# Package com.codename1.background

package com.codename1.background
Background fetch is a mechanism whereby an application is granted permission by the operating system to update its data periodically. At times of the native platform's choosing, an app that supports background fetch will be started up (in the background), and its `com.codename1.util.Callback)` method will be called.

- Interfaces
  Class
  Description
  BackgroundFetch
  An interface that can be implemented by an app's main class to support background fetch.