X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fnetconf%2Fnetconf-client%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fnetconf%2Fclient%2FNetconfClientSessionNegotiator.java;h=cbbee1f65508353b117bbd21db22b523b4244694;hb=83290505fd9be1a3b7a1af197749968399df0688;hp=e2ac49c3efed823b3899fa952e6742eb2bcade95;hpb=aa83d1e4b013eecde3c79b00cca538bd4763c2d4;p=controller.git

diff --git a/opendaylight/netconf/netconf-client/src/main/java/org/opendaylight/controller/netconf/client/NetconfClientSessionNegotiator.java b/opendaylight/netconf/netconf-client/src/main/java/org/opendaylight/controller/netconf/client/NetconfClientSessionNegotiator.java
index e2ac49c3ef..cbbee1f655 100644
--- a/opendaylight/netconf/netconf-client/src/main/java/org/opendaylight/controller/netconf/client/NetconfClientSessionNegotiator.java
+++ b/opendaylight/netconf/netconf-client/src/main/java/org/opendaylight/controller/netconf/client/NetconfClientSessionNegotiator.java
@@ -8,6 +8,7 @@
 
 package org.opendaylight.controller.netconf.client;
 
+import com.google.common.base.Preconditions;
 import com.google.common.collect.ImmutableList;
 
 import io.netty.channel.Channel;
@@ -70,8 +71,8 @@ public class NetconfClientSessionNegotiator extends
             logger.debug("Netconf session {} should use exi.", session);
             NetconfStartExiMessage startExiMessage = (NetconfStartExiMessage) sessionPreferences.getStartExiMessage();
             tryToInitiateExi(session, startExiMessage);
-        // Exi is not supported, release session immediately
         } else {
+            // Exi is not supported, release session immediately
             logger.debug("Netconf session {} isn't capable of using exi.", session);
             negotiationSuccessful(session);
         }
@@ -117,6 +118,7 @@ public class NetconfClientSessionNegotiator extends
 
     private long extractSessionId(final Document doc) {
         final Node sessionIdNode = (Node) XmlUtil.evaluateXPath(sessionIdXPath, doc, XPathConstants.NODE);
+        Preconditions.checkState(sessionIdNode != null, "");
         String textContent = sessionIdNode.getTextContent();
         if (textContent == null || textContent.equals("")) {
             throw new IllegalStateException("Session id not received from server");