FeedFragment.java

        //...
        secondFeedAdatper = new SecondFeedAdatper();
        secondFeedAdatper.setClickListener(new SecondFeedAdatper.ClickListener() {
            @Override
            public void onArticleClick(Article article) {
                if (article.getLink() != null && !article.getLink().isEmpty()) {
                    if (getActivity() instanceof LockscreenActivity) {
                        ((LockscreenActivity) getActivity()).openURL(article.getLink());
                    }
                }
            }
        });
        LinearLayoutManager layoutManager = new LinearLayoutManager(getActivity());
        lvSecond.setLayoutManager(layoutManager);
        lvSecond.setAdapter(secondFeedAdatper);
        
        //todo: futher updates should be done in the following way:
        secondFeedAdatper.setArticles(newArticles);

SecondFeedAdatper.java

import android.annotation.SuppressLint;
import android.text.Html;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;

import com.launcha.dan.lockscreenusingservice.R;
import com.launcha.dan.utils.Utils;
import com.prof.rssparser.Article;
import com.squareup.picasso.Picasso;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Locale;

public class SecondFeedAdatper extends RecyclerView.Adapter<SecondFeedAdatper.ViewHolder> {

    public interface ClickListener {
        void onArticleClick(Article article);
    }

    private final SimpleDateFormat sourceDateFormat = new SimpleDateFormat("EEE, d MMM yyyy HH:mm:ss Z", Locale.ENGLISH);
    private final SimpleDateFormat destinationDateFormat = new SimpleDateFormat("dd MMMM yyyy", Locale.getDefault());

    private List<Article> articles = new ArrayList<>();

    private ClickListener clickListener;

    public void setClickListener(ClickListener clickListener) {
        this.clickListener = clickListener;
    }

    public SecondFeedAdatper() {

    }

    public void setArticles(List<Article> articles) {
        this.articles = articles;
        notifyDataSetChanged();
    }

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

    @Override
    public void onBindViewHolder(@NonNull final ViewHolder viewHolder, int position) {

        final Article currentArticle = articles.get(position);

        viewHolder.bind(currentArticle, sourceDateFormat, destinationDateFormat);
        viewHolder.itemView.setOnClickListener(new View.OnClickListener() {

            @SuppressLint("SetJavaScriptEnabled")
            @Override
            public void onClick(View view) {

                if (clickListener != null) {
                    clickListener.onArticleClick(currentArticle);
                }
            }
        });
    }

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

    static class ViewHolder extends RecyclerView.ViewHolder {
        TextView title;
        TextView pubDate;
        ImageView image;
        TextView category;
        TextView description;
        TextView price;

        ViewHolder(View itemView) {

            super(itemView);
            title = itemView.findViewById(R.id.title);
            pubDate = itemView.findViewById(R.id.pubDate);
            image = itemView.findViewById(R.id.image);
            category = itemView.findViewById(R.id.categories);
            description = itemView.findViewById(R.id.description);
            price = itemView.findViewById(R.id.price);
        }

        void bind(Article currentArticle, SimpleDateFormat from, SimpleDateFormat to) {

            final ViewHolder viewHolder = this;

            String pubDateString = resolveDateOfPublication(currentArticle, from, to);

            viewHolder.title.setText(currentArticle.getTitle());

            loadImage(currentArticle.getImage(), image);

            viewHolder.pubDate.setText(pubDateString);


            viewHolder.category.setText(currentArticle.getMerchant());
            viewHolder.price.setText(currentArticle.getPrice());

            if (currentArticle.getDescription() != null) {
                viewHolder.description.setText(Html.fromHtml(Utils.compactString(currentArticle.getDescription())));
            }
        }

        private void loadImage(String imageString, ImageView image1) {
            Picasso.get()
                    .load(imageString)
                    .into(image1);
        }

        private String resolveDateOfPublication(Article currentArticle,
                                                SimpleDateFormat sourceSdf,
                                                SimpleDateFormat sdf) {
            try {
                String sourceDateString = currentArticle.getPubDate();
                Date date = sourceSdf.parse(sourceDateString);
                return sdf.format(date);

            } catch (ParseException e) {
                e.printStackTrace();
                return currentArticle.getPubDate();
            }
        }

    }
}