X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=yang%2Fyang-data-impl%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fyangtools%2Fyang%2Fdata%2Fimpl%2Fschema%2Fnodes%2FAbstractImmutableNormalizedValueNode.java;h=31f8bab90dcd668012ee1a980e0c114397491ac8;hb=541932e3a97f3f461dc806e46f8c2bd21caf2853;hp=bd8252159ae58b9c2e898f6d0de573d34fbd40e6;hpb=c1a12ad4f19dbc9958a1b3bc451bd649a2c13f59;p=yangtools.git

diff --git a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/nodes/AbstractImmutableNormalizedValueNode.java b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/nodes/AbstractImmutableNormalizedValueNode.java
index bd8252159a..31f8bab90d 100644
--- a/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/nodes/AbstractImmutableNormalizedValueNode.java
+++ b/yang/yang-data-impl/src/main/java/org/opendaylight/yangtools/yang/data/impl/schema/nodes/AbstractImmutableNormalizedValueNode.java
@@ -7,30 +7,33 @@
  */
 package org.opendaylight.yangtools.yang.data.impl.schema.nodes;
 
-import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import static java.util.Objects.requireNonNull;
 
-public abstract class AbstractImmutableNormalizedValueNode<K extends YangInstanceIdentifier.PathArgument, V> extends
+import javax.annotation.Nonnull;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
+
+public abstract class AbstractImmutableNormalizedValueNode<K extends PathArgument, V> extends
         AbstractImmutableNormalizedNode<K, V> {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractImmutableNormalizedValueNode.class);
+    @Nonnull
     private final V value;
 
-    protected AbstractImmutableNormalizedValueNode(final K nodeIdentifier, final V value) {
+    protected AbstractImmutableNormalizedValueNode(final K nodeIdentifier, @Nonnull final V value) {
         super(nodeIdentifier);
-        if (value == null) {
-            /*
-             * Null value is allowed for empty type definition so it should be debug,
-             * but still we are logging it in case we need to debug missing values.
-             */
-            LOGGER.debug("The value of node {} is null",nodeIdentifier.getNodeType());
-        }
-        this.value = value;
+        this.value = requireNonNull(value);
     }
 
     @Override
     public final V getValue() {
+        return wrapValue(value);
+    }
+
+    @Nonnull
+    protected final V value() {
+        return value;
+    }
+
+    protected V wrapValue(final V value) {
         return value;
     }
 }