yang.data.impl.schema.tree clean-up

[yangtools.git] / yang / yang-data-impl / src / main / java / org / opendaylight / yangtools / yang / data / impl / schema / tree / InMemoryDataTree.java

diff --git a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/InMemoryDataTree.java b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/InMemoryDataTree.java
index 13070428ec896c1722f01454bdd2841a4b25fcab..95165371c32c4491838da01c2d25cf51ce54277d 100644 (file)
--- a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/InMemoryDataTree.java
+++ b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/InMemoryDataTree.java
@@ -10,6 +10,7 @@ package org.opendaylight.yangtools.yang.data.impl.schema.tree;
 import com.google.common.base.MoreObjects;
 import com.google.common.base.Preconditions;
 import java.util.concurrent.atomic.AtomicReferenceFieldUpdater;
+import javax.annotation.Nonnull;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNodes;
 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
@@ -135,6 +136,7 @@ final class InMemoryDataTree extends AbstractDataTreeTip implements TipProducing
     }
 
     @Override
+    @Nonnull
     protected TreeNode getTipRoot() {
         return state.getRoot();
     }