都过滤掉情况，返回一个

@@ -178,17 +178,15 @@ public class CsSearchResourceService {
             return;
         }
         // 过滤掉无库存、下架的
-        filterProductList(sknReturnInfoList);
-        if (CollectionUtils.isEmpty(sknReturnInfoList)) {
-            return;
-        }
+        sknReturnInfoList = filterProductList(sknReturnInfoList);
         // 构造skn map
         Map<Integer, Map<String, Object>> sknReturnInfoMap = buildSknReturnInfoMap(sknReturnInfoList);
         // 构建最终的主体精选resource
         buildFianlThemeResource(validResources, sknReturnInfoMap);
     }
 
-    private void filterProductList(List<Map<String, Object>> sknReturnInfoList) {
+    private List<Map<String, Object>> filterProductList(List<Map<String, Object>> sknReturnInfoList) {
+        List<Map<String, Object>> old = Lists.newArrayList(sknReturnInfoList);
         Iterator<Map<String, Object>> iterator = sknReturnInfoList.iterator();
         while (iterator.hasNext()) {
             Map<String, Object> product = iterator.next();
@@ -197,6 +195,12 @@ public class CsSearchResourceService {
                 continue;
             }
         }
+        // 都过滤掉的话，返回原来的
+        if(CollectionUtils.isEmpty(sknReturnInfoList)){
+            return old;
+        }else{
+            return sknReturnInfoList;
+        }
     }
 
     private void buildFianlThemeResource(List<Map<String, Object>> validResources, Map<Integer, Map<String, Object>> sknReturnInfoMap) {