Add feature falg control of new nested multivalue grouping.

1 files changed, 5 insertions, 0 deletions

diff --git a/config-model/src/main/java/com/yahoo/schema/derived/RawRankProfile.java b/config-model/src/main/java/com/yahoo/schema/derived/RawRankProfile.java
index 349fe1404ed..82c0c9d516a 100644
--- a/config-model/src/main/java/com/yahoo/schema/derived/RawRankProfile.java
+++ b/config-model/src/main/java/com/yahoo/schema/derived/RawRankProfile.java
@@ -154,6 +154,7 @@ public class RawRankProfile implements RankProfilesConfig.Producer {
         private final OptionalDouble postFilterThreshold;
         private final OptionalDouble approximateThreshold;
         private final double rankScoreDropLimit;
+        private final boolean enableNestedMultivalueGrouping;
 
         /**
          * The rank type definitions used to derive settings for the native rank features
@@ -193,6 +194,7 @@ public class RawRankProfile implements RankProfilesConfig.Producer {
             minHitsPerThread = compiled.getMinHitsPerThread();
             numSearchPartitions = compiled.getNumSearchPartitions();
             termwiseLimit = compiled.getTermwiseLimit().orElse(deployProperties.featureFlags().defaultTermwiseLimit());
+            enableNestedMultivalueGrouping = deployProperties.featureFlags().enableNestedMultivalueGrouping();
             postFilterThreshold = compiled.getPostFilterThreshold();
             approximateThreshold = compiled.getApproximateThreshold();
             keepRankCount = compiled.getKeepRankCount();
@@ -418,6 +420,9 @@ public class RawRankProfile implements RankProfilesConfig.Producer {
             if (termwiseLimit < 1.0) {
                 properties.add(new Pair<>("vespa.matching.termwise_limit", termwiseLimit + ""));
             }
+            if (enableNestedMultivalueGrouping) {
+                properties.add(new Pair<>("vespa.temporary.enable_nested_multivalue_grouping", String.valueOf(enableNestedMultivalueGrouping)));
+            }
             if (postFilterThreshold.isPresent()) {
                 properties.add(new Pair<>("vespa.matching.global_filter.upper_limit", String.valueOf(postFilterThreshold.getAsDouble())));
             }