# Uses of Interface
org.apache.tapestry5.services.Heartbeat

Packages that use Heartbeat
Package
Description
org.apache.tapestry5.internal.services
[INTERNAL USE ONLY] internal service classes; API subject to change
org.apache.tapestry5.internal.services.ajax
[INTERNAL USE ONLY] AJAX support services; API subject to change
org.apache.tapestry5.internal.transform
[INTERNAL USE ONLY] component class transformation implementation classes; API subject to change.
org.apache.tapestry5.modules
org.apache.tapestry5.test
Support for testing Tapestry pages

- ## Uses of Heartbeat in org.apache.tapestry5.internal.services

  Classes in org.apache.tapestry5.internal.services that implement Heartbeat
  Modifier and Type
  Class
  Description
  `class`
  `HeartbeatImpl`

- ## Uses of Heartbeat in org.apache.tapestry5.internal.services.ajax

  Constructors in org.apache.tapestry5.internal.services.ajax with parameters of type Heartbeat
  Modifier
  Constructor
  Description
  ``
  `AjaxFormUpdateControllerImpl(ComponentSource componentSource, HiddenFieldLocationRules rules, Environment environment, Heartbeat heartbeat, ClientDataEncoder clientDataEncoder, org.slf4j.Logger logger)`

- ## Uses of Heartbeat in org.apache.tapestry5.internal.transform

  Constructors in org.apache.tapestry5.internal.transform with parameters of type Heartbeat
  Modifier
  Constructor
  Description
  ``
  `HeartbeatDeferredWorker(Heartbeat heartbeat)`

- ## Uses of Heartbeat in org.apache.tapestry5.modules

  Methods in org.apache.tapestry5.modules that return Heartbeat
  Modifier and Type
  Method
  Description
  `Heartbeat`
  TapestryModule.`buildHeartbeat()`
  Exposes the Environmental `Heartbeat` as an injectable service.

- ## Uses of Heartbeat in org.apache.tapestry5.test

  Methods in org.apache.tapestry5.test that return Heartbeat
  Modifier and Type
  Method
  Description
  `protected final Heartbeat`
  TapestryTestCase.`mockHeartbeat()`