Fix CanonicalValueViolation.getMessage()

[yangtools.git] / yang / yang-common / src / main / java / org / opendaylight / yangtools / yang / common / Empty.java

diff --git a/yang/yang-common/src/main/java/org/opendaylight/yangtools/yang/common/Empty.java b/yang/yang-common/src/main/java/org/opendaylight/yangtools/yang/common/Empty.java
index ee2e691c370919e00d2f09b7296d21e6bd8d80cf..af85eb0547316cd378c488b635d6fed56fc47b5d 100644 (file)
--- a/yang/yang-common/src/main/java/org/opendaylight/yangtools/yang/common/Empty.java
+++ b/yang/yang-common/src/main/java/org/opendaylight/yangtools/yang/common/Empty.java
@@ -9,6 +9,7 @@ package org.opendaylight.yangtools.yang.common;
 
 import com.google.common.annotations.Beta;
 import java.io.Serializable;
+import org.eclipse.jdt.annotation.NonNullByDefault;
 import org.opendaylight.yangtools.concepts.Immutable;
 
 /**
@@ -17,6 +18,7 @@ import org.opendaylight.yangtools.concepts.Immutable;
  * @author Robert Varga
  */
 @Beta
+@NonNullByDefault
 public final class Empty implements Immutable, Serializable {
     private static final long serialVersionUID = 1L;
     private static final Empty INSTANCE = new Empty();