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2025-03 spring data rest

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2025-08-07 13:09:26 +02:00
parent 1c65cb972c
commit 747346c07c
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2025-03/spring-31-data-rest/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>ru.otus</groupId>
<artifactId>spring-31-data-rest</artifactId>
<version>1.0</version>
<packaging>pom</packaging>
<modules>
<module>spring-31-exercise</module>
<module>spring-31-solution</module>
</modules>
</project>
2025-03/spring-31-data-rest/requests.http
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### "Index page"
GET http://localhost:8080/actuator
### Список бинов, созданных в приложении
GET http://localhost:8080/actuator/beans
### Информация о приложении
GET http://localhost:8080/actuator/info
### Все @ConfigurationProperties
GET http://localhost:8080/actuator/configprops
### Все перепенные окружения
GET http://localhost:8080/actuator/env
### Список логгеров
GET http://localhost:8080/actuator/loggers
### Конфигурация конкретного логгера
GET http://localhost:8080/actuator/loggers/org.springframework
### Изменение уровня логгирования в runtime
POST http://localhost:8080/actuator/loggers/org.springframework
Content-Type: application/json
{
"configuredLevel": "TRACE"
}
### Healthchecks
GET http://localhost:8080/actuator/health
### Собственный healthcheck
GET http://localhost:8080/actuator/health/my
### Список метрик
GET http://localhost:8080/actuator/metrics
### Состояние подключений к БД
GET http://localhost:8080/actuator/metrics/hikaricp.connections.usage
### Загрузка CPU приложением
GET http://localhost:8080/actuator/metrics/process.cpu.usage
### Используемая JVM память
GET http://localhost:8080/actuator/metrics/jvm.memory.used
### Получение данных о запросах
# Дополнительно можно настроить SLA, персентили и т.д.
# причём для отдельных запросов
GET http://localhost:8080/actuator/metrics/http.server.requests
### А вот все метрики для Promehteus
GET http://localhost:8080/actuator/prometheus
### Spring Data REST - Single entity
GET http://localhost:8080/person/40
### Spring Data REST - Collection
GET http://localhost:8080/person
### Add Alex
POST http://localhost:8080/person
Content-Type: application/json
{
"name": "Alex"
}
### Rename Ivan
PATCH http://localhost:8080/person/1
Content-Type: application/json
{
"name": "Anton"
}
###
2025-03/spring-31-data-rest/spring-31-exercise/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>ru.otus</groupId>
<artifactId>spring-31-exercise</artifactId>
<version>1.0-SNAPSHOT</version>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.1.3</version>
<relativePath/>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<!-- Вот это и есть Spring Data REST -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-rest</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
<groupId>io.micrometer</groupId>
<artifactId>micrometer-registry-prometheus</artifactId>
</dependency>
<!-- HAL Explorer - это Swagger для Spring Data REST -->
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-rest-hal-explorer</artifactId>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
2025-03/spring-31-data-rest/spring-31-exercise/src/main/java/ru/otus/spring/microservice/App.java
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package ru.otus.spring.microservice;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import jakarta.annotation.PostConstruct;
import ru.otus.spring.microservice.domain.Person;
import ru.otus.spring.microservice.repostory.PersonRepository;
@SpringBootApplication
@EnableWebMvc
public class App {
@Autowired
private PersonRepository repository;
public static void main(String[] args) {
SpringApplication.run(App.class);
}
@PostConstruct
public void init() {
for(int i = 0 ; i < 1000; ++i) {
repository.save(new Person("Ivan"));
repository.save(new Person("Maria"));
}
}
}
2025-03/spring-31-data-rest/spring-31-exercise/src/main/java/ru/otus/spring/microservice/domain/Person.java
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package ru.otus.spring.microservice.domain;
import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.Id;
@Entity
public class Person {
@Id
@GeneratedValue
private int id;
private String name;
public Person() {
}
public Person(String name) {
this.name = name;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
2025-03/spring-31-data-rest/spring-31-exercise/src/main/java/ru/otus/spring/microservice/repostory/PersonRepository.java
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package ru.otus.spring.microservice.repostory;
import java.util.List;
import org.springframework.data.repository.CrudRepository;
import org.springframework.data.rest.core.annotation.RepositoryRestResource;
import org.springframework.data.rest.core.annotation.RestResource;
import ru.otus.spring.microservice.domain.Person;
@RepositoryRestResource(path = "person")
public interface PersonRepository extends CrudRepository<Person, Integer> {
@Override
List<Person> findAll();
@RestResource(path = "names")
List<Person> findByName(String name);
}
2025-03/spring-31-data-rest/spring-31-exercise/src/main/resources/application.yml
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2025-03/spring-31-data-rest/spring-31-solution/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>ru.otus</groupId>
<artifactId>spring-31-solution</artifactId>
<version>1.0-SNAPSHOT</version>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>3.1.3</version>
<relativePath/>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency>
<!-- Вот это и есть Spring Data REST -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-rest</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-actuator</artifactId>
</dependency>
<dependency>
<groupId>io.micrometer</groupId>
<artifactId>micrometer-registry-prometheus</artifactId>
</dependency>
<!-- HAL Explorer - это Swagger для Spring Data REST -->
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-rest-hal-explorer</artifactId>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
2025-03/spring-31-data-rest/spring-31-solution/src/main/java/ru/otus/spring/microservice/App.java
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package ru.otus.spring.microservice;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import jakarta.annotation.PostConstruct;
import ru.otus.spring.microservice.domain.Person;
import ru.otus.spring.microservice.repostory.PersonRepository;
@SpringBootApplication
@EnableWebMvc
public class App {
@Autowired
private PersonRepository repository;
public static void main(String[] args) {
SpringApplication.run(App.class);
}
@PostConstruct
public void init() {
for(int i = 0 ; i < 1000; ++i) {
repository.save(new Person("Ivan"));
repository.save(new Person("Maria"));
}
}
}
2025-03/spring-31-data-rest/spring-31-solution/src/main/java/ru/otus/spring/microservice/actuators/RandomHealthIndicator.java
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package ru.otus.spring.microservice.actuators;
import java.util.Random;
import org.springframework.boot.actuate.health.Health;
import org.springframework.boot.actuate.health.HealthIndicator;
import org.springframework.boot.actuate.health.Status;
import org.springframework.stereotype.Component;
@Component
public class RandomHealthIndicator implements HealthIndicator {
private final Random random = new Random();
@Override
public Health health() {
boolean serverIsDown = random.nextBoolean();
if (serverIsDown) {
return Health.down()
.status(Status.DOWN)
.withDetail("message", "Караул!")
.build();
} else {
return Health.up().withDetail("message", "Ура, товарищи!").build();
}
}
}
2025-03/spring-31-data-rest/spring-31-solution/src/main/java/ru/otus/spring/microservice/domain/Person.java
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package ru.otus.spring.microservice.domain;
import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.Id;
@Entity
public class Person {
@Id
@GeneratedValue
private int id;
private String name;
public Person() {
}
public Person(String name) {
this.name = name;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
2025-03/spring-31-data-rest/spring-31-solution/src/main/java/ru/otus/spring/microservice/repostory/PersonRepository.java
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package ru.otus.spring.microservice.repostory;
import java.util.List;
import org.springframework.data.repository.CrudRepository;
import org.springframework.data.rest.core.annotation.RepositoryRestResource;
import org.springframework.data.rest.core.annotation.RestResource;
import ru.otus.spring.microservice.domain.Person;
@RepositoryRestResource(path = "person")
public interface PersonRepository extends CrudRepository<Person, Integer> {
@Override
List<Person> findAll();
@RestResource(path = "names", rel = "names")
List<Person> findByName(String name);
}
2025-03/spring-31-data-rest/spring-31-solution/src/main/resources/application.yml
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management:
endpoints:
web:
exposure:
include: "*"
endpoint:
health:
show-details: always
health:
defaults:
enabled: true
spring:
jmx:
enabled: true