<dependency>  <groupId>org.springframework.bootgroupId>  <artifactId>spring-boot-starter-data-elasticsearchartifactId>dependency>
<dependency>  <groupId>org.springframework.bootgroupId>  <artifactId>spring-boot-starter-webartifactId>dependency>
<dependency>  <groupId>org.springframework.bootgroupId>  <artifactId>spring-boot-starter-testartifactId>  <scope>testscope>dependency>

spring:  elasticsearch:    rest:      uris:      - http://localhost:9201---logging:  level:    com.pack: debug    org.springframework.data.elasticsearch.core: debug

@Document(createIndex = true, indexName = "products", shards = 3, replicas = 1)public class Product {
  @Id  private Long id ;  @Field(analyzer = "ik_max_word", type = FieldType.Text)  private String title ;  @Field(type= FieldType.Keyword)  private String category ;  @Field(type = FieldType.Double)  private Double price ;  @Field(type = FieldType.Keyword, index = false)  private String images ;  @Override  public String toString() {    return "Product [id=" + id + ", title=" + title + ", category=" + category + ", price=" + price + ", images="      + images + "]";  }
}

public interface ProductRepository extends ElasticsearchRepository<Product, Long> {}

public interface ProductRepository extends ElasticsearchRepository {    List findByTitle(String title) ;    @Query("{"fuzzy": {"title": "?0"}}")  Page findByTitle(String sex,Pageable pageable);  // 自定义查询  @Query("{"match": {"category": "?0"}}")  Page findByCategory(String category,Pageable pageable);    // 高亮设置  @Highlight(fields = {@HighlightField(name = "title"), @HighlightField(name = "category")})  List> findByTitleOrCategory(String title, String category,Pageable pageable) ;}

@Resourceprivate ProductRepository productRepository ;@Resourceprivate ElasticsearchRestTemplate elasticTemplate ;  @Testpublic void testCreate() {  Product product = new Product() ;  product.setId(3L) ;  product.setCategory("配件") ;  product.setPrice(299.5d) ;  product.setImages("http://www.pack.com/memory.jpg") ;  product.setTitle("很牛逼的内存条") ;  productRepository.save(product) ;}  @Testpublic void testQuery() {  Product product = productRepository.findById(1L).orElse(null) ;  System.out.println(product) ;}  @Testpublic void testFindAll() {  Pageable pageable = PageRequest.of(1, 2) ;  Page page = productRepository.findAll(pageable) ;  System.out.println(page.getTotalPages() + "n" + page.getContent()) ;}  @Testpublic void testTermSearch() {  for (Product p : productRepository.findByTitle("Java从入门到精通")) {    System.out.println(p) ;  }}  @Testpublic void testFindByTitle() {  Pageable pageable = PageRequest.of(0, 2) ;  Page page = productRepository.findByTitle("Java", pageable) ;  System.out.println(page.getTotalPages() + "n" + page.getContent()) ;}  @Testpublic void testFindByCategory() {  Pageable pageable = PageRequest.of(0, 2) ;  Page page = productRepository.findByCategory("书籍", pageable) ;  System.out.println(page.getTotalPages() + "n" + page.getContent()) ;}  @Testpublic void testCriteriaQuery() {  Criteria criteria = new Criteria("price").greaterThan(50).lessThan(80);  Query query = new CriteriaQuery(criteria);  SearchHits hits = elasticTemplate.search(query, Product.class, IndexCoordinates.of("products")) ;  for (SearchHit hit : hits) {    System.out.println(hit) ;  }}  @Testpublic void testStringQuery() {  Query query = new StringQuery("{ "match": { "category": { "query": "配件" } } } ");  SearchHits hits = elasticTemplate.search(query, Product.class);  for (SearchHit hit : hits) {    System.out.println(hit) ;  }}
@Testpublic void testStringQueryFuzzy() {  Query query = new StringQuery("{ "fuzzy":{"title":{"value":"Java"}} }");  HighlightQuery highlightQuery = null ;  HighlightBuilder highBuilder = new HighlightBuilder().preTags("").postTags("").field("title") ;  highlightQuery = new HighlightQuery(highBuilder) ;  query.setHighlightQuery(highlightQuery) ;  SearchHits hits = elasticTemplate.search(query, Product.class);  for (SearchHit hit : hits) {    System.out.println(hit + "n" + hit.getHighlightField("title")) ;  }}