Làm việc với đối tượng ListView cơ bản trong android

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;

import java.util.ArrayList;

public class MainActivity extends AppCompatActivity {
    ListView lvHoTen;

    @Override    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final ArrayList<String> hoTen = new ArrayList<String>();
        hoTen.add("Son");
        hoTen.add("Le");
        hoTen.add("Bao");
        hoTen.add("Tuan");
        hoTen.add("Dung");
        lvHoTen = (ListView) findViewById(R.id.listViewHoTen);

        ArrayAdapter arrayAdapter = new ArrayAdapter(MainActivity.this,android.R.layout.simple_list_item_1,hoTen);
        lvHoTen.setAdapter(arrayAdapter);
        lvHoTen.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
                Toast.makeText(MainActivity.this,""+hoTen.get(position),Toast.LENGTH_SHORT).show();
            }
        });
    }