| /* |
| * Copyright (C) 2021 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.companiondevicemanager; |
| |
| import static android.companion.BluetoothDeviceFilterUtils.getDeviceDisplayNameInternal; |
| import static android.companion.BluetoothDeviceFilterUtils.getDeviceMacAddress; |
| |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.bluetooth.BluetoothDevice; |
| import android.companion.DeviceFilter; |
| import android.net.MacAddress; |
| import android.os.Parcelable; |
| |
| import java.util.Objects; |
| |
| /** |
| * A pair of device and a filter that matched this device if any. |
| * |
| * @param <T> device type. |
| */ |
| class DeviceFilterPair<T extends Parcelable> { |
| private final T mDevice; |
| private final @Nullable DeviceFilter<T> mFilter; |
| |
| DeviceFilterPair(T device, @Nullable DeviceFilter<T> filter) { |
| this.mDevice = device; |
| this.mFilter = filter; |
| } |
| |
| T getDevice() { |
| return mDevice; |
| } |
| |
| String getDisplayName() { |
| if (mFilter != null) return mFilter.getDeviceDisplayName(mDevice); |
| |
| if (mDevice instanceof BluetoothDevice) { |
| return getDeviceDisplayNameInternal((BluetoothDevice) mDevice); |
| } else if (mDevice instanceof android.bluetooth.le.ScanResult) { |
| final android.bluetooth.le.ScanResult bleScanResult = |
| (android.bluetooth.le.ScanResult) mDevice; |
| return getDeviceDisplayNameInternal(bleScanResult.getDevice()); |
| } else if (mDevice instanceof android.net.wifi.ScanResult) { |
| final android.net.wifi.ScanResult wifiScanResult = |
| (android.net.wifi.ScanResult) mDevice; |
| return getDeviceDisplayNameInternal(wifiScanResult); |
| } else { |
| throw new IllegalArgumentException("Unknown device type: " + mDevice.getClass()); |
| } |
| } |
| |
| @NonNull MacAddress getMacAddress() { |
| return MacAddress.fromString(getDeviceMacAddress(getDevice())); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| DeviceFilterPair<?> that = (DeviceFilterPair<?>) o; |
| return Objects.equals(getDeviceMacAddress(mDevice), getDeviceMacAddress(that.mDevice)); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(getDeviceMacAddress(mDevice)); |
| } |
| |
| @Override |
| public String toString() { |
| return "DeviceFilterPair{" |
| + "device=" + mDevice + " " + getDisplayName() |
| + ", filter=" + mFilter |
| + '}'; |
| } |
| |
| @NonNull String toShortString() { |
| return '(' + getDeviceTypeAsString() + ") " + getMacAddress() + " '" + getDisplayName() |
| + '\''; |
| } |
| |
| private @NonNull String getDeviceTypeAsString() { |
| if (mDevice instanceof BluetoothDevice) { |
| return "BT"; |
| } else if (mDevice instanceof android.bluetooth.le.ScanResult) { |
| return "BLE"; |
| } else if (mDevice instanceof android.net.wifi.ScanResult) { |
| return "Wi-Fi"; |
| } else { |
| return "Unknown"; |
| } |
| } |
| } |