diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
index 6352bb2..d1236f1 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/Constants.java
@@ -39,14 +39,17 @@
     public static final String PORT_NAME_PREFIX_VM = "tap";
     public static final String PORT_NAME_VHOST_USER_PREFIX_VM = "vhu";
 
-    public static final String OPENSTACK_NETWORKING_APP_ID = "org.onosproject.openstacknetworking";
+    public static final String OPENSTACK_NETWORKING_APP_ID =
+                                            "org.onosproject.openstacknetworking";
 
     public static final String ARP_BROADCAST_MODE = "broadcast";
     public static final String ARP_PROXY_MODE = "proxy";
 
     public static final String DEFAULT_GATEWAY_MAC_STR = "fe:00:00:00:00:02";
-    public static final MacAddress DEFAULT_GATEWAY_MAC = MacAddress.valueOf(DEFAULT_GATEWAY_MAC_STR);
-    public static final MacAddress DEFAULT_EXTERNAL_ROUTER_MAC = MacAddress.valueOf("fe:00:00:00:00:01");
+    public static final MacAddress DEFAULT_GATEWAY_MAC =
+                                            MacAddress.valueOf(DEFAULT_GATEWAY_MAC_STR);
+    public static final MacAddress DEFAULT_EXTERNAL_ROUTER_MAC =
+                                            MacAddress.valueOf("fe:00:00:00:00:01");
 
     public static final String PCI_VENDOR_INFO = "pci_vendor_info";
     public static final String DIRECT = "direct";
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkAdminService.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkAdminService.java
index b560b8d..d732610 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkAdminService.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkAdminService.java
@@ -104,7 +104,8 @@
      * @param router router which owns externalGateway
      * @param vlanId vlan id of external network
      */
-    void deriveExternalPeerRouterMac(ExternalGateway externalGateway, Router router, VlanId vlanId);
+    void deriveExternalPeerRouterMac(ExternalGateway externalGateway,
+                                     Router router, VlanId vlanId);
 
     /**
      * Deletes external router with supplied external gateway.
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkEvent.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkEvent.java
index 88b61be..5815b7a 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkEvent.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkEvent.java
@@ -26,7 +26,8 @@
 /**
  * Describes OpenStack network service event.
  */
-public class OpenstackNetworkEvent extends AbstractEvent<OpenstackNetworkEvent.Type, Network> {
+public class OpenstackNetworkEvent
+        extends AbstractEvent<OpenstackNetworkEvent.Type, Network> {
 
     private final Port port;
     private final Subnet subnet;
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkStoreDelegate.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkStoreDelegate.java
index 06f67ff..93fff1d 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkStoreDelegate.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackNetworkStoreDelegate.java
@@ -20,5 +20,6 @@
 /**
  * OpenStack network store delegate abstraction.
  */
-public interface OpenstackNetworkStoreDelegate extends StoreDelegate<OpenstackNetworkEvent> {
+public interface OpenstackNetworkStoreDelegate
+        extends StoreDelegate<OpenstackNetworkEvent> {
 }
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackRouterEvent.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackRouterEvent.java
index ba15cd0..caa514f 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackRouterEvent.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackRouterEvent.java
@@ -27,7 +27,8 @@
 /**
  * Describes OpenStack router service events.
  */
-public class OpenstackRouterEvent extends AbstractEvent<OpenstackRouterEvent.Type, Router> {
+public class OpenstackRouterEvent
+        extends AbstractEvent<OpenstackRouterEvent.Type, Router> {
 
     private final ExternalGateway exGateway;
     private final RouterInterface routerIface;
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupAdminService.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupAdminService.java
index 2ffec86..d9f6f24 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupAdminService.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupAdminService.java
@@ -21,7 +21,8 @@
 /**
  * Service for administering the inventory of Openstack security group.
  */
-public interface OpenstackSecurityGroupAdminService extends OpenstackSecurityGroupService {
+public interface OpenstackSecurityGroupAdminService
+        extends OpenstackSecurityGroupService {
     /**
      * Creates a security group.
      *
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupEvent.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupEvent.java
index 30ad1af..a2c8f48 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupEvent.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupEvent.java
@@ -55,7 +55,8 @@
      * @param type SecurityGroupEvent type
      * @param sg SecurityGroup object
      */
-    public OpenstackSecurityGroupEvent(OpenstackSecurityGroupEvent.Type type, SecurityGroup sg) {
+    public OpenstackSecurityGroupEvent(OpenstackSecurityGroupEvent.Type type,
+                                       SecurityGroup sg) {
         super(type, sg);
     }
 
@@ -66,7 +67,8 @@
      * @param sg security group
      * @param sgRule SecurityGroup object
      */
-    public OpenstackSecurityGroupEvent(OpenstackSecurityGroupEvent.Type type, SecurityGroup sg,
+    public OpenstackSecurityGroupEvent(OpenstackSecurityGroupEvent.Type type,
+                                       SecurityGroup sg,
                                        SecurityGroupRule sgRule) {
         super(type, sg);
         this.sgRule = sgRule;
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupStoreDelegate.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupStoreDelegate.java
index 8edfdfe..f0a80b3 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupStoreDelegate.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/OpenstackSecurityGroupStoreDelegate.java
@@ -20,5 +20,6 @@
 /**
  * OpenStack security group store delegate abstraction.
  */
-public interface OpenstackSecurityGroupStoreDelegate extends StoreDelegate<OpenstackSecurityGroupEvent> {
+public interface OpenstackSecurityGroupStoreDelegate
+        extends StoreDelegate<OpenstackSecurityGroupEvent> {
 }
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/PreCommitPortService.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/PreCommitPortService.java
index 43d7901..b5b7002 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/PreCommitPortService.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/api/PreCommitPortService.java
@@ -20,5 +20,6 @@
 /**
  * Handles port precommit request.
  */
-public interface PreCommitPortService extends PreCommitService<String, Type, InstancePortAdminService> {
+public interface PreCommitPortService
+        extends PreCommitService<String, Type, InstancePortAdminService> {
 }