Prevent NPE's on failures

[netconf.git] / opendaylight / netconf / abstract-topology / src / main / java / org / opendaylight / netconf / topology / TopologyManagerCallback.java

diff --git a/opendaylight/netconf/abstract-topology/src/main/java/org/opendaylight/netconf/topology/TopologyManagerCallback.java b/opendaylight/netconf/abstract-topology/src/main/java/org/opendaylight/netconf/topology/TopologyManagerCallback.java
index ea7d05d98fcce15146dc9b305a92720b00eaab49..8eee06a54ed642af28fa4f3fafff772db45c27f7 100644 (file)
--- a/opendaylight/netconf/abstract-topology/src/main/java/org/opendaylight/netconf/topology/TopologyManagerCallback.java
+++ b/opendaylight/netconf/abstract-topology/src/main/java/org/opendaylight/netconf/topology/TopologyManagerCallback.java
@@ -16,7 +16,7 @@ import com.google.common.annotations.Beta;
  * Customizable extension layer between the top level TopologyManager and NodeManager
  */
 @Beta
-public interface TopologyManagerCallback extends NodeListener, Receiver, RoleChangeListener {
+public interface TopologyManagerCallback extends InitialStateProvider, NodeListener, Receiver, RoleChangeListener {
 
     interface TopologyManagerCallbackFactory {
         TopologyManagerCallback create(ActorSystem actorSystem, String topologyId);