in serialization/src/main/java/com/twitter/serial/serializer/CollectionSerializers.java [113:122]
private static <T> void serializeList(@NotNull SerializationContext context,
@NotNull SerializerOutput output, @Nullable List<T> list,
@NotNull Serializer<T> serializer) throws IOException {
if (!SerializationUtils.writeNullIndicator(output, list)) {
output.writeInt(list.size());
for (T item : list) {
serializer.serialize(context, output, item);
}
}
}