revert

@@ -82,7 +82,6 @@ public class GoodProductListService implements IGoodProductsService {
 		List<Integer> smallSortIds = this.getProductSknSmallSortIds(paramMap, maxSmallSortCount);
 		// 3、再每个品类下获取5个SKN[每次随机打乱]
 		List<String> recommondSkns = this.getRecommondedSkns(smallSortIds, maxProductSknCountPerSort, paramMap);
-		Collections.shuffle(recommondSkns);
 
 		// 4、构造搜索参数
 		SearchParam searchParam = new SearchParam();
@@ -318,6 +317,7 @@ public class GoodProductListService implements IGoodProductsService {
 			int toIndex = (i + 1) * maxCountPerGroup;
 			result.put(i, recommendedSknList.subList(fromIndex, toIndex > maxSize ? maxSize : toIndex));
 		}
+		Collections.shuffle(recommendedSknList);
 		return result;
 	}