2 files changed, 37 insertions, 0 deletions

diff --git a/core/java/android/bluetooth/BluetoothGatt.java b/core/java/android/bluetooth/BluetoothGatt.java
index 1a969b9ca722..9144ae722911 100644
--- a/core/java/android/bluetooth/BluetoothGatt.java
+++ b/core/java/android/bluetooth/BluetoothGatt.java
@@ -947,6 +947,41 @@ public final class BluetoothGatt implements BluetoothProfile {
     }
 
     /**
+     * Reads the characteristic using its UUID from the associated remote device.
+     *
+     * <p>This is an asynchronous operation. The result of the read operation
+     * is reported by the {@link BluetoothGattCallback#onCharacteristicRead}
+     * callback.
+     *
+     * <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission.
+     *
+     * @param uuid UUID of characteristic to read from the remote device
+     * @return true, if the read operation was initiated successfully
+     * @hide
+     */
+    public boolean readUsingCharacteristicUuid(UUID uuid, int startHandle, int endHandle) {
+        if (VDBG) Log.d(TAG, "readUsingCharacteristicUuid() - uuid: " + uuid);
+        if (mService == null || mClientIf == 0) return false;
+
+        synchronized(mDeviceBusy) {
+            if (mDeviceBusy) return false;
+            mDeviceBusy = true;
+        }
+
+        try {
+            mService.readUsingCharacteristicUuid(mClientIf, mDevice.getAddress(),
+                new ParcelUuid(uuid), startHandle, endHandle, AUTHENTICATION_NONE);
+        } catch (RemoteException e) {
+            Log.e(TAG,"",e);
+            mDeviceBusy = false;
+            return false;
+        }
+
+        return true;
+    }
+
+
+    /**
      * Writes a given characteristic and its values to the associated remote device.
      *
      * <p>Once the write operation has been completed, the
diff --git a/core/java/android/bluetooth/IBluetoothGatt.aidl b/core/java/android/bluetooth/IBluetoothGatt.aidl
index 334e88b69fde..38ba9adafe68 100644
--- a/core/java/android/bluetooth/IBluetoothGatt.aidl
+++ b/core/java/android/bluetooth/IBluetoothGatt.aidl
@@ -77,6 +77,8 @@ interface IBluetoothGatt {
     void refreshDevice(in int clientIf, in String address);
     void discoverServices(in int clientIf, in String address);
     void readCharacteristic(in int clientIf, in String address, in int handle, in int authReq);
+    void readUsingCharacteristicUuid(in int clientIf, in String address, in ParcelUuid uuid,
+                           in int startHandle, in int endHandle, in int authReq);
     void writeCharacteristic(in int clientIf, in String address, in int handle,
                             in int writeType, in int authReq, in byte[] value);
     void readDescriptor(in int clientIf, in String address, in int handle, in int authReq);