Add some log messages in case controller failed to add connected node.

Change-Id: Ia3df4dda32cc5e91ba862679712debbd68e11fdb
Signed-off-by: Jason Ye <yisye@cisco.com>

diff --git a/opendaylight/connectionmanager/implementation/src/main/java/org/opendaylight/controller/connectionmanager/scheme/AbstractScheme.java b/opendaylight/connectionmanager/implementation/src/main/java/org/opendaylight/controller/connectionmanager/scheme/AbstractScheme.java
index 5ba156ea7cb4690f2147915f1f29163d1b46fec4..718a3ff166e1a7ae72cae6175da0aaef12542e4c 100644 (file)
--- a/opendaylight/connectionmanager/implementation/src/main/java/org/opendaylight/controller/connectionmanager/scheme/AbstractScheme.java
+++ b/opendaylight/connectionmanager/implementation/src/main/java/org/opendaylight/controller/connectionmanager/scheme/AbstractScheme.java
@@ -277,6 +277,11 @@ public abstract class AbstractScheme {
 
     public Status addNode (Node node, InetAddress controller) {
         if (node == null || controller == null) {
+            if (node == null) {
+                log.warn("addNode: node is null");
+            } else if (controller == null) {
+                log.error("Failed to add node {}. The controller address retrieved from clusterServices is null.", node);
+            }
             return new Status(StatusCode.BADREQUEST);
         }
         if (isLocal(node))  {