Package org.apache.tapestry5.ioc.services

# Interface UpdateListener

All Known Subinterfaces:
  `MessagesSource`

All Known Implementing Classes:
  `AbstractReloadableObjectCreator`, `ComponentInstantiatorSourceImpl`, `ComponentMessagesSourceImpl`, `ComponentTemplateSourceImpl`, `DynamicTemplateParserImpl`, `MessagesSourceImpl`, `ReloadableObjectCreator`, `ReloadableServiceImplementationObjectCreator`, `ResourceChangeTrackerImpl`

public interface UpdateListener
Interface for objects which can periodically check for updates. Note that this interface has moved from module tapestry-core to tapestry-ioc, but has kept the same package (for backwards compatibility reasons).

Since:
  5.1.0.0
See Also:
  - `UpdateListenerHub`

- ## Method Summary

  Modifier and Type
  Method
  Description
  `void`
  `checkForUpdates()`
  Invoked to force the receiver to check for updates to whatever underlying resources it makes use of.

- ## Method Details

  - ### checkForUpdates

    void checkForUpdates()
    Invoked to force the receiver to check for updates to whatever underlying resources it makes use of.