直通车间隔改成动态配置

@@ -249,13 +249,14 @@ public class UserRecallResponseBuilder {
         // 3、插入【直通车】商品
         iterator = sknResultList.iterator();
         int index = 0;
+        int directTrainIndexInterval = searchDynamicConfigService.directTrainIndexInterval();
         while (iterator.hasNext()) {
             RecallMergerResult.SknResult sknResult = iterator.next();
             // 生成插入位置-超出新列表的长度，则直接丢弃
             int totalNewProductListSize = results.size();
-            int randomIndex = (int) (4 * (index++ + Math.random()));
+            int randomIndex = (int) (directTrainIndexInterval * (index++ + Math.random()));
             if (randomIndex == 0 && !results.isEmpty()) {
-                randomIndex = 1;
+                randomIndex = 1;//不影响firstSkn
             }
             if (randomIndex <= totalNewProductListSize) {
                 results.add(randomIndex, sknResult);

@@ -185,6 +185,16 @@ public class SearchDynamicConfigService {
 	}
 
 	/**
+	 * 新的的召回策略-最多预测的品牌品类
+	 *
+	 * @return
+	 */
+	public int directTrainIndexInterval() {
+		return configReader.getInt("search.persional.newstrategy.directtrain.index.interval",4);
+	}
+
+
+	/**
 	 * 新的的召回策略-召回来后是否再次进行品类品牌的平衡
 	 *
 	 * @return

@@ -53,7 +53,11 @@ search.persional.newstrategy.open=true
 search.persional.newstrategy.promotion.open=true
 search.persional.newstrategy.first_page_cache.open=false
 search.persional.newstrategy.common.join_score.open=true
+search.persional.newstrategy.forecast.max_sort_brand.count=20
+search.persional.newstrategy.realtime.max_sort_brand.count=20
 search.persional.newstrategy.max_join_sort_brand.count=20
+search.persional.newstrategy.directtrain.index.interval=4
+
 search.persional.newstrategy.sort_brand_balance.open=false
 
 #rateLimit