找相似功能最多返回300个SKN

 package com.yoho.search.service.servicenew.impl;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 
@@ -9,6 +10,9 @@ import org.elasticsearch.index.query.MultiMatchQueryBuilder;
 import org.elasticsearch.index.query.QueryBuilders;
 import org.elasticsearch.index.query.functionscore.FunctionScoreQueryBuilder;
 import org.elasticsearch.index.query.functionscore.ScoreFunctionBuilders;
+import org.elasticsearch.search.sort.SortBuilder;
+import org.elasticsearch.search.sort.SortBuilders;
+import org.elasticsearch.search.sort.SortOrder;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
@@ -59,7 +63,7 @@ public class SearchLikeServiceImpl implements ISearchLikeService {
 			return new SearchApiResult().setCode(400).setMessage("分页参数不合法");
 		}
 		if (pageSize > 50) {
-			pageSize = 100;
+			pageSize = 50;
 		}
 		// 用来做加分
 		int brand_id = (int) productInfo.get("brand_id");
@@ -114,8 +118,10 @@ public class SearchLikeServiceImpl implements ISearchLikeService {
 		boolFilter.mustNot(QueryBuilders.termsQuery("isGlobal", "Y"));
 		searchParam.setFiter(boolFilter);
 
-		// 4、设置排序规则
-		searchParam.setSortBuilders(searchSortHelper.buildSortList(paramMap));
+		// 4、设置排序规则[支持持按打分排序]
+		List<SortBuilder>sortBuilders = new ArrayList<SortBuilder>();
+		sortBuilders.add(SortBuilders.fieldSort("_score").order(SortOrder.DESC));
+		searchParam.setSortBuilders(sortBuilders);
 
 		// 5、设置分页
 		searchParam.setPage(page);
@@ -133,14 +139,31 @@ public class SearchLikeServiceImpl implements ISearchLikeService {
 		SearchResult searchResult = searchCommonService.doSearch(ISearchConstants.INDEX_NAME_PRODUCT_INDEX, searchParam);
 		SearchApiResult searchApiResult = new SearchApiResult();
 		dataMap = new JSONObject();
-		dataMap.put("total", searchResult.getTotal());
-		dataMap.put("page", searchResult.getPage());
-		dataMap.put("page_size", searchParam.getSize());
-		dataMap.put("page_total", searchResult.getTotalPage());
+		
+		long total = searchResult.getTotal();
+		if(total>300){
+			total = 300;
+		}
+		dataMap.put("total", total);
+		dataMap.put("page", page);
+		dataMap.put("page_size", pageSize);
+		dataMap.put("page_total", this.getPageTotal(total, pageSize));
+		dataMap.put("product_info", productInfo);
 		dataMap.put("product_list", searchServiceHelper.getProductMapList(searchResult.getResultList()));
 		searchCacheService.addJSONObjectToCache(cacheEnum, productIndexName, searchParam, dataMap);
 		return searchApiResult.setData(dataMap);
 	}
+	
+	private long getPageTotal(long total,int pageSize){
+		if(pageSize<=0){
+			return total;
+		}
+		if(total % pageSize==0){
+			return total / pageSize;
+		}else{
+			return total / pageSize + 1;
+		}
+	}
 
 	private JSONObject getProductSknInfo(String productSkn) {
 		SearchParam searchParam = new SearchParam();