Лабораторная 3 (Backend)

This commit is contained in:
Никита Белянин 2024-05-06 15:30:32 +04:00
parent b224f1b8a1
commit 189d0ed203
24 changed files with 0 additions and 805 deletions

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package com.example.demo;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.example.demo.house.model.HouseEntity;
import com.example.demo.house.service.HouseService;
import com.example.demo.types.model.TypeEntity;
import com.example.demo.types.service.TypeService;
import com.example.demo.users.model.UserEntity;
import com.example.demo.users.service.UsersService;
@SpringBootApplication
@RestController
@RequestMapping("/api")
public class DemoApplication implements CommandLineRunner {
private final Logger log = LoggerFactory.getLogger(DemoApplication.class);
private final TypeService typeService;
private final HouseService houseService;
private final UsersService usersService;
public DemoApplication(TypeService typeService, HouseService houseService, UsersService usersService) {
this.typeService = typeService;
this.houseService = houseService;
this.usersService = usersService;
}
public static void main(String[] args) {
SpringApplication.run(DemoApplication.class, args);
}
@Override
public void run(String... args) throws Exception {
log.info("Create default types values");
final var type1 = typeService.create(new TypeEntity(null, "Апартаменты"));
final var type2 = typeService.create(new TypeEntity(null, "Таунхауз"));
final var type3 = typeService.create(new TypeEntity(null, "Пентхауз"));
final var type4 = typeService.create(new TypeEntity(null, "Квартира"));
final var user1 = usersService.create(new UserEntity(null, "Иван",
"ivan@mail.ru", "+79048756587", "1"));
final var user2 = usersService.create(new UserEntity(null, "Пётр",
"ivan@mail.ru", "+79048756587", "1232"));
log.info("Create default items values");
houseService.create(user1.getId(), new HouseEntity(null, type4, user1, "Квартира1",
"Удобная квартира в центре города", 49999.00));
houseService.create(user1.getId(), new HouseEntity(null, type1, user1, "Квартира2",
"Удобная квартира на севере", 129999.00));
houseService.create(user1.getId(), new HouseEntity(null, type4, user1, "Квартира3",
"Квартира с большой парковкой", 15450.50));
houseService.create(user2.getId(), new HouseEntity(null, type2, user2, "Апартаменты",
"Апартаменты на 24 этаже", 69900.50));
houseService.create(user2.getId(), new HouseEntity(null, type2, user2, "Пентауз",
"Дорогой пентхауз", 150000.00));
houseService.create(user1.getId(), new HouseEntity(null, type3, user1, "Таунхауз",
"Большой бассейн", 75000.00));
houseService.create(user2.getId(), new HouseEntity(null, type3, user2, "Пентауз",
"Для каждого!", 67800.00));
usersService.create(new UserEntity(null, "Иван",
"ivan@mail.ru", "+79048756587", "1"));
usersService.create(new UserEntity(null, "Пётр",
"petr@mail.ru", "89057655257", "12345"));
usersService.create(new UserEntity(null, "Сергей",
"serg79@mail.ru", "95-85-72", "1234"));
usersService.create(new UserEntity(null, "Джеймс",
"jaims21@mail.ru", "89047856987", "jaen12"));
}
}

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package com.example.demo.core.error;
public class NotFoundException extends RuntimeException {
public NotFoundException(Long id) {
super(String.format("Entity with id [%s] is not found or not exists", id));
}
}

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package com.example.demo.core.model;
public abstract class BaseEntity {
protected Long id;
protected BaseEntity() {
}
protected BaseEntity(Long id) {
this.id = id;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
}

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package com.example.demo.core.repository;
import java.util.List;
public interface CommonRepository<E, T> {
List<E> getAll();
E get(T id);
E create(E entity);
E update(E entity);
E delete(E entity);
void deleteAll();
}

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package com.example.demo.core.repository;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import com.example.demo.core.model.BaseEntity;
public abstract class MapRepository<E extends BaseEntity> implements CommonRepository<E, Long> {
private final Map<Long, E> entities = new TreeMap<>();
private Long lastId = 0L;
protected MapRepository() {
}
@Override
public List<E> getAll() {
return entities.values().stream().toList();
}
@Override
public E get(Long id) {
return entities.get(id);
}
@Override
public E create(E entity) {
lastId++;
entity.setId(lastId);
entities.put(lastId, entity);
return entity;
}
@Override
public E update(E entity) {
if (get(entity.getId()) == null) {
return null;
}
entities.put(entity.getId(), entity);
return entity;
}
@Override
public E delete(E entity) {
if (get(entity.getId()) == null) {
return null;
}
entities.remove(entity.getId());
return entity;
}
@Override
public void deleteAll() {
lastId = 0L;
entities.clear();
}
}

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package com.example.demo.house.repository;
import org.springframework.stereotype.Repository;
import com.example.demo.core.repository.MapRepository;
import com.example.demo.house.model.HouseEntity;
@Repository
public class HouseRepository extends MapRepository<HouseEntity> {
}

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package com.example.demo.house.service;
import java.util.List;
import java.util.Optional;
import org.springframework.stereotype.Service;
import com.example.demo.core.error.NotFoundException;
import com.example.demo.house.model.HouseEntity;
import com.example.demo.house.repository.HouseRepository;
import com.example.demo.users.model.UserEntity;
import com.example.demo.users.service.UsersService;
@Service
public class HouseService {
private final HouseRepository repository;
private final UsersService userService;
public HouseService(HouseRepository repository, UsersService usersService) {
this.repository = repository;
this.userService = usersService;
}
public List<HouseEntity> getAllHouses() {
return repository.getAll();
}
public List<HouseEntity> getAll(Long typeId, Long userId) {
final UserEntity user = userService.get(userId);
if (typeId > 0) {
return repository.getAll().stream()
.filter(house -> house.getType().getId().equals(typeId))
.filter(house -> house.getUser().equals(user))
.toList();
}
return repository.getAll().stream()
.filter(house -> house.getUser().equals(user))
.toList();
}
public HouseEntity get(Long id, Long userId) {
final UserEntity user = userService.get(userId);
final HouseEntity house = Optional.ofNullable(repository.get(id)).orElseThrow(() -> new NotFoundException(id));
if (!house.getUser().equals(user)) {
throw new NotFoundException(id);
}
return house;
}
public HouseEntity create(Long userId, HouseEntity entity) {
final UserEntity user = userService.get(userId);
entity.setUser(user);
return repository.create(entity);
}
public HouseEntity update(Long id, Long userId, HouseEntity entity) {
userService.get(userId);
final HouseEntity existEntity = get(id, userId);
existEntity.setTitle(entity.getTitle());
existEntity.setDescription(entity.getDescription());
existEntity.setPrice(entity.getPrice());
existEntity.setType(entity.getType());
return repository.update(existEntity);
}
public HouseEntity delete(Long id, Long userId) {
userService.get(userId);
final HouseEntity existEntity = get(id, userId);
return repository.delete(existEntity);
}
}

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package com.example.demo.speaker.api;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import com.example.demo.speaker.service.SpeakerService;
@RestController
public class SpeakerController {
private final SpeakerService speakerService;
public SpeakerController(SpeakerService speakerService) {
this.speakerService = speakerService;
}
@GetMapping
public String hello(
@RequestParam(value = "name", defaultValue = "Мир") String name,
@RequestParam(value = "lang", defaultValue = "ru") String lang) {
return speakerService.say(name, lang);
}
}

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package com.example.demo.speaker.configuration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import com.example.demo.speaker.domain.Speaker;
import com.example.demo.speaker.domain.SpeakerEng;
import com.example.demo.speaker.domain.SpeakerRus;
@Configuration
public class SpeakerConfiguration {
private final Logger log = LoggerFactory.getLogger(SpeakerConfiguration.class);
@Bean(value = "ru", initMethod = "init", destroyMethod = "destroy")
public SpeakerRus createRusSpeaker() {
log.info("Call createRusSpeaker()");
return new SpeakerRus();
}
@Bean(value = "en")
public Speaker createEngSpeaker() {
log.info("Call createEngSpeaker()");
return new SpeakerEng();
}
}

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package com.example.demo.speaker.domain;
public interface Speaker {
String say();
}

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package com.example.demo.speaker.domain;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import jakarta.annotation.PostConstruct;
import jakarta.annotation.PreDestroy;
@Component(value = "de")
public class SpeakerDeu implements Speaker {
private final Logger log = LoggerFactory.getLogger(SpeakerDeu.class);
@Override
public String say() {
return "Hallo";
}
@PostConstruct
public void init() {
log.info("SpeakerDeu.init()");
}
@PreDestroy
public void destroy() {
log.info("SpeakerDeu.destroy()");
}
}

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package com.example.demo.speaker.domain;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.InitializingBean;
public class SpeakerEng implements Speaker, InitializingBean, DisposableBean {
private final Logger log = LoggerFactory.getLogger(SpeakerEng.class);
@Override
public String say() {
return "Hello";
}
@Override
public void afterPropertiesSet() {
log.info("SpeakerEng.afterPropertiesSet()");
}
@Override
public void destroy() {
log.info("SpeakerEng.destroy()");
}
}

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package com.example.demo.speaker.domain;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class SpeakerRus implements Speaker {
private final Logger log = LoggerFactory.getLogger(SpeakerRus.class);
@Override
public String say() {
return "Привет";
}
public void init() {
log.info("SpeakerRus.init()");
}
public void destroy() {
log.info("SpeakerRus.destroy()");
}
}

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package com.example.demo.speaker.service;
import org.springframework.context.ApplicationContext;
import org.springframework.stereotype.Service;
import com.example.demo.speaker.domain.Speaker;
@Service
public class SpeakerService {
private final ApplicationContext applicationContext;
public SpeakerService(ApplicationContext applicationContext) {
this.applicationContext = applicationContext;
}
public String say(String name, String lang) {
@SuppressWarnings("null")
final Speaker speaker = (Speaker) applicationContext.getBean(lang);
return String.format("%s, %s!", speaker.say(), name);
}
}

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package com.example.demo.types.repository;
import org.springframework.stereotype.Repository;
import com.example.demo.core.repository.MapRepository;
import com.example.demo.types.model.TypeEntity;
@Repository
public class TypeRepository extends MapRepository<TypeEntity> {
}

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package com.example.demo.types.service;
import java.util.List;
import java.util.Optional;
import org.springframework.stereotype.Service;
import com.example.demo.core.error.NotFoundException;
import com.example.demo.types.model.TypeEntity;
import com.example.demo.types.repository.TypeRepository;
@Service
public class TypeService {
private final TypeRepository repository;
public TypeService(TypeRepository repository) {
this.repository = repository;
}
public List<TypeEntity> getAll() {
return repository.getAll();
}
public TypeEntity get(Long id) {
return Optional.ofNullable(repository.get(id))
.orElseThrow(() -> new NotFoundException(id));
}
public TypeEntity create(TypeEntity entity) {
return repository.create(entity);
}
public TypeEntity update(Long id, TypeEntity entity) {
final TypeEntity existsEntity = get(id);
existsEntity.setName(entity.getName());
return repository.update(existsEntity);
}
public TypeEntity delete(Long id) {
final TypeEntity existsEntity = get(id);
return repository.delete(existsEntity);
}
}

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package com.example.demo.users.model;
import java.util.Objects;
import com.example.demo.core.model.BaseEntity;
public class UserEntity extends BaseEntity {
private String name;
private String email;
private String numberphone;
private String password;
public UserEntity() {
super();
}
public UserEntity(Long id, String name, String email, String numberphone, String password) {
super(id);
this.name = name;
this.email = email;
this.numberphone = numberphone;
this.password = password;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getNumberPhone() {
return numberphone;
}
public void setNumberPhone(String numberphone) {
this.numberphone = numberphone;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
@Override
public int hashCode() {
return Objects.hash(id, name, email, numberphone, password);
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null || getClass() != obj.getClass())
return false;
final UserEntity other = (UserEntity) obj;
return Objects.equals(other.getId(), id)
&& Objects.equals(other.getName(), name)
&& Objects.equals(other.getEmail(), email)
&& Objects.equals(other.getNumberPhone(), numberphone)
&& Objects.equals(other.getPassword(), password);
}
}

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package com.example.demo.users.repository;
import org.springframework.stereotype.Repository;
import com.example.demo.core.repository.MapRepository;
import com.example.demo.users.model.UserEntity;
@Repository
public class UsersRepository extends MapRepository<UserEntity> {
}

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package com.example.demo.users.service;
import java.util.List;
import java.util.Optional;
import org.springframework.stereotype.Service;
import com.example.demo.core.error.NotFoundException;
import com.example.demo.users.model.UserEntity;
import com.example.demo.users.repository.UsersRepository;
@Service
public class UsersService {
private final UsersRepository repository;
public UsersService(UsersRepository repository) {
this.repository = repository;
}
public List<UserEntity> getAll() {
return repository.getAll();
}
public UserEntity get(Long id) {
return Optional.ofNullable(repository.get(id))
.orElseThrow(() -> new NotFoundException(id));
}
public UserEntity create(UserEntity entity) {
return repository.create(entity);
}
public UserEntity update(Long id, UserEntity entity) {
final UserEntity existsEntity = get(id);
existsEntity.setName(entity.getName());
existsEntity.setEmail(entity.getEmail());
existsEntity.setNumberPhone(entity.getNumberPhone());
existsEntity.setPassword(entity.getPassword());
return repository.update(existsEntity);
}
public UserEntity delete(Long id) {
final UserEntity existsEntity = get(id);
return repository.delete(existsEntity);
}
}

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package com.example.demo;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.MethodOrderer.OrderAnnotation;
import org.junit.jupiter.api.Order;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestMethodOrder;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import com.example.demo.core.error.NotFoundException;
import com.example.demo.house.model.HouseEntity;
import com.example.demo.house.service.HouseService;
@SpringBootTest
@TestMethodOrder(OrderAnnotation.class)
class HouseServiceTests {
@Autowired
private HouseService houseService;
@Test
void getTest() {
Assertions.assertThrows(NotFoundException.class, () -> houseService.get(0L, 0L));
}
@Test
@Order(1)
void createTest() {
houseService.create(1L, new HouseEntity(null, null, null, "fewfe", "cool",210.0));
houseService.create(2L, new HouseEntity(null, null, null, "weffew", "cool efwfew", 210.0));
houseService.create(3L, new HouseEntity(null, null, null, "efwfew", "very cool wffwe", 2100.0));
Assertions.assertEquals(5, houseService.getAll(0L, 1L).size());
}
@Test
@Order(2)
void updateTest() {
final HouseEntity newHouse = new HouseEntity(null, null, null, "House", "cool house", 1500.0);
final HouseEntity upHouse = houseService.update(2L, 1L, newHouse);
Assertions.assertEquals(newHouse.getTitle(), upHouse.getTitle());
Assertions.assertEquals(newHouse.getDescription(), upHouse.getDescription());
Assertions.assertEquals(newHouse.getPrice(), upHouse.getPrice());
}
@Test
@Order(3)
void deleteTest() {
houseService.delete(1L, 1L);
Assertions.assertEquals(4, houseService.getAll(0L, 1L).size());
}
}

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package com.example.demo;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import com.example.demo.speaker.service.SpeakerService;
@SpringBootTest
class SpeakerSrviceTests {
@Autowired
SpeakerService speakerService;
@Test
void testSpeakerRus() {
final String res = speakerService.say("Мир", "ru");
Assertions.assertEquals("Привет, Мир!", res);
}
@Test
void testSpeakerEng() {
final String res = speakerService.say("World", "en");
Assertions.assertEquals("Hello, World!", res);
}
@Test
void testSpeakerDeu() {
final String res = speakerService.say("Welt", "de");
Assertions.assertEquals("Hallo, Welt!", res);
}
@Test
void testSpeakerErrorWired() {
Assertions.assertThrows(NoSuchBeanDefinitionException.class, () -> speakerService.say("Мир", "rus"));
}
}

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package com.example.demo;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.MethodOrderer.OrderAnnotation;
import org.junit.jupiter.api.Order;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestMethodOrder;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import com.example.demo.core.error.NotFoundException;
import com.example.demo.types.model.TypeEntity;
import com.example.demo.types.service.TypeService;
@SpringBootTest
@TestMethodOrder(OrderAnnotation.class)
class TypeServiceTests {
@Autowired
private TypeService typeService;
@Test
void getTest() {
Assertions.assertThrows(NotFoundException.class, () -> typeService.get(0L));
}
@Test
@Order(1)
void createTest() {
typeService.create(new TypeEntity(null, "Ноутбук"));
typeService.create(new TypeEntity(null, "Телефон"));
Assertions.assertEquals(6, typeService.getAll().size());
}
@Test
@Order(2)
void updateTest() {
final String test = "TEST";
final TypeEntity entity = typeService.get(3L);
final String oldName = entity.getName();
final TypeEntity newEntity = typeService.update(3L, new TypeEntity(1L, test));
Assertions.assertEquals(6, typeService.getAll().size());
Assertions.assertEquals(newEntity, typeService.get(3L));
Assertions.assertEquals(test, newEntity.getName());
Assertions.assertNotEquals(oldName, newEntity.getName());
}
@Test
@Order(3)
void deleteTest() {
typeService.delete(3L);
Assertions.assertEquals(5, typeService.getAll().size());
final TypeEntity last = typeService.get(2L);
Assertions.assertEquals(2L, last.getId());
final TypeEntity newEntity = typeService.create(new TypeEntity(null, "Игровая приставка"));
Assertions.assertEquals(6, typeService.getAll().size());
Assertions.assertEquals(7, newEntity.getId());
}
}

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package com.example.demo;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.MethodOrderer.OrderAnnotation;
import org.junit.jupiter.api.Order;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestMethodOrder;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import com.example.demo.core.error.NotFoundException;
import com.example.demo.users.model.UserEntity;
import com.example.demo.users.service.UsersService;
@SpringBootTest
@TestMethodOrder(OrderAnnotation.class)
class UsersServiceTests {
@Autowired
private UsersService userService;
@Test
void getTest() {
Assertions.assertThrows(NotFoundException.class, () -> userService.get(0L));
}
@Test
@Order(1)
void createTest() {
userService.create(new UserEntity(null, "Иван", "", "", ""));
userService.create(new UserEntity(null, "Иван", "", "", ""));
Assertions.assertEquals(8, userService.getAll().size());
}
@Test
@Order(2)
void updateTest() {
final String test = "TEST";
final UserEntity entity = userService.get(3L);
final String oldName = entity.getName();
final UserEntity newEntity = userService.update(3L, new UserEntity(1L, test, "test", "test", "test"));
Assertions.assertEquals(8, userService.getAll().size());
Assertions.assertEquals(newEntity, userService.get(3L));
Assertions.assertEquals(test, newEntity.getName());
Assertions.assertNotEquals(oldName, newEntity.getName());
}
@Test
@Order(3)
void deleteTest() {
userService.delete(3L);
Assertions.assertEquals(7, userService.getAll().size());
final UserEntity last = userService.get(2L);
Assertions.assertEquals(2L, last.getId());
final UserEntity newEntity = userService.create(new UserEntity(null, "Игровая приставка", "", "", ""));
Assertions.assertEquals(8, userService.getAll().size());
Assertions.assertEquals(9, newEntity.getId());
}
}