I am very newer in Android and I have a Mediaplayer Singleton because I am using fragment that show a list, I want that when the Mediaplayer Singleton is playing will active a service, I was trying with runOnUiThread but this only active many times the service.
this is the Singleton in MyMediaSingleton.java
public class MyMediaSingleton {
MediaPlayer player;
private static volatile MyMediaSingleton instance=null;
private MyMediaSingleton(){
}
public static MyMediaSingleton getInstance(){
if(instance==null){
synchronized (MyMediaSingleton.class){
if(instance==null){
instance=new MyMediaSingleton();
}
}
}
return instance;
}
}
Thank you for your patience.
Media Player Singleton Class
public class MyMediaSingleton {
MediaPlayer mp;
private static volatile MyMediaSingleton instance = null;
private MyMediaSingleton () { }
public static MyMediaSingleton getInstance() {
if (instance == null) {
synchronized (MyMediaSingleton .class) {
if (instance == null) {
instance = new MyMediaSingleton ();
}
}
}
return instance;
}
}
Activity class
public class MainActivity extends Activity {
private MyMediaSingleton player = getInstance();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void playSound(View view){
if(player.mp==null)
player.mp = MediaPlayer.create(getApplicationContext(), R.raw.sound);
player.mp.start();
//For playing multiple sound using single MediaPlayer do it as:
if(player.mp ==null)
player.mp = new MediaPlayer();
else
player.mp.reset();
String fileName="android.resource://"+getPackageName()+
"/"+ R.raw.sound;
player.mp.setDataSource(getApplicationContext(),Uri.parse(fileName));
player.mp.prepare();
player.mp.start();
}
}
The technical post webpages of this site follow the CC BY-SA 4.0 protocol. If you need to reprint, please indicate the site URL or the original address.Any question please contact:yoyou2525@163.com.