android listview showing nothing

Listview Size is 10 items. Till it does not display anything in Listview.I am adding List of Item in above adapter but not able to get the Listview single row. Please help me to solve my error adapter.

import android.app.Activity;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import java.util.List;
import bughunters.tashfik.chooseapp.Model.Category;
import bughunters.tashfik.chooseapp.Model.Comment;
import bughunters.tashfik.chooseapp.R;
public class CommentViewAdapter extends BaseAdapter {

private Context context;

private List<Comment> messagesItems;


// public static List<String> imagelist;

public CommentViewAdapter(Context context, List<Comment> navDrawerItems) {
    Toast.makeText(context,"Sixe ids"+String.valueOf(navDrawerItems.size()),Toast.LENGTH_LONG).show();
    this.context = context;
    this.messagesItems = navDrawerItems;

}

@Override
public int getCount() {
    return messagesItems.size();
}

@Override
public Object getItem(int position) {
    return messagesItems.get(position);
}

@Override
public long getItemId(int position) {
    return position;
}

@Override
public View getView(int position, View convertView, ViewGroup parent) {


    LayoutInflater mInflater = (LayoutInflater) context.getSystemService(Activity.LAYOUT_INFLATER_SERVICE);

    convertView = mInflater.inflate(R.layout.comments_list_item, null);

    TextView textViewProfileName = (TextView) convertView.findViewById(R.id.textViewProfileName);
    TextView textViewMesssage = (TextView) convertView.findViewById(R.id.textViewMesssage);
    TextView textViewTime = (TextView) convertView.findViewById(R.id.textViewTime);
    Toast.makeText(context,messagesItems.get(position).getUsername(),Toast.LENGTH_LONG).show();
    ImageView imageViewUserProfilePic = (ImageView) convertView.findViewById(R.id.imageViewUserProfilePic);


    textViewProfileName.setText(messagesItems.get(position).getUsername());
    textViewMesssage.setText(messagesItems.get(position).getMessage());
    textViewTime.setText(messagesItems.get(position).getTime());


    return convertView;
}
}