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=beb797975cf696cf8189f69532c1d4a36909376b;hb=06452ecebb1998538c59a0a5ed47f47034045af5;hp=16ca637e2ca903cdf8bf349d23fdcb9ccf5d98e2;hpb=b3e9bdc78ca793648a8cc69b68af0c7f46727cd4;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 16ca637e2c..beb797975c 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
@@ -7,18 +7,22 @@
  */
 package org.opendaylight.yangtools.yang.data.impl.schema.nodes;
 
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
-import com.google.common.base.Preconditions;
-
-public abstract class AbstractImmutableNormalizedValueNode<K extends InstanceIdentifier.PathArgument,V>
-        extends AbstractImmutableNormalizedNode<K, V> {
+public abstract class AbstractImmutableNormalizedValueNode<K extends YangInstanceIdentifier.PathArgument, V> extends
+        AbstractImmutableNormalizedNode<K, V> {
 
+    private static final Logger LOGGER = LoggerFactory.getLogger(AbstractImmutableNormalizedValueNode.class);
     private final V value;
 
     protected AbstractImmutableNormalizedValueNode(final K nodeIdentifier, final V value) {
-    	super(nodeIdentifier);
-        this.value = Preconditions.checkNotNull(value, "value");
+        super(nodeIdentifier);
+        if (value == null) {
+            LOGGER.warn("The value of node " + nodeIdentifier.getNodeType() + " is null");
+        }
+        this.value = value;
     }
 
     @Override