It is better to just lookup a function by name from the hierarchical maps in shadoworder than creating a new joined map for every lookup.

1 files changed, 6 insertions, 0 deletions

diff --git a/config-model/src/main/java/com/yahoo/searchdefinition/RankProfile.java b/config-model/src/main/java/com/yahoo/searchdefinition/RankProfile.java
index f1155a5d3cf..5c43428a5d7 100644
--- a/config-model/src/main/java/com/yahoo/searchdefinition/RankProfile.java
+++ b/config-model/src/main/java/com/yahoo/searchdefinition/RankProfile.java
@@ -541,6 +541,12 @@ public class RankProfile implements Serializable, Cloneable {
         return rankingExpressionFunction;
     }
 
+    public RankingExpressionFunction findFunction(String name) {
+        RankingExpressionFunction function = functions.get(name);
+        return ((function == null) && (getInherited() != null))
+                ? getInherited().findFunction(name)
+                : function;
+    }
     /** Returns an unmodifiable snapshot of the functions in this */
     public Map<String, RankingExpressionFunction> getFunctions() {
         if (functions.isEmpty() && getInherited() == null) return Collections.emptyMap();