Play audio music with service in android

Hello guys
Today we are learn about audio music with service so lets start ..

actvity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.tech.samset.MainActivity">

    <Button
        android:id="@+id/start"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Start" />

    <Button
        android:id="@+id/stop"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Stop" />

    <Button
        android:id="@+id/pause"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Pause" />
    <Button
        android:id="@+id/resume"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Resume" />

</LinearLayout>


MainActvity.java

package com.tech.samset;

import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;
import android.os.IBinder;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.MediaController;

public class MainActivity extends AppCompatActivity {
    private MusicService musicSrv;
    private Intent playIntent;
    //binding
    private boolean musicBound=false;
    //activity and playback pause flags
    private boolean paused=false, playbackPaused=false;


    //connect to the service
    private ServiceConnection musicConnection = new ServiceConnection(){

        @Override
        public void onServiceConnected(ComponentName name, IBinder service) {

            MusicService.ServiceBinder binder = (MusicService.ServiceBinder)service;
            musicSrv = binder.getService();
            musicBound = true;
        }

        @Override
        public void onServiceDisconnected(ComponentName name) {
            musicBound = false;
        }
    };
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        findViewById(R.id.start).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if(playIntent==null){
                    playIntent = new Intent(MainActivity.this, MusicService.class);
                    bindService(playIntent, musicConnection, Context.BIND_AUTO_CREATE);
                    startService(playIntent);
                    Log.e("MAin", " intent is null ");
                }else {
                    musicSrv.resumeMusic();
                    Log.e("MAin"," intent is not null ");
                }
            }
        });
        findViewById(R.id.stop).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                    playIntent = new Intent(MainActivity.this, MusicService.class);
                    unbindService(musicConnection);
                    stopService(playIntent);
                    musicSrv.stopMusic();
                }

        });
        findViewById(R.id.pause).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                musicSrv.pauseMusic();
            }
        });

        findViewById(R.id.resume).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

            }
        });

    }
}

Mymusic.java

package com.tech.samset;

import android.app.Service;
import android.content.ContentUris;
import android.content.Intent;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnErrorListener;
import android.os.Binder;
import android.os.IBinder;
import android.os.PowerManager;
import android.util.Log;
import android.widget.Toast;

public class MusicService extends Service  implements MediaPlayer.OnErrorListener {

private final IBinder mBinder = new ServiceBinder();
MediaPlayer mPlayer;
private int length = 0;

public MusicService() {
}

public class ServiceBinder extends Binder {
MusicService getService() {
return MusicService.this;
}
}

@Override
public IBinder onBind(Intent arg0) {
return mBinder;
}

@Override
public void onCreate() {
super.onCreate();

mPlayer = MediaPlayer.create(this, R.raw.jingle);
mPlayer.setOnErrorListener(this);

if (mPlayer != null) {
mPlayer.setLooping(true);
mPlayer.setVolume(100, 100);
}


mPlayer.setOnErrorListener(new MediaPlayer.OnErrorListener() {

public boolean onError(MediaPlayer mp, int what, int extra) {

onError(mPlayer, what, extra);
return true;
}
});
}

@Override
public int onStartCommand(Intent intent, int flags, int startId) {
mPlayer.start();
return START_STICKY;
}

public void pauseMusic() {
if (mPlayer.isPlaying()) {
mPlayer.pause();
length = mPlayer.getCurrentPosition();

}
}

public void resumeMusic() {
if (mPlayer.isPlaying() == false) {
mPlayer.seekTo(length);
mPlayer.start();
}
}

public void stopMusic() {
mPlayer.stop();
mPlayer.release();
mPlayer = null;
}

@Override
public void onDestroy() {
super.onDestroy();
if (mPlayer != null) {
try {
mPlayer.stop();
mPlayer.release();
} finally {
mPlayer = null;
}
}
}

public boolean onError(MediaPlayer mp, int what, int extra) {

Toast.makeText(this, "music player failed", Toast.LENGTH_SHORT).show();
if (mPlayer != null) {
try {
mPlayer.stop();
mPlayer.release();
} finally {
mPlayer = null;
}
}
return false;
}
}


AndroidManifest

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.tech.samset">

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:supportsRtl="true"
        android:theme="@style/AppTheme">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <service android:name=".MusicService" android:enabled="true" />
    </application>

</manifest>

FullSourcecode 

Thank you