FPII-615:Can play music when a active call in DUT.

make ajudgment to know whether a call state or not at the moment.

Change-Id: I60b0829b1c32ec9e6423bdab7e978147ba3aa56a
diff --git a/src/com/android/music/MediaPlaybackService.java b/src/com/android/music/MediaPlaybackService.java
index 6057546..f0a99d7 100644
--- a/src/com/android/music/MediaPlaybackService.java
+++ b/src/com/android/music/MediaPlaybackService.java
@@ -53,7 +53,7 @@
 import android.util.Log;
 import android.widget.RemoteViews;
 import android.widget.Toast;
-
+import android.telephony.TelephonyManager;
 import java.io.FileDescriptor;
 import java.io.IOException;
 import java.io.PrintWriter;
@@ -1435,31 +1435,34 @@
      * Starts playback of a previously opened file.
      */
     public void play() {
-        mAudioManager.requestAudioFocus(mAudioFocusListener, AudioManager.STREAM_MUSIC,
-                AudioManager.AUDIOFOCUS_GAIN);
-        mAudioManager.registerMediaButtonEventReceiver(new ComponentName(this.getPackageName(),
-                MediaButtonIntentReceiver.class.getName()));
-        mAudioManager.registerRemoteControlClient(mRemoteControlClient);
+       TelephonyManager tel = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
+     if (TelephonyManager.CALL_STATE_IDLE == tel.getCallState()) {
+         mAudioManager.requestAudioFocus(mAudioFocusListener, AudioManager.STREAM_MUSIC,
+                  AudioManager.AUDIOFOCUS_GAIN);
+          mAudioManager.registerMediaButtonEventReceiver(new ComponentName(this.getPackageName(),
+                  MediaButtonIntentReceiver.class.getName()));
+          mAudioManager.registerRemoteControlClient(mRemoteControlClient);
 
-        if (mPlayer.isInitialized()) {
-            mPlayer.start();
-            // make sure we fade in, in case a previous fadein was stopped because
-            // of another focus loss
-            mMediaplayerHandler.removeMessages(FADEDOWN);
-            mMediaplayerHandler.sendEmptyMessage(FADEUP);
+          if (mPlayer.isInitialized()) {
+              mPlayer.start();
+              // make sure we fade in, in case a previous fadein was stopped because
+              // of another focus loss
+              mMediaplayerHandler.removeMessages(FADEDOWN);
+              mMediaplayerHandler.sendEmptyMessage(FADEUP);
 
-            updateNotification();
-            if (!mIsSupposedToBePlaying) {
-                mIsSupposedToBePlaying = true;
-                notifyChange(PLAYSTATE_CHANGED);
-            }
+              updateNotification();
+              if (!mIsSupposedToBePlaying) {
+                  mIsSupposedToBePlaying = true;
+                  notifyChange(PLAYSTATE_CHANGED);
+              }
 
-        } else if (mPlayListLen <= 0) {
-            // This is mostly so that if you press 'play' on a bluetooth headset
-            // without every having played anything before, it will still play
-            // something.
-            setShuffleMode(SHUFFLE_AUTO);
-        }
+          } else if (mPlayListLen <= 0) {
+              // This is mostly so that if you press 'play' on a bluetooth headset
+              // without every having played anything before, it will still play
+              // something.
+              setShuffleMode(SHUFFLE_AUTO);
+          }
+     }
     }
 
     private void updateNotification() {