of animal you want to sponsor: ");
int sponsorId = Integer.parseInt(scanner.nextLine());
if (shelter.sponsorAnimal(sponsorId))
System.out.println("Animal of id '" + sponsorId + "' was sponsored");
else
System.out.println("Couldn't sponsor animal with id: " + sponsorId);
break;
case 5:
// imprimir a informação de todos os animais
shelter.listAllAnimals();
break;
case 6:
System.out.println("Goodbye!");
break;
default:
// imprimir mensagem de erro
System.out.println("Invalid option.");
break;
}
} while (choice != 6);
}
}

67
1ano/2semestre/poo/src/aval/aa1/PetShelter.java Normal file
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package aval.aa1;
import java.util.Scanner;
public class PetShelter implements IPetShelter {
private String shelterName;
private Animal[] animals;
public PetShelter(String shelterName) {
this.shelterName = shelterName;
}
@Override
public void addAnimal(Animal animal) {
if (animals == null) {
animals = new Animal[1];
animals[0] = animal;
} else {
Animal[] newAnimals = new Animal[animals.length + 1];
for (int i = 0; i < animals.length; i++) {
newAnimals[i] = animals[i];
}
newAnimals[newAnimals.length - 1] = animal;
animals = newAnimals;
}
}
@Override
public void removeAnimal(Animal animal) {
Animal[] newAnimals = new Animal[animals.length - 1];
int index = 0;
for (Animal a : animals) {
if (a.getId() != animal.getId()) {
newAnimals[index] = a;
index++;
}
}
animals = newAnimals;
}
@Override
public Animal searchForAnimal(String name) {
for (Animal a : animals)
if (a.getName().equals(name))
return a;
return null;
}
@Override
public boolean sponsorAnimal(int animalId) {
System.out.println("Sponsoring animal with id " + animalId + "...");
System.out.print("Sponsor's name: ");
String sponsorId = new Scanner(System.in).nextLine();
for (Animal a : animals)
if (a.getId() == animalId) {
a.setSponsor(sponsorId);
return true;
}
return false;
}
@Override
public void listAllAnimals() {
for (Animal a : animals)
System.out.println(a.toString()+"\n");
}
}

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1ano/2semestre/poo/src/aval/aa1/Rabbit.java Normal file
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package aval.aa1;
import java.util.Objects;
public class Rabbit extends Animal {
private String fur;
public Rabbit(String name, int weight, int age, String fur, String sponsor) {
super(name, weight, age, sponsor);
this.fur = fur;
}
public Rabbit(String name, int weight, int age, String fur) {
super(name, weight, age);
this.fur = fur;
}
public String getFur() {
return this.fur;
}
public void setfur(String fur) {
this.fur = fur;
}
@Override
public String toString() {
return "Rabbit of fur " + fur + "\n" + super.toString();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
if (!super.equals(o)) return false;
Rabbit rabbit = (Rabbit) o;
return Objects.equals(fur, rabbit.fur);
}
@Override
public int hashCode() {
return Objects.hash(super.hashCode(), fur);
}
}