fix adidas

@@ -152,7 +152,7 @@ public class FunctionScoreSearchHelper {
 			scorers.add(searchScorerFactory.getCsBrandKeyWordScorer(query));
 		}
 		// 7、添加特殊店铺的打分器
-		if(query.contains("adidas")){
+		if(StringUtils.isNotBlank(query) && query.contains("adidas")){
 			scorers.add(searchScorerFactory.getSpecialShopScorer(SpecialShopConstants.DOWNGRADE_SHOPIDS, 0.1f));
 		}else{
 			scorers.add(searchScorerFactory.getSpecialShopScorer(SpecialShopConstants.DOWNGRADE_SHOPIDS, 0.6f));