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page_name: web-bluetooth-through-bluetooth-android-class-diagram
title: Web Bluetooth through Bluetooth Android class diagram for getCharacteristic,
  getPrimaryService
---

Diagram of some classes used in Web Bluetooth implementation down through the
Android implementation of Bluetooth.

Source file (attached) can be edited with [dia](http://dia-installer.de/)
program. Authored by tommyt@opera.com, updated by scheib@chromium.org.

[<img alt="image"
src="/developers/design-documents/bluetooth-design-docs/web-bluetooth-through-bluetooth-android-class-diagram/WebBluetoothThroughBluetoothAndroid.svg">](/developers/design-documents/bluetooth-design-docs/web-bluetooth-through-bluetooth-android-class-diagram/WebBluetoothThroughBluetoothAndroid.svg)