Add RequiresFeature annotation.

Certain APIs require that a device have a specific feature to operate
correctly, so start annotating them.

Test: builds, boots
Bug: 72284763
Change-Id: Ie2f30284bdfdb6acc4067f434eba3b5433837606
Exempt-From-Owner-Approval: simple annotations

1 files changed, 3 insertions, 0 deletions

diff --git a/framework/java/android/bluetooth/BluetoothManager.java b/framework/java/android/bluetooth/BluetoothManager.java
index 7e3bb05fe0..11f8ab7551 100644
--- a/framework/java/android/bluetooth/BluetoothManager.java
+++ b/framework/java/android/bluetooth/BluetoothManager.java
@@ -17,9 +17,11 @@
 package android.bluetooth;
 
 import android.Manifest;
+import android.annotation.RequiresFeature;
 import android.annotation.RequiresPermission;
 import android.annotation.SystemService;
 import android.content.Context;
+import android.content.pm.PackageManager;
 import android.os.RemoteException;
 import android.util.Log;
 
@@ -47,6 +49,7 @@ import java.util.List;
  * @see BluetoothAdapter#getDefaultAdapter()
  */
 @SystemService(Context.BLUETOOTH_SERVICE)
+@RequiresFeature(PackageManager.FEATURE_BLUETOOTH)
 public final class BluetoothManager {
     private static final String TAG = "BluetoothManager";
     private static final boolean DBG = true;