Package org.apache.tapestry5.internal.services

Class ComponentSourceImpl

org.apache.tapestry5.internal.services.ComponentSourceImpl

All Implemented Interfaces:

ComponentSource

public class ComponentSourceImpl
extends 
implements ComponentSource

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
Component	getActivePage()	Returns the active page, as defined by RequestGlobals.getActivePageName().
Component	completeId)	Gets a component by its complete id.
Component	pageClass)	A convienience for obtaining a page instance via a class instance.
Component	pageName)	Returns the page identified by its logical page name.

Methods inherited from class java.lang.

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Constructor Detail

ComponentSourceImpl

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

Method Detail

getComponent

public  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  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  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