Media Player in android

//        load media from indexof soundeffect(URl)
        MediaPlayer mediaPlayer = new MediaPlayer();
        try {
            mediaPlayer.setDataSource("http://www.mbuisc.ac.th/media-support/sound%20effect/03.BooDi-LimHyungJoo.MP3");
        } catch (IOException e) {
            e.printStackTrace();
        }

        mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
            @Override
            public void onPrepared(MediaPlayer mediaPlayer) {
                Toast.makeText(MainActivity.this, "music play", Toast.LENGTH_SHORT).show();
                mediaPlayer.start();
            }
        });

        mediaPlayer.prepareAsync();

package com.example.musicapp;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Context;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.net.Uri;
import android.os.Bundle;
import android.widget.MediaController;
import android.widget.SeekBar;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.VideoView;

import java.io.IOException;
import java.util.Timer;
import java.util.TimerTask;

public class MainActivity extends AppCompatActivity {
TextView play,stop;
VideoView videoview;
SeekBar seek,seekbar;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        play = findViewById(R.id.play);
        stop = findViewById(R.id.stop);
        videoview = findViewById(R.id.videoView);
        seek = findViewById(R.id.seekBar);
        seekbar = findViewById(R.id.seekBar2);

//        MediaPlayer mediaPlayer = MediaPlayer.create(this,R.raw.song);

//        load media from indexof soundeffect(URl)
        MediaPlayer mediaPlayer = new MediaPlayer();
        try {
            mediaPlayer.setDataSource("http://www.mbuisc.ac.th/media-support/sound%20effect/03.BooDi-LimHyungJoo.MP3");
        } catch (IOException e) {
            e.printStackTrace();
        }

        mediaPlayer.setOnPreparedListener(new MediaPlayer.OnPreparedListener() {
            @Override
            public void onPrepared(MediaPlayer mediaPlayer) {
                Toast.makeText(MainActivity.this, "music play", Toast.LENGTH_SHORT).show();
                mediaPlayer.start();
            }
        });

        mediaPlayer.prepareAsync();

        play.setOnClickListener(v->{
           if(mediaPlayer.isPlaying()){
               mediaPlayer.pause();
           }else{
               mediaPlayer.start();
           }
//            videoview.start();
        });

        stop.setOnClickListener(v->{
            mediaPlayer.pause();
        });

        setVolumeControlStream(AudioManager.STREAM_MUSIC);
        AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
        seek.setMax(audioManager
                .getStreamMaxVolume(AudioManager.STREAM_MUSIC));
        seek.setProgress(audioManager
                .getStreamVolume(AudioManager.STREAM_MUSIC));

        seek.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            @Override
            public void onProgressChanged(SeekBar seekBar, int i, boolean b) {
                seek.setProgress(i);
                Toast.makeText(MainActivity.this, "index"+i, Toast.LENGTH_SHORT).show();
                audioManager.setStreamVolume(AudioManager.STREAM_MUSIC,i, 0);
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {

            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {

            }
        });

        seekbar.setMax(mediaPlayer.getDuration());


        new Timer().scheduleAtFixedRate(new TimerTask() {
            @Override
            public void run() {
               seekbar.setProgress(mediaPlayer.getCurrentPosition());
            }
        },0,900);


        seekbar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            @Override
            public void onProgressChanged(SeekBar seekBar, int i, boolean b) {
                mediaPlayer.seekTo(i);
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {

            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {

            }
        });

    }
}