Simple music player in android

Step1:  create xml file and add three button 
              Name is start stop and pause 
Step2: add music in res->raw folder
Step3: create java file and add this code




MainActivity.java


package com.example.anshu.music;

import android.media.MediaPlayer;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {
    MediaPlayer Song;
    int pause;
    int stop;

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

    public void play(View view){
        if(Song == null){
            Song = MediaPlayer.create(this , R.raw.song);
            Song.start();
            Toast.makeText(MainActivity.this, "Song Play", Toast.LENGTH_SHORT).show();    }

        else if(!Song.isPlaying()){
            Song.seekTo(pause);
            Song.start();
            Toast.makeText(MainActivity.this, "Song Play", Toast.LENGTH_SHORT).show();
    }
    }
    public void pause(View view){
        if(Song!= null){
            Song.pause();
            pause = Song.getCurrentPosition();
            Toast.makeText(MainActivity.this, "Song Pause", Toast.LENGTH_SHORT).show();
        }
    }
    public void stop(View view){

        if (Song!=null)
        {
            Song.stop();
            Song.release();
            Song.reset();

            Song = null;
        }

        /*Song.stop();
       Song = null;
        Toast.makeText(MainActivity.this, "Song Stop", Toast.LENGTH_SHORT).show();*/
    }
}

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:app="http://schemas.android.com/apk/res-auto"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    tools:context="com.example.anshu.music.MainActivity">

    <Button

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:id="@+id/Play"

        android:layout_gravity="center_horizontal"

        android:text="Play"

        android:onClick="play" />

    <Button

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:id="@+id/pause"

        android:layout_gravity="center_horizontal"

        android:text="Pause"

        android:onClick="pause" />

    <Button

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:id="@+id/stop"

        android:layout_gravity="center_horizontal"

        android:text="Stop"

        android:onClick="stop" />

</LinearLayout>

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