src/main/java/org/intellimate/izou/sdk/frameworks/music/player/template/Player.java
@Override
    public void updatePlayInfo(Volume volume) {
        if (this.volume.equals(volume))
            return;
        this.volume = volume;
        MusicHelper.super.updatePlayInfo(volume);
    }
@Override
    public void updatePlayInfo(Volume volume) {
        if (this.volume.equals(volume))
            return;
        this.volume = volume;
        MusicHelper.super.updatePlayInfo(volume);
    }
@ Override public void updatePlayInfo ( Volume volume ) { if ( this . volume . equals ( volume ) ) return ; this . volume = volume ; MusicHelper . super . updatePlayInfo ( volume ) ; }
fires an update event which notifies that parameters have changed

@param volume the optional volume
fires an update event which notifies that parameters have changed