Remove "public" to follow our convention

Change-Id: Ic5fa8744cbcb4c704780c8467ae0f31fce3327ce
diff --git a/core/api/src/main/java/org/onosproject/net/group/Group.java b/core/api/src/main/java/org/onosproject/net/group/Group.java
index b7872de..776d24f 100644
--- a/core/api/src/main/java/org/onosproject/net/group/Group.java
+++ b/core/api/src/main/java/org/onosproject/net/group/Group.java
@@ -24,7 +24,7 @@
     /**
      * State of the group object in ONOS.
      */
-    public enum GroupState {
+    enum GroupState {
         /**
          * Group create request is queued as group AUDIT is in progress.
          */
diff --git a/core/api/src/main/java/org/onosproject/net/group/GroupBucket.java b/core/api/src/main/java/org/onosproject/net/group/GroupBucket.java
index 401c769..a503c15 100644
--- a/core/api/src/main/java/org/onosproject/net/group/GroupBucket.java
+++ b/core/api/src/main/java/org/onosproject/net/group/GroupBucket.java
@@ -32,21 +32,21 @@
      *
      * @return GroupType group type
      */
-    public GroupDescription.Type type();
+    GroupDescription.Type type();
 
     /**
      * Returns list of Traffic instructions that are part of the bucket.
      *
      * @return TrafficTreatment traffic instruction list
      */
-    public TrafficTreatment treatment();
+    TrafficTreatment treatment();
 
     /**
      * Returns weight of select group bucket.
      *
      * @return short weight associated with a bucket
      */
-    public short weight();
+    short weight();
 
     /**
      * Returns port number used for liveness detection for a
@@ -54,7 +54,7 @@
      *
      * @return PortNumber port number used for liveness detection
      */
-    public PortNumber watchPort();
+    PortNumber watchPort();
 
     /**
      * Returns group identifier used for liveness detection for a
@@ -62,7 +62,7 @@
      *
      * @return GroupId group identifier to be used for liveness detection
      */
-    public GroupId watchGroup();
+    GroupId watchGroup();
 
     /**
      * Returns the number of packets processed by this group bucket.
diff --git a/core/api/src/main/java/org/onosproject/net/group/GroupDescription.java b/core/api/src/main/java/org/onosproject/net/group/GroupDescription.java
index 4a939bd..671b9a5 100644
--- a/core/api/src/main/java/org/onosproject/net/group/GroupDescription.java
+++ b/core/api/src/main/java/org/onosproject/net/group/GroupDescription.java
@@ -27,7 +27,7 @@
     /**
      * Types of the group supported by ONOS.
      */
-    public enum Type {
+    enum Type {
         /**
          * Load-balancing among different buckets in a group.
          */
@@ -51,28 +51,28 @@
      *
      * @return GroupType group type
      */
-    public Type type();
+    Type type();
 
     /**
      * Returns device identifier on which this group object is created.
      *
      * @return DeviceId device identifier
      */
-    public DeviceId deviceId();
+    DeviceId deviceId();
 
     /**
      * Returns application identifier that has created this group object.
      *
      * @return ApplicationId application identifier
      */
-    public ApplicationId appId();
+    ApplicationId appId();
 
     /**
      * Returns application cookie associated with a group object.
      *
      * @return GroupKey application cookie
      */
-    public GroupKey appCookie();
+    GroupKey appCookie();
 
     /**
      * Returns groupId passed in by caller.
@@ -80,12 +80,12 @@
      * @return Integer group id passed in by caller. May be null if caller
      *                 passed in null to let groupService determin the group id.
      */
-    public Integer givenGroupId();
+    Integer givenGroupId();
 
     /**
      * Returns group buckets of a group.
      *
      * @return GroupBuckets immutable list of group bucket
      */
-    public GroupBuckets buckets();
+    GroupBuckets buckets();
 }
diff --git a/core/api/src/main/java/org/onosproject/net/group/GroupKey.java b/core/api/src/main/java/org/onosproject/net/group/GroupKey.java
index 9c87b83..a63bee2 100644
--- a/core/api/src/main/java/org/onosproject/net/group/GroupKey.java
+++ b/core/api/src/main/java/org/onosproject/net/group/GroupKey.java
@@ -27,5 +27,5 @@
      *
      * @return byte array
      */
-    public byte[] key();
+    byte[] key();
 }
diff --git a/core/api/src/main/java/org/onosproject/net/group/GroupStore.java b/core/api/src/main/java/org/onosproject/net/group/GroupStore.java
index 7ccab8a..0821604 100644
--- a/core/api/src/main/java/org/onosproject/net/group/GroupStore.java
+++ b/core/api/src/main/java/org/onosproject/net/group/GroupStore.java
@@ -24,7 +24,7 @@
  */
 public interface GroupStore extends Store<GroupEvent, GroupStoreDelegate> {
 
-    public enum UpdateType {
+    enum UpdateType {
         /**
          * Modify existing group entry by adding provided information.
          */