springboot整合elasticsearch步骤
时间: 2023-07-04 19:27:14 浏览: 95
好的,下面是Spring Boot整合Elasticsearch的步骤:
1. 添加Elasticsearch依赖
在pom.xml文件中添加Elasticsearch的依赖:
```xml
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-elasticsearch</artifactId>
</dependency>
```
2. 配置Elasticsearch连接信息
在application.properties文件中添加Elasticsearch连接信息:
```properties
spring.data.elasticsearch.cluster-name=my-application
spring.data.elasticsearch.cluster-nodes=127.0.0.1:9300
```
3. 创建Elasticsearch实体类
创建一个实体类,用于映射到Elasticsearch的文档对象:
```java
@Document(indexName = "index_name", type = "type_name")
public class Book {
@Id
private String id;
private String name;
private String author;
private String description;
// getters and setters
}
```
4. 创建Elasticsearch仓库
创建一个继承自ElasticsearchRepository的仓库接口,用于操作Elasticsearch:
```java
public interface BookRepository extends ElasticsearchRepository<Book, String> {
}
```
5. 编写业务逻辑
在业务逻辑中使用BookRepository进行Elasticsearch的CRUD操作:
```java
@Service
public class BookService {
@Autowired
private BookRepository bookRepository;
public void save(Book book) {
bookRepository.save(book);
}
public Book getById(String id) {
Optional<Book> optional = bookRepository.findById(id);
return optional.orElse(null);
}
public void deleteById(String id) {
bookRepository.deleteById(id);
}
}
```
好了,以上就是Spring Boot整合Elasticsearch的步骤,希望能对你有所帮助。
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