Sonar fixes

- Missing break statement
- integer arithmetic for a long expression

Change-Id: If3d8ef43590cd81073029643057e21ff51b6a1e9
diff --git a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/impl/OpenstackSwitchingHandler.java b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/impl/OpenstackSwitchingHandler.java
index 5dc3f9b..61b4359 100644
--- a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/impl/OpenstackSwitchingHandler.java
+++ b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/impl/OpenstackSwitchingHandler.java
@@ -180,6 +180,7 @@
                 setFlatJumpRules(instPort, false);
                 setUpstreamRulesForFlat(instPort, false);
                 setDownstreamRulesForFlat(instPort, false);
+                break;
             default:
                 log.warn("Unsupported network type {}", type.name());
                 break;
diff --git a/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/StatsFlowRuleManager.java b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/StatsFlowRuleManager.java
index fddbdfa..f9dea2e 100644
--- a/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/StatsFlowRuleManager.java
+++ b/apps/openstacktelemetry/app/src/main/java/org/onosproject/openstacktelemetry/impl/StatsFlowRuleManager.java
@@ -88,8 +88,8 @@
 
     private static final byte FLOW_TYPE_SONA = 1; // VLAN
 
-    private static final int MILLISECONDS = 1000;
-    private static final int REFRESH_INTERVAL = 5;
+    private static final long MILLISECONDS = 1000L;
+    private static final long REFRESH_INTERVAL = 5L;
 
     private ApplicationId appId;
 
@@ -328,7 +328,7 @@
             // TODO: need to make the refresh interval configurable
             sBuilder.withStartupTime(System.currentTimeMillis())
                     .withFstPktArrTime(System.currentTimeMillis())
-                    .withLstPktOffset(REFRESH_INTERVAL * MILLISECONDS)
+                    .withLstPktOffset((int) (REFRESH_INTERVAL * MILLISECONDS))
                     .withCurrAccPkts((int) entry.packets())
                     .withCurrAccBytes(entry.bytes())
                     .withErrorPkts((short) 0)