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Spring Boot 整合 Elasticsearch，实现 function score query 权重分查询

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JeffLi1993
2017-05-17 15:19:37 +08:00
committed by liqiangqiang
parent 931cd7dbc0
commit e7167edd53
5 changed files with 31 additions and 16 deletions
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9
springboot-elasticsearch/src/main/java/org/spring/springboot/controller/CityRestController.java
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@@ -3,9 +3,10 @@ package org.spring.springboot.controller;
import org.spring.springboot.domain.City; import org.spring.springboot.domain.City;
import org.spring.springboot.service.CityService; import org.spring.springboot.service.CityService;
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.web.bind.annotation.*; import org.springframework.web.bind.annotation.*;
import java.util.List;
/** /**
* 城市 Controller 实现 Restful HTTP 服务 * 城市 Controller 实现 Restful HTTP 服务
* <p> * <p>
@@ -18,12 +19,12 @@ public class CityRestController {
private CityService cityService; private CityService cityService;
@RequestMapping(value = "/api/city", method = RequestMethod.POST) @RequestMapping(value = "/api/city", method = RequestMethod.POST)
public void createCity(@RequestBody City city) { public Long createCity(@RequestBody City city) {
cityService.saveCity(city); return cityService.saveCity(city);
} }
@RequestMapping(value = "/api/city/search", method = RequestMethod.GET) @RequestMapping(value = "/api/city/search", method = RequestMethod.GET)
public Page<City> searchCity(@RequestParam(value = "pageNumber") Integer pageNumber, public List<City> searchCity(@RequestParam(value = "pageNumber") Integer pageNumber,
@RequestParam(value = "pageSize", required = false) Integer pageSize, @RequestParam(value = "pageSize", required = false) Integer pageSize,
@RequestParam(value = "searchContent") String searchContent) { @RequestParam(value = "searchContent") String searchContent) {
return cityService.searchCity(pageNumber,pageSize,searchContent); return cityService.searchCity(pageNumber,pageSize,searchContent);

7
springboot-elasticsearch/src/main/java/org/spring/springboot/domain/City.java
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@@ -9,11 +9,10 @@ import java.io.Serializable;
* *
* Created by bysocket on 03/05/2017. * Created by bysocket on 03/05/2017.
*/ */
@Document(indexName = "cityIndex", type = "city") @Document(indexName = "cityindex", type = "city")
public class City { public class City implements Serializable{
// implements Serializable private static final long serialVersionUID = -1L;
// private static final long serialVersionUID = -1L;
/** /**
* 城市编号 * 城市编号

14
springboot-elasticsearch/src/main/java/org/spring/springboot/repository/CityRepository.java Normal file
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@@ -0,0 +1,14 @@
package org.spring.springboot.repository;
import org.spring.springboot.domain.City;
import org.springframework.data.elasticsearch.repository.ElasticsearchRepository;
import org.springframework.stereotype.Repository;
/**
* Created by bysocket on 17/05/2017.
*/
@Repository
public interface CityRepository extends ElasticsearchRepository<City,Long> {
}

4
springboot-elasticsearch/src/main/java/org/spring/springboot/service/CityService.java
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@@ -2,7 +2,7 @@
package org.spring.springboot.service; package org.spring.springboot.service;
import org.spring.springboot.domain.City; import org.spring.springboot.domain.City;
import org.springframework.data.domain.Page; import java.util.List;
public interface CityService { public interface CityService {
@@ -22,5 +22,5 @@ public interface CityService {
* @param searchContent * @param searchContent
* @return * @return
*/ */
Page<City> searchCity(Integer pageNumber, Integer pageSize, String searchContent); List<City> searchCity(Integer pageNumber, Integer pageSize, String searchContent);
} }

9
springboot-elasticsearch/src/main/java/org/spring/springboot/service/impl/CityServiceImpl.java
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@@ -34,17 +34,17 @@ public class CityServiceImpl implements CityService {
@Override @Override
public Long saveCity(City city) { public Long saveCity(City city) {
City cityResult = cityRepository.save(city); City cityResult = cityRepository.save(city);
return cityResult.getId(); return cityResult.getId();
} }
@Override @Override
public Page<City> searchCity(Integer pageNumber, public List<City> searchCity(Integer pageNumber,
Integer pageSize, Integer pageSize,
String searchContent) { String searchContent) {
// 分页参数 // 分页参数
// 按城市编号倒序 Pageable pageable = new PageRequest(pageNumber, pageSize);
Pageable pageable = new PageRequest(pageNumber, pageSize, Sort.Direction.DESC, "id");
// Function Score Query // Function Score Query
FunctionScoreQueryBuilder functionScoreQueryBuilder = QueryBuilders.functionScoreQuery() FunctionScoreQueryBuilder functionScoreQueryBuilder = QueryBuilders.functionScoreQuery()
@@ -60,7 +60,8 @@ public class CityServiceImpl implements CityService {
LOGGER.info("\n searchCity(): searchContent [" + searchContent + "] \n DSL = \n " + searchQuery.getQuery().toString()); LOGGER.info("\n searchCity(): searchContent [" + searchContent + "] \n DSL = \n " + searchQuery.getQuery().toString());
return cityRepository.search(searchQuery); Page<City> searchPageResults = cityRepository.search(searchQuery);
return searchPageResults.getContent();
} }
} }