1page.title=Syncing to the Cloud 2page.tags=cloud,sync,backup 3 4trainingnavtop=true 5startpage=true 6 7@jd:body 8 9<div id="tb-wrapper"> 10<div id="tb"> 11 12<h2>Dependencies and prerequisites</h2> 13<ul> 14 <li>Android 2.2 (API level 8) and higher</li> 15</ul> 16</div> 17</div> 18 19<p>By providing powerful APIs for internet connectivity, the Android framework 20helps you build rich cloud-enabled apps that sync their data to a remote web 21service, making sure all your devices always stay in sync, and your valuable 22data is always backed up to the cloud.</p> 23 24<p>This class covers different strategies for cloud enabled applications. It 25covers syncing data with the cloud using your own back-end web application, and 26backing up data using the cloud so that users can restore their data when 27installing your application on a new device. 28</p> 29 30<h2>Lessons</h2> 31 32<dl> 33 <dt><strong><a href="backupapi.html">Using the Backup API</a></strong></dt> 34 <dd>Learn how to integrate the Backup API into your Android Application, so 35 that user data such as preferences, notes, and high scores update seamlessly 36 across all of a user's devices</dd> 37 <dt><strong><a href="gcm.html">Making the Most of Google Cloud Messaging</a></strong></dt> 38 <dd>Learn how to efficiently send multicast messages, react intelligently to 39 incoming Google Cloud Messaging (GCM) messages, and use GCM messages to 40 efficiently sync with the server.</dd> 41</dl> 42 43