Работа с сетью, асинхронные задачи, парсинг

package com.comsoft.getinetinfo;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;

import android.Manifest;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }
    public void onClickGetInfo(View v) {
        new Thread(new Runnable() {
            public void run() {
                try {
                    URL url = new URL("https://yandex.ru/internet/");
                    BufferedReader reader = new BufferedReader(new InputStreamReader(url.openStream()));
                    String result = "";
                    String line = "";
                    while ((line = reader.readLine()) != null){
                        result += line + "\n";
                    }
                    reader.close();

                    int p = result.indexOf("IPv4-адрес</h3></div><div>");
                    result = result.substring(p + "IPv4-адрес</h3></div><div>".length());
                    p = result.indexOf("</div>");
                    result = result.substring(0, p);

                    TextView editText = (TextView) findViewById(R.id.display);
                    editText.setText(result);
                }catch (Exception e){
                }
                };
        }).start();

    }

}