diff options
Diffstat (limited to 'java/src/main/java/com/google/protobuf/nano/Extension.java')
| -rw-r--r-- | java/src/main/java/com/google/protobuf/nano/Extension.java | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/java/src/main/java/com/google/protobuf/nano/Extension.java b/java/src/main/java/com/google/protobuf/nano/Extension.java index 177a9cc..dfe4f87 100644 --- a/java/src/main/java/com/google/protobuf/nano/Extension.java +++ b/java/src/main/java/com/google/protobuf/nano/Extension.java @@ -268,7 +268,7 @@ public class Extension<M extends ExtendableMessageNano<M>, T> { // After deletion or no-op addition (due to 'value' being an array of empty or // null-only elements), unknownFields may be empty. Discard the ArrayList if so. - return (unknownFields.size() == 0) ? null : unknownFields; + return (unknownFields == null || unknownFields.isEmpty()) ? null : unknownFields; } protected UnknownFieldData writeData(Object value) { |