diff --git a/app/src/main/java/org/communiquons/android/comunic/client/data/arrays/FriendsList.java b/app/src/main/java/org/communiquons/android/comunic/client/data/arrays/FriendsList.java
new file mode 100644
index 0000000..519826c
--- /dev/null
+++ b/app/src/main/java/org/communiquons/android/comunic/client/data/arrays/FriendsList.java
@@ -0,0 +1,46 @@
+package org.communiquons.android.comunic.client.data.arrays;
+
+import android.util.ArrayMap;
+
+import org.communiquons.android.comunic.client.data.models.Friend;
+import org.communiquons.android.comunic.client.data.models.UserInfo;
+
+import java.util.ArrayList;
+
+/**
+ * Friends list
+ *
+ * @author Pierre HUBERT
+ */
+public class FriendsList extends ArrayList<Friend> {
+
+    /**
+     * Get the IDs of all the friends of this list
+     *
+     * @return The list of the id of the friend
+     */
+    public ArrayList<Integer> getFriendsIDs(){
+
+        ArrayList<Integer> IDs = new ArrayList<>();
+
+        for(Friend friend : this)
+            IDs.add(friend.getId());
+
+        return IDs;
+    }
+
+    /**
+     * Merge a user information list with a friend list
+     *
+     * @param usersInfo Information about the friends
+     */
+    public void mergeFriendsListWithUserInfo(ArrayMap<Integer, UserInfo> usersInfo){
+
+        //Process the list
+        for(Friend friend : this){
+            friend.setUserInfo(usersInfo.get(friend.getId()));
+        }
+
+    }
+
+}
diff --git a/app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListDbHelper.java b/app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListDbHelper.java
index 62459f5..b28a583 100644
--- a/app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListDbHelper.java
+++ b/app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListDbHelper.java
@@ -7,6 +7,7 @@ import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 
 import org.communiquons.android.comunic.client.data.DatabaseContract.FriendsListSchema;
+import org.communiquons.android.comunic.client.data.arrays.FriendsList;
 import org.communiquons.android.comunic.client.data.models.Friend;
 
 import java.util.ArrayList;
@@ -52,7 +53,7 @@ public class FriendsListDbHelper {
      * @return The list of friends of the user or null in case of failure
      */
     @Nullable
-    ArrayList<Friend> get_list(){
+    FriendsList get_list(){
 
         //Get read access to the database
         SQLiteDatabase db = dbHelper.getReadableDatabase();
@@ -68,7 +69,7 @@ public class FriendsListDbHelper {
         if(c == null)
             return null; //An error occurred
 
-        ArrayList<Friend> friendsList = new ArrayList<>();
+        FriendsList friendsList = new FriendsList();
 
         //Process the list of responses
         c.moveToFirst();
@@ -166,7 +167,7 @@ public class FriendsListDbHelper {
      *
      * @return The number of affected rows
      */
-    public int remove_all(){
+    int remove_all(){
 
         //Get writable database access
         SQLiteDatabase db = dbHelper.getWritableDatabase();
@@ -176,12 +177,7 @@ public class FriendsListDbHelper {
         String whereClause = FriendsListSchema._ID + " > 0";
         String[] whereArgs = new String[0];
 
-        int result = db.delete(table_name, whereClause, whereArgs);
-
-        //Close the database
-        //db.close();
-
-        return result;
+        return db.delete(table_name, whereClause, whereArgs);
     }
 
     /**
diff --git a/app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListHelper.java b/app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListHelper.java
index 4023592..b1f06bd 100644
--- a/app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListHelper.java
+++ b/app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListHelper.java
@@ -5,6 +5,7 @@ import android.content.Intent;
 import android.support.annotation.Nullable;
 import android.util.Log;
 
+import org.communiquons.android.comunic.client.data.arrays.FriendsList;
 import org.communiquons.android.comunic.client.data.models.APIRequest;
 import org.communiquons.android.comunic.client.data.models.APIResponse;
 import org.communiquons.android.comunic.client.data.models.Friend;
@@ -62,18 +63,14 @@ public class FriendsListHelper {
      *
      * @return The list of friends
      */
-    public ArrayList<Friend> get() {
+    public FriendsList get() {
 
         //Acquire friends list lock
         FriendsListHelper.ListAccessLock.lock();
 
         //Fetch the list
-        ArrayList<Friend> list;
-        try {
-            list = mDbHelper.get_list();
-        } finally {
-            FriendsListHelper.ListAccessLock.unlock();
-        }
+        FriendsList list = mDbHelper.get_list();
+        FriendsListHelper.ListAccessLock.unlock();
 
         return list;
     }
diff --git a/app/src/main/java/org/communiquons/android/comunic/client/data/utils/FriendsUtils.java b/app/src/main/java/org/communiquons/android/comunic/client/data/utils/FriendsUtils.java
deleted file mode 100644
index e13dbe4..0000000
--- a/app/src/main/java/org/communiquons/android/comunic/client/data/utils/FriendsUtils.java
+++ /dev/null
@@ -1,49 +0,0 @@
-package org.communiquons.android.comunic.client.data.utils;
-
-import android.util.ArrayMap;
-
-import org.communiquons.android.comunic.client.data.models.Friend;
-import org.communiquons.android.comunic.client.data.models.UserInfo;
-
-import java.util.ArrayList;
-
-/**
- * Friends utilities
- *
- * @author Pierre Hubert
- * Created by pierre on 11/15/17.
- */
-
-public class FriendsUtils {
-
-    /**
-     * Given a friend list, it will return the IDs of the friends
-     *
-     * @param friendsList the friends list to process
-     * @return The list of the id of the friend
-     */
-    public static ArrayList<Integer> getFriendsIDs(ArrayList<Friend> friendsList){
-        ArrayList<Integer> IDs = new ArrayList<>();
-
-        for(Friend friend : friendsList)
-            IDs.add(friend.getId());
-
-        return IDs;
-    }
-
-    /**
-     * Merge a user information list with a friend list
-     *
-     * @param friendsList The list of friend of the user
-     * @param userInfo Information about the friends
-     */
-    public static void MergeFriendsListWithUserInfo(ArrayList<Friend> friendsList,
-                                                    ArrayMap<Integer, UserInfo> userInfo){
-
-        //Process the list
-        for(Friend friend : friendsList){
-                friend.setUserInfo(userInfo.get(friend.getId()));
-        }
-
-    }
-}
diff --git a/app/src/main/java/org/communiquons/android/comunic/client/ui/adapters/FriendsAdapter.java b/app/src/main/java/org/communiquons/android/comunic/client/ui/adapters/FriendsAdapter.java
index 5926935..7121174 100644
--- a/app/src/main/java/org/communiquons/android/comunic/client/ui/adapters/FriendsAdapter.java
+++ b/app/src/main/java/org/communiquons/android/comunic/client/ui/adapters/FriendsAdapter.java
@@ -13,14 +13,13 @@ import android.widget.ImageView;
 import android.widget.TextView;
 
 import org.communiquons.android.comunic.client.R;
+import org.communiquons.android.comunic.client.data.arrays.FriendsList;
 import org.communiquons.android.comunic.client.data.models.Friend;
 import org.communiquons.android.comunic.client.data.models.UserInfo;
 import org.communiquons.android.comunic.client.ui.listeners.OnFriendListActionListener;
 import org.communiquons.android.comunic.client.ui.utils.UiUtils;
 import org.communiquons.android.comunic.client.ui.views.WebUserAccountImage;
 
-import java.util.ArrayList;
-
 /**
  * Adapter that render the list of friend on the friends list fragment
  *
@@ -39,7 +38,7 @@ public class FriendsAdapter extends BaseRecyclerViewAdapter {
     /**
      * The list of friends, with their information
      */
-    private ArrayList<Friend> mList;
+    private FriendsList mList;
 
     /**
      * Actions listener
@@ -53,7 +52,7 @@ public class FriendsAdapter extends BaseRecyclerViewAdapter {
      * @param friendsList The list of friends to display (with user information)
      * @param listener Actions on friends listener
      */
-    public FriendsAdapter(Context context, ArrayList<Friend> friendsList,
+    public FriendsAdapter(Context context, FriendsList friendsList,
                           OnFriendListActionListener listener){
         super(context);
 
diff --git a/app/src/main/java/org/communiquons/android/comunic/client/ui/fragments/FriendsListFragment.java b/app/src/main/java/org/communiquons/android/comunic/client/ui/fragments/FriendsListFragment.java
index a2b9495..6abc91a 100644
--- a/app/src/main/java/org/communiquons/android/comunic/client/ui/fragments/FriendsListFragment.java
+++ b/app/src/main/java/org/communiquons/android/comunic/client/ui/fragments/FriendsListFragment.java
@@ -20,12 +20,12 @@ import android.widget.TextView;
 import android.widget.Toast;
 
 import org.communiquons.android.comunic.client.R;
+import org.communiquons.android.comunic.client.data.arrays.FriendsList;
 import org.communiquons.android.comunic.client.data.helpers.DatabaseHelper;
 import org.communiquons.android.comunic.client.data.helpers.FriendsListHelper;
 import org.communiquons.android.comunic.client.data.helpers.GetUsersHelper;
 import org.communiquons.android.comunic.client.data.models.Friend;
 import org.communiquons.android.comunic.client.data.models.UserInfo;
-import org.communiquons.android.comunic.client.data.utils.FriendsUtils;
 import org.communiquons.android.comunic.client.ui.activities.MainActivity;
 import org.communiquons.android.comunic.client.ui.adapters.FriendsAdapter;
 import org.communiquons.android.comunic.client.ui.asynctasks.SafeAsyncTask;
@@ -34,11 +34,8 @@ import org.communiquons.android.comunic.client.ui.listeners.onOpenUsersPageListe
 import org.communiquons.android.comunic.client.ui.listeners.openConversationListener;
 import org.communiquons.android.comunic.client.ui.views.ScrollRecyclerView;
 
-import java.util.ArrayList;
 import java.util.Objects;
 
-import static org.communiquons.android.comunic.client.data.utils.FriendsUtils.MergeFriendsListWithUserInfo;
-
 /**
  * Friends list fragment
  *
@@ -67,7 +64,7 @@ public class FriendsListFragment extends Fragment implements OnFriendListActionL
     /**
      * The current list of friends
      */
-    private ArrayList<Friend> mList;
+    private FriendsList mList;
 
     /**
      * Friend list operations object
@@ -181,13 +178,13 @@ public class FriendsListFragment extends Fragment implements OnFriendListActionL
         //Display loading bar
         display_progress_bar(true);
 
-        new AsyncTask<Void, Void, ArrayList<Friend>>() {
+        new AsyncTask<Void, Void, FriendsList>() {
 
             @Override
-            protected ArrayList<Friend> doInBackground(Void... params) {
+            protected FriendsList doInBackground(Void... params) {
 
                 //Fetch the list of friends
-                ArrayList<Friend> friendsList = mFriendsHelper.get();
+                FriendsList friendsList = mFriendsHelper.get();
 
                 //Check for errors
                 if (friendsList == null)
@@ -195,20 +192,20 @@ public class FriendsListFragment extends Fragment implements OnFriendListActionL
 
                 //Get user info
                 ArrayMap<Integer, UserInfo> userInfo = mUsersHelper.getMultiple(
-                        FriendsUtils.getFriendsIDs(friendsList));
+                        friendsList.getFriendsIDs());
 
                 //Check for errors
                 if (userInfo == null)
                     return null;
 
                 //Merge friend and user and return result
-                MergeFriendsListWithUserInfo(friendsList, userInfo);
+                friendsList.mergeFriendsListWithUserInfo(userInfo);
                 return friendsList;
 
             }
 
             @Override
-            protected void onPostExecute(ArrayList<Friend> friendUsers) {
+            protected void onPostExecute(FriendsList friendUsers) {
 
                 //Check the activity still exists
                 if (getActivity() == null)
@@ -224,7 +221,7 @@ public class FriendsListFragment extends Fragment implements OnFriendListActionL
      *
      * @param friendsList The friends list to apply
      */
-    private void apply_friends_list(@Nullable ArrayList<Friend> friendsList) {
+    private void apply_friends_list(@Nullable FriendsList friendsList) {
 
         //Remove progress bar
         display_progress_bar(false);