diff options
Diffstat (limited to 'core/java')
| -rw-r--r-- | core/java/android/bluetooth/BluetoothAdapter.java | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/core/java/android/bluetooth/BluetoothAdapter.java b/core/java/android/bluetooth/BluetoothAdapter.java index 96a927b..1fc22fe 100644 --- a/core/java/android/bluetooth/BluetoothAdapter.java +++ b/core/java/android/bluetooth/BluetoothAdapter.java @@ -573,6 +573,7 @@ public final class BluetoothAdapter { /** * Validate a Bluetooth address, such as "00:43:A8:23:10:F0" + * <p>Alphabetic characters must be uppercase to be valid. * * @param address Bluetooth address as string * @return true if the address is valid, false otherwise @@ -586,8 +587,9 @@ public final class BluetoothAdapter { switch (i % 3) { case 0: case 1: - if (Character.digit(c, 16) != -1) { - break; // hex character, OK + if ((c >= '0' && c <= '9') || (c >= 'A' && c <= 'F')) { + // hex character, OK + break; } return false; case 2: |