1 files changed, 26 insertions, 0 deletions
diff --git a/framework/java/android/bluetooth/BluetoothAdapter.java b/framework/java/android/bluetooth/BluetoothAdapter.java
index 28bc424d93..223692859d 100644
--- a/framework/java/android/bluetooth/BluetoothAdapter.java
+++ b/framework/java/android/bluetooth/BluetoothAdapter.java
@@ -774,6 +774,32 @@ public final class BluetoothAdapter {
     }
 
     /**
+     * Get the current connection state of a profile.
+     * This function can be used to check whether the local Bluetooth adapter
+     * is connected to any remote device for a specific profile.
+     * Profile can be one of {@link BluetoothProfile#HEADSET},
+     * {@link BluetoothProfile#A2DP}.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH}.
+     *
+     * <p> Return value can be one of
+     * {@link BluetoothProfile#STATE_DISCONNECTED},
+     * {@link BluetoothProfile#STATE_CONNECTING},
+     * {@link BluetoothProfile#STATE_CONNECTED},
+     * {@link BluetoothProfile#STATE_DISCONNECTING}
+     */
+    public int getProfileConnectionState(int profile) {
+        if (getState() != STATE_ON) return BluetoothProfile.STATE_DISCONNECTED;
+        try {
+            return mService.getProfileConnectionState(profile);
+        } catch (RemoteException e) {
+            Log.e(TAG, "getProfileConnectionState:", e);
+        }
+        return BluetoothProfile.STATE_DISCONNECTED;
+    }
+
+    /**
+    /**
      * Picks RFCOMM channels until none are left.
      * Avoids reserved channels.
      */