Use MappedTensor to represent tensor with no dimensions or values

1 files changed, 2 insertions, 7 deletions

diff --git a/vespajlib/src/main/java/com/yahoo/tensor/serialization/DenseBinaryFormat.java b/vespajlib/src/main/java/com/yahoo/tensor/serialization/DenseBinaryFormat.java
index c3284131be0..0a97576d5b7 100644
--- a/vespajlib/src/main/java/com/yahoo/tensor/serialization/DenseBinaryFormat.java
+++ b/vespajlib/src/main/java/com/yahoo/tensor/serialization/DenseBinaryFormat.java
@@ -41,13 +41,8 @@ public class DenseBinaryFormat implements BinaryFormat {
 
     private void encodeCells(GrowableByteBuffer buffer, Tensor tensor) {
         Iterator<Double> i = tensor.valueIterator();
-        if ( ! i.hasNext()) { // no values: Encode as NaN, as 0 dimensions may also mean 1 value
-            buffer.putDouble(Double.NaN);
-        }
-        else {
-            while (i.hasNext())
-                buffer.putDouble(i.next());
-        }
+        while (i.hasNext())
+            buffer.putDouble(i.next());
     }
 
     @Override