Custom layout

FindPeopleLayout.java

public class FindPeopleLayout extends LinearLayout {

    @BindView(R.id.invite_findFriendsLayout)
    CardView invite_findFriendsLayout;
    @BindView(R.id.friendsCount)
    TextView friendsCount;
    @BindView(R.id.labelFriends)
    TextView labelFriends;
    @BindView(R.id.invite_findFriendsRV)
    RecyclerView invite_findFriendsRV;

    @BindView(R.id.invite_findOthersLayout)
    CardView invite_findOthersLayout;
    @BindView(R.id.othersCount)
    TextView othersCount;
    @BindView(R.id.labelOthers)
    TextView labelOthers;
    @BindView(R.id.invite_findOthersRV)
    RecyclerView invite_findOthersRV;

    private Unbinder bind;
    private FragmentManager fragmentManager;
    private FindFriendsAdapter findOthersAdapter, findFriendsAdapter;

    @OnClick(R.id.invite_findFriendsLayout)
    public void selectFriends() {
        BaseFindPeopleFragment newFragment = FindFriendsFragment.newInstance();
        newFragment.setTargetFragment(fragmentManager.findFragmentById(R.id.fragment), REQUEST_CODE_FIND_FRIENDS_PICKER);
        newFragment.show(fragmentManager, "findFriendsPicker");
    }

    @OnClick(R.id.invite_findOthersLayout)
    public void selectOthers() {
        BaseFindPeopleFragment newFragment = FindOthersFragment.newInstance();
        newFragment.setTargetFragment(fragmentManager.findFragmentById(R.id.fragment), REQUEST_CODE_FIND_OTHERS_PICKER);
        newFragment.show(fragmentManager, "findOthersPicker");
    }

    public FindPeopleLayout_working(final Context context) {
        super(context);
        init();
    }

    public FindPeopleLayout_working(final Context context, final AttributeSet attrs) {
        super(context, attrs);
        init();
    }

    public FindPeopleLayout_working(final Context context, final AttributeSet attrs, final int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        init();
    }

    @Override
    protected void onFinishInflate() {
        super.onFinishInflate();
    }

    @Override
    protected void onDetachedFromWindow() {
        super.onDetachedFromWindow();
        bind.unbind();
    }

    private void init(){
        fragmentManager = ((CreateEventActivity)getContext()).getSupportFragmentManager();
        final View view = inflate(getContext(), R.layout.find_people, this);
        bind = ButterKnife.bind(this, view);
        setupRecyclerViewForFriends();
        setupRecyclerViewForOthers();
    }

    public void updateFriends(@NonNull ArrayList<PersonInvited> newFriends){
        findFriendsAdapter.getList().clear();
        findFriendsAdapter.getList().addAll(newFriends);
        findFriendsAdapter.notifyItemRangeChanged(0, newFriends.size());
        invite_findFriendsRV.post(() -> friendsCount.setText(String.valueOf(newFriends.size())));
    }
    public void updateOthers(@NonNull ArrayList<PersonInvited> newOthers){
        findOthersAdapter.getList().clear();
        findOthersAdapter.getList().addAll(newOthers);
        findOthersAdapter.notifyItemRangeChanged(0, newOthers.size());
        invite_findOthersRV.post(() -> othersCount.setText(String.valueOf(newOthers.size())));
    }
    private void setupRecyclerViewForOthers() {
        final ArrayList<PersonInvited> list = new ArrayList<>();
        invite_findOthersRV.setLayoutManager(new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false));
        findOthersAdapter = new FindFriendsAdapter(getContext(), list);
        invite_findOthersRV.setAdapter(findOthersAdapter);
    }
    private void setupRecyclerViewForFriends() {
        final ArrayList<PersonInvited> list = new ArrayList<>();
        invite_findFriendsRV.setLayoutManager(new LinearLayoutManager(getContext(), LinearLayoutManager.HORIZONTAL, false));
        findFriendsAdapter = new FindFriendsAdapter(getContext(), list);
        invite_findFriendsRV.setAdapter(findFriendsAdapter);
    }

    public class FindFriendsAdapter extends RecyclerView.Adapter<FindFriendsAdapter.ViewHolder> {
        private final String TAG = FindFriendsAdapter.class.getSimpleName();
        private final Context context;
        private ArrayList<PersonInvited> list = new ArrayList<>();

        public ArrayList<PersonInvited> getList() {
            return list;
        }

        public FindFriendsAdapter(@NonNull final Context context, @NonNull final ArrayList<PersonInvited> list) {
            this.context = context;
            this.list = list;
        }

        /**
         * Provide a reference to the type of views that you are using (custom ViewHolder)
         */
        public class ViewHolder extends RecyclerView.ViewHolder {
            public final CircleImageView imageView;

            public ViewHolder(View v) {
                super(v);
                imageView = (CircleImageView) v.findViewById(R.id.profileImageView);
            }
        }

        @Override
        public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) {
            View v = LayoutInflater.from(viewGroup.getContext())
                    .inflate(R.layout.card_create_event_find_friens, viewGroup, false);
            return new ViewHolder(v);
        }

        @Override
        public void onBindViewHolder(ViewHolder viewHolder, final int position) {
            final PersonInvited element = list.get(position);
            Log.d(TAG, "Element " + position + " set.");
            Picasso.with(context).load(element.photoUrl).resize(40, 40).noFade().into(viewHolder.imageView);
        }

        @Override
        public int getItemCount() {
            return list.size();
        }
    }
}