feat:添加特征表数量的标识

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

@@ -227,6 +227,12 @@ public class RecommendService {
                 map.put("pushFromRank", JSONUtils.toJson(v.getPushFromRank()));
                 map.put("abExpCode", JSONUtils.toJson(param.getAbExpCodes()));
 
+                long featureTableSize = v.getMetaFeatureMap().entrySet()
+                        .stream()
+                        .filter(e -> MapUtils.isNotEmpty(e.getValue()))
+                        .count();
+                map.put("featureTableSize", String.valueOf(featureTableSize));
+
                 return map;
 
             }).collect(Collectors.toList());