diff options
Diffstat (limited to 'vespajlib')
-rw-r--r-- | vespajlib/src/main/java/com/yahoo/tensor/impl/Label.java | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/vespajlib/src/main/java/com/yahoo/tensor/impl/Label.java b/vespajlib/src/main/java/com/yahoo/tensor/impl/Label.java index 4b832bc7dc8..7c1e8646245 100644 --- a/vespajlib/src/main/java/com/yahoo/tensor/impl/Label.java +++ b/vespajlib/src/main/java/com/yahoo/tensor/impl/Label.java @@ -1,6 +1,6 @@ +// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. package com.yahoo.tensor.impl; - import com.yahoo.tensor.Tensor; import java.util.Arrays; @@ -48,7 +48,7 @@ public class Label { } private static boolean validNumericIndex(String s) { - if ((s.length() == 0) || (s.length() > 1 && s.charAt(0) == '0')) return false; + if (s.isEmpty() || ((s.length() > 1) && (s.charAt(0) == '0'))) return false; for (int i = 0; i < s.length(); i++) { char c = s.charAt(i); if ((c < '0') || (c > '9')) return false; |