AudioDeviceBroker in audio service

New AudioDeviceBroker class running in audio service.
Has dedicated message loop for handling audio device
   connections and disconnections.
New helper classes for AudioDeviceBroker:
 - BtHelper for Bluetooth
 - AudioDeviceInventory to manage list of devices

Bug: 112863932
Test: media CTS + audio CTS Verifier
Change-Id: I3e8f662a9d82fa7245695888e14fac7f4fc6e728

1 files changed, 3 insertions, 2 deletions

diff --git a/framework/java/android/bluetooth/BluetoothCodecStatus.java b/framework/java/android/bluetooth/BluetoothCodecStatus.java
index 78560d2de4..2cb7b2d3c7 100644
--- a/framework/java/android/bluetooth/BluetoothCodecStatus.java
+++ b/framework/java/android/bluetooth/BluetoothCodecStatus.java
@@ -16,6 +16,7 @@
 
 package android.bluetooth;
 
+import android.annotation.Nullable;
 import android.annotation.UnsupportedAppUsage;
 import android.os.Parcel;
 import android.os.Parcelable;
@@ -42,7 +43,7 @@ public final class BluetoothCodecStatus implements Parcelable {
     public static final String EXTRA_CODEC_STATUS =
             "android.bluetooth.codec.extra.CODEC_STATUS";
 
-    private final BluetoothCodecConfig mCodecConfig;
+    private final @Nullable BluetoothCodecConfig mCodecConfig;
     private final BluetoothCodecConfig[] mCodecsLocalCapabilities;
     private final BluetoothCodecConfig[] mCodecsSelectableCapabilities;
 
@@ -140,7 +141,7 @@ public final class BluetoothCodecStatus implements Parcelable {
      * @return the current codec configuration
      */
     @UnsupportedAppUsage
-    public BluetoothCodecConfig getCodecConfig() {
+    public @Nullable BluetoothCodecConfig getCodecConfig() {
         return mCodecConfig;
     }