private void processRead()

in rx-central-ble/src/main/java/com/uber/rxcentralble/core/CorePeripheral.java [243:264]


  private void processRead(SingleSubject<Pair<UUID, byte[]>> scopedSubject, UUID svc, UUID chr) {
    synchronized (syncRoot) {
      PeripheralError error = subscribeChecks();
      if (error != null) {
        scopedSubject.onError(error);
        return;
      }

      BluetoothGattCharacteristic characteristic = getCharacteristic(svc, chr);
      if (characteristic == null) {
        scopedSubject.onError(new PeripheralError(MISSING_CHARACTERISTIC));
        return;
      }

      readSubject = scopedSubject;
      currentOperation = readSubject;

      if (bluetoothGatt != null && !bluetoothGatt.readCharacteristic(characteristic)) {
        readSubject.onError(new PeripheralError(READ_CHARACTERISTIC_FAILED, ERROR_STATUS_CALL_FAILED));
      }
    }
  }