import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
+import java.util.Objects;
import java.util.Set;
import java.util.function.Function;
import java.util.stream.Collectors;
final Root root = new RootBuilder().setListInRoot(listInRoots).build();
final TestListener<Root> listener = createListener(LogicalDatastoreType.CONFIGURATION, ROOT_PATH,
- match(ModificationType.WRITE, ROOT_PATH, dataBefore -> dataBefore == null,
+ match(ModificationType.WRITE, ROOT_PATH, Objects::isNull,
(Function<Root, Boolean>) dataAfter -> checkData(root, dataAfter)));
final ReadWriteTransaction readWriteTransaction = getDataBroker().newReadWriteTransaction();