org.apache.tapestry5.internal.services

## Class ComponentSourceImpl

- java.lang.Object
- - org.apache.tapestry5.internal.services.ComponentSourceImpl

- All Implemented Interfaces:
    ComponentSource

      public class ComponentSourceImpl
      extends Object
      implements ComponentSource

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `ComponentSourceImpl(RequestPageCache pageCache, ComponentClassResolver resolver, RequestGlobals globals)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `Component` | `getActivePage()` Returns the active page, as defined by `RequestGlobals.getActivePageName()`.
    `Component` | `getComponent(String completeId)` Gets a component by its complete id.
    `Component` | `getPage(Class pageClass)` A convienience for obtaining a page instance via a class instance.
    `Component` | `getPage(String pageName)` Returns the page identified by its logical page name.

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### ComponentSourceImpl

          public ComponentSourceImpl(RequestPageCache pageCache,
                                     ComponentClassResolver resolver,
                                     RequestGlobals globals)

  - ### Method Detail

    - #### getComponent

          public Component getComponent(String completeId)

      Description copied from interface: `ComponentSource`
      Gets a component by its complete id. If the component id is for a mixin, then the mixin attached to the component will be returned. A mixin's complete id is its container's complete id, suffixed with "$" and the mixin's id (its simple class name).
      Specified by:
        `getComponent` in interface `ComponentSource`
      Parameters:
        `completeId` - complete component id (case insensitive)
      Returns:
        the component
      See Also:
        `ComponentResourcesCommon.getCompleteId()`

    - #### getPage

          public Component getPage(String pageName)

      Description copied from interface: `ComponentSource`
      Returns the page identified by its logical page name. A logical page name is the short form of a page name often emebedded into URLs.
      Specified by:
        `getPage` in interface `ComponentSource`
      Parameters:
        `pageName` - the logical page name
      Returns:
        the corresponding page's root component

    - #### getPage

          public Component getPage(Class pageClass)

      Description copied from interface: `ComponentSource`
      A convienience for obtaining a page instance via a class instance. This is provided so as to be refactoring safe. The pageClass is simply converted to a class name and this is used to locate a page instance.
      Specified by:
        `getPage` in interface `ComponentSource`
      Parameters:
        `pageClass` - used to locate the page instance
      Returns:
        the page instance

    - #### getActivePage

          public Component getActivePage()

      Description copied from interface: `ComponentSource`
      Returns the active page, as defined by `RequestGlobals.getActivePageName()`. This is the primary page for handling the current request, the page which will be activated for the request. The identity of the active page is not known until the correct `Dispatcher` determines this.
      Specified by:
        `getActivePage` in interface `ComponentSource`
      Returns:
        the active page, or null if no active page is yet identified

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