X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-common-impl%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fmd%2Fsal%2Fcommon%2Fimpl%2Fservice%2FDataChangeEventImpl.java;h=691c30368866963abd9137888a17182ce2b6a035;hp=4eb9586fdf94a8b1a1ffa8388f7a699d3fbd60b1;hb=082d7ba433b85d5810c50f624d2691088336e66a;hpb=6ad5abbd24e3c0369df81955ba099135c782d1d3

diff --git a/opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/service/DataChangeEventImpl.java b/opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/service/DataChangeEventImpl.java
index 4eb9586fdf..691c303688 100644
--- a/opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/service/DataChangeEventImpl.java
+++ b/opendaylight/md-sal/sal-common-impl/src/main/java/org/opendaylight/controller/md/sal/common/impl/service/DataChangeEventImpl.java
@@ -1,3 +1,10 @@
+/*
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
 package org.opendaylight.controller.md.sal.common.impl.service;
 
 import java.util.Map;
@@ -5,8 +12,10 @@ import java.util.Set;
 
 import org.opendaylight.controller.md.sal.common.api.data.DataChange;
 import org.opendaylight.controller.md.sal.common.api.data.DataChangeEvent;
+import org.opendaylight.yangtools.concepts.Immutable;
+import org.opendaylight.yangtools.concepts.Path;
 
-public class DataChangeEventImpl<P, D> implements DataChangeEvent<P, D> {
+public class DataChangeEventImpl<P extends Path<P>, D> implements DataChangeEvent<P, D>, Immutable {
 
     private final DataChange<P, D> dataChange;
 
@@ -28,6 +37,16 @@ public class DataChangeEventImpl<P, D> implements DataChangeEvent<P, D> {
         this.updatedConfigurationSubtree = updatedConfigurationSubtree;
     }
 
+    @Override
+    public D getOriginalConfigurationSubtree() {
+        return originalConfigurationSubtree;
+    }
+
+    @Override
+    public D getOriginalOperationalSubtree() {
+        return originalOperationalSubtree;
+    }
+
     @Override
     public D getUpdatedOperationalSubtree() {
         return updatedOperationalSubtree;