{% setvar book_path %}/reference/androidx/_book.yaml{% endsetvar %} {% include "_shared/_reference-head-tags.html" %}

ApplicationLifecycleCallback

interface ApplicationLifecycleCallback

Callback for monitoring application lifecycle events.

Summary

Public methods
`abstract void`	`onApplicationLifecycleChanged(Application app, ApplicationStage stage)` Called on after an application has processed its lifecycle change event (for example onCreate) These callbacks may occur on main thread so implementers should limit the amount of processing performed

Public methods

onApplicationLifecycleChanged

abstract void onApplicationLifecycleChanged(Application app, ApplicationStage stage)

Called on after an application has processed its lifecycle change event (for example onCreate) These callbacks may occur on main thread so implementers should limit the amount of processing performed

Parameters
`Application app`	the Application
`ApplicationStage stage`	its current stage.