Cleanup use of Guava library

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

diff --git a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/WriteLeafCandidateNode.java b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/WriteLeafCandidateNode.java
index 2187584d4915fc57108b7d82553671355791ed1c..5ecb02f260c4643e8fd4791c557968870042411c 100644 (file)
--- a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/WriteLeafCandidateNode.java
+++ b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/tree/WriteLeafCandidateNode.java
@@ -7,7 +7,7 @@
  */
 package org.opendaylight.yangtools.yang.data.impl.schema.tree;
 
-import com.google.common.base.Optional;
+import java.util.Optional;
 import javax.annotation.Nonnull;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 
@@ -19,6 +19,6 @@ final class WriteLeafCandidateNode extends AbstractWriteCandidate {
     @Override
     @Nonnull
     public Optional<NormalizedNode<?, ?>> getDataBefore() {
-        return Optional.absent();
+        return Optional.empty();
     }
-}
\ No newline at end of file
+}