public class SoundManager {
 
 private  SoundPool mSoundPool; 
 private  HashMap<Integer, Integer> mSoundPoolMap; 
 private  AudioManager  mAudioManager;
 private  Context mContext;
 
 
 public SoundManager()
 {
  
 }
  
 public void initSounds(Context theContext) { 
   mContext = theContext;
      mSoundPool = new SoundPool(4, AudioManager.STREAM_MUSIC, 0); 
      mSoundPoolMap = new HashMap<Integer, Integer>(); 
      mAudioManager = (AudioManager)mContext.getSystemService(Context.AUDIO_SERVICE);       
 } 
 
 public void addSound(int Index,int SoundID)
 {
  mSoundPoolMap.put(1, mSoundPool.load(mContext, SoundID, 1));
 }
 
 public void playSound(int index) { 
  
      int streamVolume = mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC); 
      mSoundPool.play(mSoundPoolMap.get(index), streamVolume, streamVolume, 1, 0, 1f); 
 }
 
 public void playLoopedSound(int index) { 
  
      int streamVolume = mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC); 
      mSoundPool.play(mSoundPoolMap.get(index), streamVolume, streamVolume, 1, -1, 1f); 
 }
 
}
알람 매니저를 이용해서 지정된 시간에 액티비티가 뜨면서 소리가 울리거든요?!?!
그런데 소리가 너무작게 한번만 나네요... 소리크기와 .ogg파일을 계속 실행시키려면(액티비티가 종료될때까지 반복) 어디를 바꿔야 되죠?!?!