Only set ranking property if not already set

2 files changed, 7 insertions, 2 deletions

diff --git a/sample-apps/blog-recommendation/src/main/application/searchdefinitions/blog_post.sd b/sample-apps/blog-recommendation/src/main/application/searchdefinitions/blog_post.sd
index 5069b9302eb..4e424b59458 100644
--- a/sample-apps/blog-recommendation/src/main/application/searchdefinitions/blog_post.sd
+++ b/sample-apps/blog-recommendation/src/main/application/searchdefinitions/blog_post.sd
@@ -55,7 +55,7 @@ search blog_post {
 
     }
 
-    rank-profile default {
+    rank-profile tensor {
         first-phase {
             expression {
                 sum(query(user_item_cf) * attribute(user_item_cf))
diff --git a/sample-apps/blog-recommendation/src/main/java/com/yahoo/example/BlogTensorSearcher.java b/sample-apps/blog-recommendation/src/main/java/com/yahoo/example/BlogTensorSearcher.java
index c142c0e0986..d97d2898a41 100644
--- a/sample-apps/blog-recommendation/src/main/java/com/yahoo/example/BlogTensorSearcher.java
+++ b/sample-apps/blog-recommendation/src/main/java/com/yahoo/example/BlogTensorSearcher.java
@@ -35,7 +35,12 @@ public class BlogTensorSearcher extends Searcher {
             }
             QueryTreeUtil.andQueryItemWithRoot(query, notItem);
 
-            // Send the user profile to the ranking framework.
+            // Modify the ranking by using the 'tensor' rank-profile (as defined in blog_post.sd)...		 +            // Send the user profile to the ranking framework.
+            if (query.properties().get("ranking") == null) {
+                query.properties().set(new CompoundName("ranking"), "tensor");
+            }
+
+            // ... and setting 'query(user_item_cf)' used in that rank-profile
             query.getRanking().getFeatures().put("query(user_item_cf)", toTensor(userItemCfProperty));
         }