elasticsearch_springboot初次使用

elasticsearch_springboot初次使用

先运行一波

elasticsearch下载及启动说明

源码

pom

 <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-elasticsearch</artifactId>
        </dependency>

        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

实体

    @NoArgsConstructor@Data@AllArgsConstructor
@Document(indexName = "database",type = "employee")
public class Employee {

    private String id;

    private String firstName;

    private String lastName;

    private Integer age;

    private String about;

}

repository

@Component
public interface EmployeeRepository extends ElasticsearchRepository<Employee, String> {
    Employee queryEmployeeById(String id);

    Page<Employee> queryEmployeeByFirstNameContaining(String firstNameContain, Pageable pageable);
}

application.properties

elasticsearch

spring.data.elasticsearch.cluster-name=elasticsearch
spring.data.elasticsearch.cluster-nodes=127.0.0.1:9300
#spring.data.elasticsearch.local=false
spring.data.elasticsearch.repositories.enable=true

controller

@Slf4j
@RestController
@RequestMapping("/es")
public class EmployeeController {


    @Autowired
    EmployeeRepository employeeRepository;

    @GetMapping("/find/{id}")
    public Employee findById(@PathVariable("id") String employeeId) {
        Employee employee = employeeRepository.queryEmployeeById(employeeId);

        return employee;
    }

    @PostMapping("/add")
    public void saveEmployee(
            @RequestParam("id") String employeeId,
            @RequestParam("firstName") String firstName,
            @RequestParam("lastName") String lastName,
            @RequestParam("age") Integer age,
            @RequestParam("about") String about
    ) {
        Employee employee = new Employee(employeeId, firstName, lastName, age, about);
        Employee save = employeeRepository.save(employee);
        log.info("[新增职员] id:{}", employee.getId());

    }

    //deleteMapping 不能用 怎么回事 wori 开着全局vpn 全部不能用 害的整了半天
    @GetMapping("/delete/{id}")
    public void deleteEmployee(@PathVariable("id") String employeeId) {
        employeeRepository.deleteById(employeeId);

        log.info("[删除职员] id:{}", employeeId);

    }

    @GetMapping("/find_firstname/{firstNameContain}")
    public Page<Employee> findByContainFirstName(@PathVariable("firstNameContain") String firstNameContain) {
        Pageable pageable = new PageRequest(0, 5);
        Page<Employee> employeePage = employeeRepository.queryEmployeeByFirstNameContaining(firstNameContain, pageable);

        return employeePage;
    }
}

运行情况