-import org.opendaylight.yangtools.yang.model.api.SchemaContext;
-
-public class NormalizedNodeAggregator {
-
- private static final ExecutorService executorService = MoreExecutors.newDirectExecutorService();
-
+import org.opendaylight.yangtools.yang.data.tree.api.DataTree;
+import org.opendaylight.yangtools.yang.data.tree.api.DataTreeCandidate;
+import org.opendaylight.yangtools.yang.data.tree.api.DataTreeConfiguration;
+import org.opendaylight.yangtools.yang.data.tree.api.DataTreeModification;
+import org.opendaylight.yangtools.yang.data.tree.api.DataValidationFailedException;
+import org.opendaylight.yangtools.yang.data.tree.impl.di.InMemoryDataTreeFactory;
+import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
+
+public final class NormalizedNodeAggregator {