1
2Android BluetoothChat Sample
3===================================
4
5This sample shows how to implement two-way text chat over Bluetooth between two Android devices, using
6all the fundamental Bluetooth API capabilities.
7
8Introduction
9------------
10
11This sample should be run on two Android devices at the same time, to establish a two-way chat over
12Bluetooth between the devices. Select "Made discoverable" in overflow menu on one device and click
13on the Bluetooth icon on the other one, to find the device and establish the connection.
14
15The sample demonstrates the following, using the [Bluetooth API][1]:
16
171. [Setting up][2] Bluetooth
182. [Scanning][3] for other Bluetooth devices
193. [Querying][4] the local Bluetooth adapter for paired Bluetooth devices
204. [Establishing RFCOMM][5] channels/sockets
215. [Connecting][6] to a remote device
226. [Transfering][7] data over Bluetooth
23
24[1]: http://developer.android.com/guide/topics/connectivity/bluetooth.html
25[2]: http://developer.android.com/guide/topics/connectivity/bluetooth.html#Permissions
26[3]: http://developer.android.com/guide/topics/connectivity/bluetooth.html#FindingDevices
27[4]: http://developer.android.com/guide/topics/connectivity/bluetooth.html#QueryingPairedDevices
28[5]: http://developer.android.com/guide/topics/connectivity/bluetooth.html#ConnectingDevices
29[6]: http://developer.android.com/guide/topics/connectivity/bluetooth.html#ConnectingAsAClient
30[7]: http://developer.android.com/guide/topics/connectivity/bluetooth.html#ManagingAConnection
31
32Pre-requisites
33--------------
34
35- Android SDK 27
36- Android Build Tools v27.0.2
37- Android Support Repository
38
39Screenshots
40-------------
41
42<img src="screenshots/1-launch.png" height="400" alt="Screenshot"/> <img src="screenshots/2-devices.png" height="400" alt="Screenshot"/> <img src="screenshots/3-chat.png" height="400" alt="Screenshot"/>
43
44Getting Started
45---------------
46
47This sample uses the Gradle build system. To build this project, use the
48"gradlew build" command or use "Import Project" in Android Studio.
49
50Support
51-------
52
53- Google+ Community: https://plus.google.com/communities/105153134372062985968
54- Stack Overflow: http://stackoverflow.com/questions/tagged/android
55
56If you've found an error in this sample, please file an issue:
57https://github.com/googlesamples/android-BluetoothChat
58
59Patches are encouraged, and may be submitted by forking this project and
60submitting a pull request through GitHub. Please see CONTRIBUTING.md for more details.
61
62License
63-------
64
65Copyright 2017 The Android Open Source Project, Inc.
66
67Licensed to the Apache Software Foundation (ASF) under one or more contributor
68license agreements.  See the NOTICE file distributed with this work for
69additional information regarding copyright ownership.  The ASF licenses this
70file to you under the Apache License, Version 2.0 (the "License"); you may not
71use this file except in compliance with the License.  You may obtain a copy of
72the License at
73
74http://www.apache.org/licenses/LICENSE-2.0
75
76Unless required by applicable law or agreed to in writing, software
77distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
78WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
79License for the specific language governing permissions and limitations under
80the License.
81