99 lines
3.6 KiB
Java
99 lines
3.6 KiB
Java
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/*
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* Copyright 2023 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.snippet.bluetooth;
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import static android.bluetooth.BluetoothGattService.SERVICE_TYPE_PRIMARY;
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import android.bluetooth.BluetoothAdapter;
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import android.bluetooth.BluetoothGattServer;
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import android.bluetooth.BluetoothGattServerCallback;
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import android.bluetooth.BluetoothGattService;
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import android.bluetooth.BluetoothManager;
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import android.bluetooth.le.AdvertiseData;
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import android.bluetooth.le.AdvertisingSetCallback;
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import android.bluetooth.le.AdvertisingSetParameters;
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import android.content.Context;
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import android.os.Handler;
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import android.os.Looper;
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import android.os.ParcelUuid;
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import java.util.UUID;
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public final class BluetoothGattMultiDevicesServer {
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private static final String TAG = "BluetoothGattMultiDevicesServer";
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private Context mContext;
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private BluetoothManager mBluetoothManager;
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private BluetoothAdapter mBluetoothAdapter;
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public BluetoothGattMultiDevicesServer(Context context, BluetoothManager manager) {
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mContext = context;
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mBluetoothManager = manager;
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mBluetoothAdapter = manager.getAdapter();
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}
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public BluetoothGattServer createGattServer(String uuid) {
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var bluetoothGattServer =
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mBluetoothManager.openGattServer(mContext, new BluetoothGattServerCallback() {});
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var service = new BluetoothGattService(UUID.fromString(uuid), SERVICE_TYPE_PRIMARY);
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bluetoothGattServer.addService(service);
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return bluetoothGattServer;
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}
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public void createAndAdvertiseServer(String uuid) {
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createGattServer(uuid);
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var bluetoothLeAdvertiser = mBluetoothAdapter.getBluetoothLeAdvertiser();
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var params = new AdvertisingSetParameters.Builder().setConnectable(true).build();
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var data =
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new AdvertiseData.Builder()
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.addServiceUuid(new ParcelUuid(UUID.fromString(uuid)))
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.build();
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bluetoothLeAdvertiser.startAdvertisingSet(
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params, data, null, null, null, new AdvertisingSetCallback() {});
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}
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public void createAndAdvertiseIsolatedServer(String uuid) {
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var gattServer = createGattServer(uuid);
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var bluetoothLeAdvertiser = mBluetoothAdapter.getBluetoothLeAdvertiser();
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var params =
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new AdvertisingSetParameters.Builder()
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.setConnectable(true)
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.setOwnAddressType(
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AdvertisingSetParameters.ADDRESS_TYPE_RANDOM_NON_RESOLVABLE)
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.build();
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var data =
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new AdvertiseData.Builder()
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.addServiceUuid(new ParcelUuid(UUID.fromString(uuid)))
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.build();
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bluetoothLeAdvertiser.startAdvertisingSet(
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params,
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data,
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null,
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null,
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null,
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0,
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0,
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gattServer,
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new AdvertisingSetCallback() {},
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new Handler(Looper.getMainLooper()));
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}
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}
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