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   1 /**
   2  * Copyright (c) 2010-2022 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.bluetooth;
  14
  15 import java.nio.charset.StandardCharsets;
  16 import java.util.concurrent.CompletableFuture;
  17 import java.util.concurrent.atomic.AtomicBoolean;
  18
  19 import org.eclipse.jdt.annotation.NonNullByDefault;
  20 import org.eclipse.jdt.annotation.Nullable;
  21 import org.openhab.binding.bluetooth.BluetoothCharacteristic.GattCharacteristic;
  22 import org.openhab.binding.bluetooth.notification.BluetoothConnectionStatusNotification;
  23
  24 /**
  25  * Mock implementation of a {@link BluetoothDevice}.
  26  *
  27  * @author Connor Petty - Initial contribution
  28  */
  29 @NonNullByDefault
  30 public class MockBluetoothDevice extends BaseBluetoothDevice {
  31
  32     private AtomicBoolean servicesDiscovered = new AtomicBoolean(false);
  33
  34     /**
  35      * This is the name that returned in the DEVICE_NAME characteristic
  36      */
  37     private @Nullable String deviceName = null;
  38
  39     public MockBluetoothDevice(BluetoothAdapter adapter, BluetoothAddress address) {
  40         super(adapter, address);
  41     }
  42
  43     @Override
  44     public boolean connect() {
  45         this.connectionState = ConnectionState.CONNECTED;
  46         notifyListeners(BluetoothEventType.CONNECTION_STATE,
  47                 new BluetoothConnectionStatusNotification(ConnectionState.CONNECTED));
  48
  49         discoverServices();
  50
  51         return true;
  52     }
  53
  54     @Override
  55     public boolean discoverServices() {
  56         if (!servicesDiscovered.getAndSet(true)) {
  57             populateServices();
  58             notifyListeners(BluetoothEventType.SERVICES_DISCOVERED);
  59         }
  60         return true;
  61     }
  62
  63     protected void populateServices() {
  64         if (deviceName != null) {
  65             BluetoothService service = new BluetoothService(BluetoothService.GattService.DEVICE_INFORMATION.getUUID());
  66             service.addCharacteristic(new BluetoothCharacteristic(GattCharacteristic.DEVICE_NAME.getUUID(), 0));
  67             addService(service);
  68         }
  69     }
  70
  71     @Override
  72     public boolean disconnect() {
  73         return true;
  74     }
  75
  76     @Override
  77     public CompletableFuture<byte[]> readCharacteristic(BluetoothCharacteristic characteristic) {
  78         if (characteristic.getGattCharacteristic() == GattCharacteristic.DEVICE_NAME) {
  79             String name = deviceName;
  80             if (name != null) {
  81                 return CompletableFuture.completedFuture(name.getBytes(StandardCharsets.UTF_8));
  82             } else {
  83                 return CompletableFuture.completedFuture(new byte[0]);
  84             }
  85         }
  86         return CompletableFuture.failedFuture(new UnsupportedOperationException());
  87     }
  88
  89     public void setDeviceName(String deviceName) {
  90         this.deviceName = deviceName;
  91     }
  92
  93     @Override
  94     protected void notifyListeners(BluetoothEventType event, Object... args) {
  95         CompletableFuture.runAsync(() -> super.notifyListeners(event, args));
  96     }
  97
  98     @Override
  99     public CompletableFuture<@Nullable Void> writeCharacteristic(BluetoothCharacteristic characteristic, byte[] value) {
 100         return CompletableFuture.failedFuture(new UnsupportedOperationException());
 101     }
 102
 103     @Override
 104     public CompletableFuture<@Nullable Void> enableNotifications(BluetoothCharacteristic characteristic) {
 105         return CompletableFuture.failedFuture(new UnsupportedOperationException());
 106     }
 107
 108     @Override
 109     public boolean isNotifying(BluetoothCharacteristic characteristic) {
 110         return false;
 111     }
 112
 113     @Override
 114     public CompletableFuture<@Nullable Void> disableNotifications(BluetoothCharacteristic characteristic) {
 115         return CompletableFuture.failedFuture(new UnsupportedOperationException());
 116     }
 117
 118     @Override
 119     public boolean enableNotifications(BluetoothDescriptor descriptor) {
 120         return false;
 121     }
 122
 123     @Override
 124     public boolean disableNotifications(BluetoothDescriptor descriptor) {
 125         return false;
 126     }
 127 }