## Uses of Interface
org.apache.tapestry5.commons.services.InvalidationEventHub

- Packages that use InvalidationEventHub
  Package | Description
  --- | ---
  org.apache.tapestry5.beanmodel.internal.services |
  org.apache.tapestry5.commons.internal.services |
  org.apache.tapestry5.internal.event | [INTERNAL USE ONLY] support classes for event listeners; API subject to change
  org.apache.tapestry5.internal.pageload | [INTERNAL USE ONLY] support classes for assembling and loading pages; API subject to change
  org.apache.tapestry5.internal.services | [INTERNAL USE ONLY] internal service classes; API subject to change
  org.apache.tapestry5.internal.services.assets | [INTERNAL USE ONLY] asset support services; API subject to change
  org.apache.tapestry5.internal.services.compatibility |
  org.apache.tapestry5.internal.util | [INTERNAL USE ONLY] various utility classes; API subject to change.
  org.apache.tapestry5.modules |
  org.apache.tapestry5.services.messages | Services supporting component and application message catalogs.

- - ### Uses of InvalidationEventHub in org.apache.tapestry5.beanmodel.internal.services

    Methods in org.apache.tapestry5.beanmodel.internal.services with parameters of type InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | PropertyConduitSourceImpl.`listenForInvalidations​(InvalidationEventHub hub)` |

  - ### Uses of InvalidationEventHub in org.apache.tapestry5.commons.internal.services

    Methods in org.apache.tapestry5.commons.internal.services with parameters of type InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | StringInternerImpl.`setupInvalidation​(InvalidationEventHub hub)` |

  - ### Uses of InvalidationEventHub in org.apache.tapestry5.internal.event

    Classes in org.apache.tapestry5.internal.event that implement InvalidationEventHub
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `InvalidationEventHubImpl` | Base implementation class for classes (especially services) that need to manage a list of `InvalidationListener`s.

  - ### Uses of InvalidationEventHub in org.apache.tapestry5.internal.pageload

    Methods in org.apache.tapestry5.internal.pageload with parameters of type InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | PageLoaderImpl.`setupInvalidation​(InvalidationEventHub classesHub, InvalidationEventHub templatesHub, InvalidationEventHub messagesHub)` |

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

    Subinterfaces of InvalidationEventHub in org.apache.tapestry5.internal.services
    Modifier and Type | Interface | Description
    --- | --- | ---
    `interface` | `InternalComponentInvalidationEventHub` | Split-out implementation of `InvalidationEventHub` that separates it from `ComponentInstantiatorSource`.
    `interface` | `MessagesSource` |
    `interface` | `ResourceDigestManager` | Deprecated. Deprecated in 5.4 with no replacement; see release notes about classpath assets moving to /META-INF/assets/.

    Classes in org.apache.tapestry5.internal.services that implement InvalidationEventHub
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `ComponentTemplateSourceImpl` | Service implementation that manages a cache of parsed component templates.
    `class` | `InternalComponentInvalidationEventHubImpl` |
    `class` | `MessagesSourceImpl` | A utility class that encapsulates all the logic for reading properties files and assembling `Messages` from them, in accordance with extension rules and locale.
    `class` | `ResourceDigestManagerImpl` |

    Methods in org.apache.tapestry5.internal.services that return InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `InvalidationEventHub` | ComponentMessagesSourceImpl.`getInvalidationEventHub()` |
    `InvalidationEventHub` | ComponentTemplateSource.`getInvalidationEventHub()` | Event hub used to notify listeners that underlying component template files have changed.
    `InvalidationEventHub` | ComponentTemplateSourceImpl.`getInvalidationEventHub()` |

    Methods in org.apache.tapestry5.internal.services with parameters of type InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | ComponentClassCacheImpl.`setupInvalidation​(InvalidationEventHub hub)` |
    `void` | MetaDataLocatorImpl.`setupInvalidation​(InvalidationEventHub invalidationEventHub)` |
    `void` | PageActivationContextCollectorImpl.`setupInvalidation​(InvalidationEventHub invalidationEventHub)` |
    `void` | PageSourceImpl.`setupInvalidation​(InvalidationEventHub classesHub, InvalidationEventHub templatesHub, InvalidationEventHub messagesHub, ResourceChangeTracker resourceChangeTracker)` |
    `void` | ValueEncoderSourceImpl.`setupInvalidation​(InvalidationEventHub hub)` |

  - ### Uses of InvalidationEventHub in org.apache.tapestry5.internal.services.assets

    Subinterfaces of InvalidationEventHub in org.apache.tapestry5.internal.services.assets
    Modifier and Type | Interface | Description
    --- | --- | ---
    `interface` | `ResourceChangeTracker` | Tracks resources (at least, resources that can change because they are on the file system) and acts as an `UpdateListener` to check for changes and notify its listeners.

    Classes in org.apache.tapestry5.internal.services.assets that implement InvalidationEventHub
    Modifier and Type | Class | Description
    --- | --- | ---
    `class` | `ResourceChangeTrackerImpl` |

  - ### Uses of InvalidationEventHub in org.apache.tapestry5.internal.services.compatibility

    Methods in org.apache.tapestry5.internal.services.compatibility with parameters of type InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | DeprecationWarningImpl.`setupClearDeprecationsWhenInvalidated​(InvalidationEventHub componentClassesHub, InvalidationEventHub messagesHub, InvalidationEventHub templatesHub)` |

  - ### Uses of InvalidationEventHub in org.apache.tapestry5.internal.util

    Methods in org.apache.tapestry5.internal.util with parameters of type InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `void` | RecomputableSupport.`initialize​(InvalidationEventHub hub)` | Forces `RecomputableSupport.invalidate()` to be invoked when the hub emits an invalidation callback.

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

    Methods in org.apache.tapestry5.modules that return InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `static InvalidationEventHub` | TapestryModule.`buildComponentClassesInvalidationEventHub​(InternalComponentInvalidationEventHub trueHub)` | Exposes the public portion of the internal `InternalComponentInvalidationEventHub` service.
    `static InvalidationEventHub` | TapestryModule.`buildComponentMessagesInvalidationEventHub​(ComponentMessagesSource messagesSource)` |
    `static InvalidationEventHub` | TapestryModule.`buildComponentTemplatesInvalidationEventHub​(ComponentTemplateSource templateSource)` |

    Methods in org.apache.tapestry5.modules with parameters of type InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `ComponentEventResultProcessor` | TapestryModule.`buildAjaxComponentEventResultProcessor​(Map<Class,​ComponentEventResultProcessor> configuration, InvalidationEventHub hub)` | The component event result processor used for Ajax-oriented component requests.
    `static ComponentClassResolver` | TapestryModule.`buildComponentClassResolver​(ComponentClassResolverImpl service, InvalidationEventHub hub)` |
    `ComponentEventResultProcessor` | TapestryModule.`buildComponentEventResultProcessor​(Map<Class,​ComponentEventResultProcessor> configuration, InvalidationEventHub hub)` | The component event result processor used for normal component requests.
    `static DataTypeAnalyzer` | TapestryModule.`buildDefaultDataTypeAnalyzer​(DefaultDataTypeAnalyzer service, InvalidationEventHub hub)` | The default data type analyzer is the final analyzer consulted and identifies the type entirely pased on the property type, working against its own configuration (mapping property type class to data type).
    `static TranslatorSource` | TapestryModule.`buildTranslatorSource​(Map<Class,​Translator> configuration, TranslatorAlternatesSource alternatesSource, InvalidationEventHub hub)` |
    `void` | TapestryModule.`contributeApplicationInitializer​(OrderedConfiguration<ApplicationInitializerFilter> configuration, TypeCoercer typeCoercer, ComponentClassResolver componentClassResolver, InvalidationEventHub invalidationEventHub, RestoreDirtySessionObjects restoreDirtySessionObjects)` | Adds a listener to the `ComponentInstantiatorSource` that clears the `PropertyAccess` and `TypeCoercer` caches on a class loader invalidation.
    `static void` | TapestryModule.`registerToClearPlasticProxyFactoryOnInvalidation​(InvalidationEventHub hub, PlasticProxyFactory proxyFactory)` |

  - ### Uses of InvalidationEventHub in org.apache.tapestry5.services.messages

    Methods in org.apache.tapestry5.services.messages that return InvalidationEventHub
    Modifier and Type | Method | Description
    --- | --- | ---
    `InvalidationEventHub` | ComponentMessagesSource.`getInvalidationEventHub()` | Returns the event hub that allows listeners to be notified when any underlying message catalog file is changed.