/* * Copyright (c) 2018, Nordic Semiconductor * All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package no.nordicsemi.android.blinky.profile.callback; import android.bluetooth.BluetoothDevice; import androidx.annotation.NonNull; import no.nordicsemi.android.ble.callback.DataSentCallback; import no.nordicsemi.android.ble.callback.profile.ProfileDataCallback; import no.nordicsemi.android.ble.data.Data; @SuppressWarnings("ConstantConditions") public abstract class BlinkyLedDataCallback implements ProfileDataCallback, DataSentCallback, BlinkyLedCallback { private static final byte STATE_OFF = 0x00; private static final byte STATE_ON = 0x01; @Override public void onDataReceived(@NonNull final BluetoothDevice device, @NonNull final Data data) { parse(device, data); } @Override public void onDataSent(@NonNull final BluetoothDevice device, @NonNull final Data data) { parse(device, data); } private void parse(@NonNull final BluetoothDevice device, @NonNull final Data data) { if (data.size() != 1) { onInvalidDataReceived(device, data); return; } final int state = data.getIntValue(Data.FORMAT_UINT8, 0); if (state == STATE_ON) { onLedStateChanged(device, true); } else if (state == STATE_OFF) { onLedStateChanged(device, false); } else { onInvalidDataReceived(device, data); } } }