fix AggProductListServiceImpl

@@ -114,8 +114,12 @@ public class AggProductListServiceImpl implements IAggProductListService, Applic
 		if (StringUtils.isBlank(order)) {
 			return null;
 		}
-		String sortField = order.split(":")[0];
-		SortOrder sortOrder = order.split(":")[1].equals("desc") ? SortOrder.DESC : SortOrder.ASC;
+		String[] orderParts = order.split(":");
+		if (orderParts.length != 2) {
+			return null;
+		}
+		String sortField = orderParts[0];
+		SortOrder sortOrder = "desc".equals(orderParts[1]) ? SortOrder.DESC : SortOrder.ASC;
 		return new SearchSort(sortField, sortOrder);
 	}
 
@@ -250,9 +254,9 @@ public class AggProductListServiceImpl implements IAggProductListService, Applic
 			searchParam.setAggregationBuilders(list);
 
 			// 3、先从缓存中获取,如果能取到，则直接返回
-			JSONObject jsonObject = searchCacheService.getJSONObjectFromCache(aggProductListSearchCache, ISearchConstants.INDEX_NAME_PRODUCT_INDEX, searchParam);
-			if (jsonObject != null) {
-				return jsonObject;
+			JSONObject cacheObject = searchCacheService.getJSONObjectFromCache(aggProductListSearchCache, ISearchConstants.INDEX_NAME_PRODUCT_INDEX, searchParam);
+			if (cacheObject != null) {
+				return cacheObject;
 			}
 			// 4、执行搜索,并构造返回结果
 			final String indexName = ISearchConstants.INDEX_NAME_PRODUCT_INDEX;
@@ -266,14 +270,14 @@ public class AggProductListServiceImpl implements IAggProductListService, Applic
 			}
 			// 5、构造返回结果
 			List<Map<String, Object>> productList = this.getAggProductListResult(((MultiBucketsAggregation) aggMaps.get(firstAggName)), totalViewNum, aggSort, secondSearchSort);
-			jsonObject = new JSONObject();
-			jsonObject.put("total", productList == null ? 0 : productList.size());
-			jsonObject.put("page", 1);
-			jsonObject.put("page_size", totalViewNum);
-			jsonObject.put("page_total", 1);
-			jsonObject.put("product_list", productList);
-			searchCacheService.addJSONObjectToCache(aggProductListSearchCache, indexName, searchParam, jsonObject);
-			return jsonObject;
+			JSONObject result = new JSONObject();
+			result.put("total",productList.size());
+			result.put("page", 1);
+			result.put("page_size", totalViewNum);
+			result.put("page_total", 1);
+			result.put("product_list", productList);
+			searchCacheService.addJSONObjectToCache(aggProductListSearchCache, indexName, searchParam, result);
+			return result;
 		} catch (Exception e) {
 			publisher.publishEvent(new SearchEvent(EventReportEnum.SEARCHCONTROLLER_AGG_PRODUCTLIST.getEventName(), EventReportEnum.SEARCHCONTROLLER_AGG_PRODUCTLIST
 					.getFunctionName(), EventReportEnum.SEARCHCONTROLLER_AGG_PRODUCTLIST.getMoudleName(), "exception", IgnoreSomeException.filterSomeException(e), null));