Merge branch 'feature_filter' of algorithm/recommend-server into master

recommend-server-service/src/main/java/com/tzld/piaoquan/recommend/server/service/filter/AbstractFilterService.java

@@ -2,6 +2,7 @@ package com.tzld.piaoquan.recommend.server.service.filter;
 
 import com.alibaba.fastjson.JSONObject;
 import com.google.common.base.Stopwatch;
+import com.google.common.collect.Lists;
 import com.tzld.piaoquan.recommend.server.common.ThreadPoolFactory;
 import com.tzld.piaoquan.recommend.server.service.PreViewedService;
 import com.tzld.piaoquan.recommend.server.service.ServiceBeanFactory;
@@ -241,7 +242,7 @@ public abstract class AbstractFilterService {
         if (CollectionUtils.isEmpty(videoIds)) {
             return Collections.emptyList();
         }
-        List<Long> result = new ArrayList<>();
+        List<Long> result = Lists.newArrayList(param.getVideoIds());
         for (int i = 0; i < videoIds.size(); ++i) {
             result.retainAll(videoIds.get(i));
         }