1 files changed, 8 insertions, 7 deletions
diff --git a/container-search/src/main/java/com/yahoo/search/grouping/request/ConstantValue.java b/container-search/src/main/java/com/yahoo/search/grouping/request/ConstantValue.java
index ad8c1ef1cc9..81712424829 100644
--- a/container-search/src/main/java/com/yahoo/search/grouping/request/ConstantValue.java
+++ b/container-search/src/main/java/com/yahoo/search/grouping/request/ConstantValue.java
@@ -7,23 +7,24 @@ package com.yahoo.search.grouping.request;
  * data types are represented as subclasses of this.
  *
  * @author Simon Thoresen Hult
+ * @author bratseth
  */
 @SuppressWarnings("rawtypes")
 public abstract class ConstantValue<T extends Comparable> extends GroupingExpression {
 
     private final T value;
 
-    protected ConstantValue(T value) {
-        super(asImage(value));
+    protected ConstantValue(String label, Integer level, T value) {
+        super(asImage(value), label, level);
         this.value = value;
     }
 
-    /**
-     * Returns the constant value of this.
-     *
-     * @return The value.
-     */
+    @Override
+    public abstract ConstantValue copy();
+
+    /** Returns the constant value of this */
     public T getValue() {
         return value;
     }
+
 }