commit ccab50c925a853b486399d1ffff4a630f2bf7ec0
author himta ram <hram@codeaurora.org> Tue Dec 18 17:06:13 2018 +0530
committer himta ram <hram@codeaurora.org> Tue Dec 18 17:23:31 2018 +0530
tree 7b350b1eb03efe88fad857f862490a3c2b3fef1e
parent be1ab4154689cc6f2f0431f9208a1817529083dc

FM: add re-try mechanism for Audio focus request

in case of call and fm concurency case,
telephony focus is abandon after on call state callback,
due to this FM failed to get Audio focus need to retry to get focus

do re-try for Audio focus 3 times on a gap of
200 msec to get Audio focus.

Change-Id: Ie1267477054ba5d3136ede5b505e31b2bd57ebc6

fmapp2/src/com/caf/fmradio/FMRadioService.java

diff --git a/fmapp2/src/com/caf/fmradio/FMRadioService.java b/fmapp2/src/com/caf/fmradio/FMRadioService.java
index 0ef3a1b..8faa313 100644
--- a/fmapp2/src/com/caf/fmradio/FMRadioService.java
+++ b/fmapp2/src/com/caf/fmradio/FMRadioService.java
@@ -970,12 +970,26 @@
        }
 
        if (mStoppedOnFocusLoss) {
-           AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
-           int granted = audioManager.requestAudioFocus(mAudioFocusListener, AudioManager.STREAM_MUSIC,
-                   AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
-           if (granted != AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
-               Log.d(LOGTAG, "audio focuss couldnot be granted");
-               return;
+           for(int i = 0; i < 4; i++)
+           {
+              AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
+              int granted =
+                   audioManager.requestAudioFocus(mAudioFocusListener, AudioManager.STREAM_MUSIC,
+                    AudioManager.AUDIOFOCUS_GAIN_TRANSIENT);
+              if (granted == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {
+                  Log.d(LOGTAG, "audio focuss granted");
+                  break;
+              } else {
+                  Log.d(LOGTAG, "audio focuss couldnot granted retry after some time");
+                  /*in case of call and fm concurency case focus is abandon
+                  ** after on call state callback, need to retry to get focus*/
+                  try {
+                      Thread.sleep(200);
+                  } catch (Exception ex) {
+                      Log.d( LOGTAG, "RunningThread InterruptedException");
+                      return;
+                  }
+              }
            }
        }
        mSession.setActive(true);