ApexPDP: Fixed jenkin failure in Nordix

getLocalHost() fails in Nordix jenkins test build - misconfiguration of
nordix jenkins vms/containers

Change-Id: I726fc141ced07f15cfaa8a9815b4d090dbb74c9a
Issue-ID: POLICY-1879
Signed-off-by: JohnKeeney <John.Keeney@est.tech>

2 files changed, 25 insertions, 11 deletions

diff --git a/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/stringmessaging/WsStringMessageServer.java b/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/stringmessaging/WsStringMessageServer.java
index b244feab0..41fb82a9e 100644
--- a/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/stringmessaging/WsStringMessageServer.java
+++ b/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/stringmessaging/WsStringMessageServer.java
@@ -1,6 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ *  Modifications Copyright (C) 2019 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -21,10 +22,9 @@
 package org.onap.policy.apex.core.infrastructure.messaging.stringmessaging;
 
 import com.google.common.eventbus.Subscribe;
-
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
-
+import java.net.UnknownHostException;
 import org.onap.policy.apex.core.infrastructure.messaging.MessageListener;
 import org.onap.policy.apex.core.infrastructure.messaging.MessagingException;
 import org.onap.policy.apex.core.infrastructure.messaging.MessagingService;
@@ -66,19 +66,32 @@ public class WsStringMessageServer implements WsStringMessager {
      */
     @Override
     public void start(final WsStringMessageListener newWsStringMessageListener) throws MessagingException {
-        this.wsStringMessageListener = newWsStringMessageListener;
 
         LOGGER.entry("web socket event consumer server starting . . .");
+        if (LOGGER.isDebugEnabled()) {
+            String lanaddress = "unknown";
+            try {
+                lanaddress = MessagingUtils.getLocalHostLanAddress().getHostAddress();
+            }
+            catch (final UnknownHostException ignore) {
+                LOGGER.debug("Failed to find name of local address name",ignore);
+            }
+            LOGGER.debug("web socket string message server LAN address=" + lanaddress);
+            String hostaddress = "unknown";
+            try {
+                hostaddress = InetAddress.getLocalHost().getHostAddress();
+            }
+            catch (final UnknownHostException ignore) {
+                LOGGER.debug("Failed to find name of local address",ignore);
+            }
+            LOGGER.debug("web socket string message server host address=" + hostaddress);
+        }
 
-        try {
-            final InetAddress addrLan = MessagingUtils.getLocalHostLanAddress();
-            LOGGER.debug("web socket string message server LAN address=" + addrLan.getHostAddress());
-            final InetAddress addr = InetAddress.getLocalHost();
-            LOGGER.debug("web socket string message server host address=" + addr.getHostAddress());
+        this.wsStringMessageListener = newWsStringMessageListener;
 
+        try {
             service = factory.createServer(new InetSocketAddress(port));
             service.addMessageListener(new WsStringMessageServerListener());
-
             service.startConnection();
         } catch (final Exception e) {
             LOGGER.warn("web socket string message server start failed", e);
diff --git a/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/util/MessagingUtils.java b/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/util/MessagingUtils.java
index a501a66d6..a6c3c5854 100644
--- a/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/util/MessagingUtils.java
+++ b/core/core-infrastructure/src/main/java/org/onap/policy/apex/core/infrastructure/messaging/util/MessagingUtils.java
@@ -1,6 +1,7 @@
 /*-
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ *  Modifications Copyright (C) 2019 Nordix Foundation.
  * ================================================================================
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -28,7 +29,6 @@ import java.net.NetworkInterface;
 import java.net.Socket;
 import java.net.UnknownHostException;
 import java.util.Enumeration;
-
 import org.slf4j.ext.XLogger;
 import org.slf4j.ext.XLoggerFactory;
 
@@ -101,7 +101,7 @@ public final class MessagingUtils {
 
     /**
      * Check if port is available or not.
-     * 
+     *
      * @param port the port to test
      * @return true if port is available
      */
@@ -118,6 +118,7 @@ public final class MessagingUtils {
      * Returns the local host address.
      *
      * @return the local host address
+     * @throws IllegalStateException if the local host's address cannot be found
      */
     public static InetAddress getHost() {
         try {