title: Google contacts using OAuth 2 on Android
body: <p>I want to list gmail contacts of  user using oAuth 2. I am able to get access token and refresh token by following this tutorial <a href="http://www.learn2crack.com/2014/01/android-oauth2-webview.html" rel="nofollow">http://www.learn2crack.com/2014/01/android-oauth2-webview.html</a>. </p>
  
  <p>Now I want to get contacts list using access token and refresh token.</p>
  
  <p>I am using <a href="https://developers.google.com/oauthplayground/" rel="nofollow">Oauth 2 play ground</a> and able to get the contacts on play ground. But how to get contacts using access token and refresh token in android code.</p>