diff --git a/apps/cordvtn/src/main/java/org/onosproject/cordvtn/CordVtnRuleInstaller.java b/apps/cordvtn/src/main/java/org/onosproject/cordvtn/CordVtnRuleInstaller.java
index d5e72bb..1c34a62 100644
--- a/apps/cordvtn/src/main/java/org/onosproject/cordvtn/CordVtnRuleInstaller.java
+++ b/apps/cordvtn/src/main/java/org/onosproject/cordvtn/CordVtnRuleInstaller.java
@@ -136,6 +136,7 @@
      * @param deviceService device service
      * @param driverService driver service
      * @param groupService group service
+     * @param configRegistry config registry
      * @param tunnelType tunnel type
      */
     public CordVtnRuleInstaller(ApplicationId appId,
diff --git a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/OpenstackRoutingService.java b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/OpenstackRoutingService.java
index 0d4e7d6..1c1d643 100644
--- a/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/OpenstackRoutingService.java
+++ b/apps/openstacknetworking/api/src/main/java/org/onosproject/openstacknetworking/OpenstackRoutingService.java
@@ -84,7 +84,7 @@
      * Checks floatingIp deassociation when corresponding deleted vm.
      *
      * @param portId Deleted vm
-     * @param portInfo
+     * @param portInfo stored information about deleted vm
      */
     void checkDisassociatedFloatingIp(String portId, OpenstackPortInfo portInfo);
 }
diff --git a/apps/openstacknetworking/openstackrouting/src/main/java/org/onosproject/openstacknetworking/routing/OpenstackRoutingRulePopulator.java b/apps/openstacknetworking/openstackrouting/src/main/java/org/onosproject/openstacknetworking/routing/OpenstackRoutingRulePopulator.java
index 1abcb63..4963063 100644
--- a/apps/openstacknetworking/openstackrouting/src/main/java/org/onosproject/openstacknetworking/routing/OpenstackRoutingRulePopulator.java
+++ b/apps/openstacknetworking/openstackrouting/src/main/java/org/onosproject/openstacknetworking/routing/OpenstackRoutingRulePopulator.java
@@ -508,6 +508,7 @@
      * Removes flow rules for floating ip configuration.
      *
      * @param floatingIP Corresponding floating ip information
+     * @param portInfo stored information about deleted vm
      */
     public void removeFloatingIpRules(OpenstackFloatingIP floatingIP, OpenstackPortInfo portInfo) {
         TrafficSelector.Builder sOutgoingBuilder = DefaultTrafficSelector.builder();
diff --git a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/DeviceProperties.java b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/DeviceProperties.java
index 632eeec..3780db7 100644
--- a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/DeviceProperties.java
+++ b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/config/DeviceProperties.java
@@ -92,8 +92,8 @@
      * Value: a list of ports, which are bound to the subnet
      *
      * @param deviceId device identifier
+     * @throws DeviceConfigNotFoundException if the device configuration is not found
      * @return a map that contains all subnet-to-ports mapping of given device
-     * @throws DeviceConfigNotFoundException
      */
     Map<Ip4Prefix, List<PortNumber>> getSubnetPortsMap(DeviceId deviceId)
             throws DeviceConfigNotFoundException;
diff --git a/cli/src/main/java/org/onosproject/cli/net/FlowsListCommand.java b/cli/src/main/java/org/onosproject/cli/net/FlowsListCommand.java
index dc6e144..d71bcf2 100644
--- a/cli/src/main/java/org/onosproject/cli/net/FlowsListCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/FlowsListCommand.java
@@ -161,6 +161,7 @@
      *
      * @param deviceService device service
      * @param service flow rule service
+     * @param coreService core service
      * @return sorted device list
      */
     protected SortedMap<Device, List<FlowEntry>> getSortedFlows(DeviceService deviceService,
diff --git a/incubator/api/src/main/java/org/onosproject/incubator/net/routing/Route.java b/incubator/api/src/main/java/org/onosproject/incubator/net/routing/Route.java
index c4647e1..857d69b 100644
--- a/incubator/api/src/main/java/org/onosproject/incubator/net/routing/Route.java
+++ b/incubator/api/src/main/java/org/onosproject/incubator/net/routing/Route.java
@@ -66,7 +66,7 @@
      *
      * @param source route source
      * @param prefix IP prefix
-     * @param nextHop
+     * @param nextHop net hop IP address
      */
     public Route(Source source, IpPrefix prefix, IpAddress nextHop) {
         checkNotNull(prefix);
diff --git a/providers/netconf/device/src/main/java/org/onosproject/provider/netconf/device/impl/NetconfDeviceProvider.java b/providers/netconf/device/src/main/java/org/onosproject/provider/netconf/device/impl/NetconfDeviceProvider.java
index 1ad4025..a45e36b 100644
--- a/providers/netconf/device/src/main/java/org/onosproject/provider/netconf/device/impl/NetconfDeviceProvider.java
+++ b/providers/netconf/device/src/main/java/org/onosproject/provider/netconf/device/impl/NetconfDeviceProvider.java
@@ -343,6 +343,8 @@
     /**
      * Return the DeviceId about the device containing the URI.
      *
+     * @param ip IP address
+     * @param port port number
      * @return DeviceId
      */
     public DeviceId getDeviceId(String ip, int port) {
diff --git a/web/gui/src/main/java/org/onosproject/ui/impl/topo/UiTopoSession.java b/web/gui/src/main/java/org/onosproject/ui/impl/topo/UiTopoSession.java
index f1c2f26..12e48f4 100644
--- a/web/gui/src/main/java/org/onosproject/ui/impl/topo/UiTopoSession.java
+++ b/web/gui/src/main/java/org/onosproject/ui/impl/topo/UiTopoSession.java
@@ -47,6 +47,8 @@
 
     /**
      * Creates a new topology layout.
+     * @param username user name
+     * @param webSocket web socket
      */
     public UiTopoSession(String username, UiWebSocket webSocket) {
         this.username = username;