搜索bugfix2

src/main/java/com/caimei365/commodity/service/impl/SearchProductServiceImpl.java

@@ -101,7 +101,9 @@ public class SearchProductServiceImpl implements SearchProductService {
             if (brandFilter.contains("OR")) {
                 brandFilter = "(" + brandFilter + ")";
             }
-            filterList.add(brandFilter);
+            if (!StringUtils.isEmpty(brandFilter)) {
+                filterList.add(brandFilter);
+            }
         }
         String filter = "";
         StringBuffer filterBuffer = new StringBuffer();
@@ -262,7 +264,9 @@ public class SearchProductServiceImpl implements SearchProductService {
             if (brandFilter.contains("OR")) {
                 brandFilter = "(" + brandFilter + ")";
             }
-            filterList.add(brandFilter);
+            if (!StringUtils.isEmpty(brandFilter)) {
+                filterList.add(brandFilter);
+            }
         }
         String filter = "";
         StringBuffer filterBuffer = new StringBuffer();