More functions

1 files changed, 7 insertions, 0 deletions

diff --git a/vespajlib/src/main/java/com/yahoo/tensor/functions/CompositeTensorFunction.java b/vespajlib/src/main/java/com/yahoo/tensor/functions/CompositeTensorFunction.java
index e1188f5f0cd..e564e1d6f25 100644
--- a/vespajlib/src/main/java/com/yahoo/tensor/functions/CompositeTensorFunction.java
+++ b/vespajlib/src/main/java/com/yahoo/tensor/functions/CompositeTensorFunction.java
@@ -1,5 +1,7 @@
 package com.yahoo.tensor.functions;
 
+import com.yahoo.tensor.Tensor;
+
 /**
  * A composite tensor function is a tensor function which can be expressed (less tersely)
  * as a tree of primitive tensor functions.
@@ -7,4 +9,9 @@ package com.yahoo.tensor.functions;
  * @author bratseth
  */
 public abstract class CompositeTensorFunction extends TensorFunction {
+
+    /** Executes this by first converting it to a primitive function */
+    @Override
+    public final Tensor execute() { return toPrimitive().execute(); }
+
 }