594策略调整

ad-engine-service/src/main/java/com/tzld/piaoquan/ad/engine/service/predict/model/threshold/NoShareUserThresholdPredictModel.java

@@ -34,7 +34,7 @@ public class NoShareUserThresholdPredictModel extends ThresholdPredictModel {
     @Autowired
     private FeatureRemoteService featureRemoteService;
 
-    Random random;
+    Random random=new Random();
 
     @Value("${ad.predict.threshold.share0:0.4}")
     private double threshold;