net.sf.tacos.ajax.impl
Class AjaxDirectServiceImpl

java.lang.Object
  net.sf.tacos.ajax.impl.AjaxDirectServiceImpl

All Implemented Interfaces:

AjaxDirectService, org.apache.tapestry.engine.IEngineService

public class AjaxDirectServiceImpl
extends Object
implements AjaxDirectService

Implementation of AjaxDirectService.

Author:

jkuhnert

Field Summary

static String	PROCESS_SCRIPTS Whether or not processing javascript response
protected static Random	rand Random number generator
static String	SERVICE_NAME Global service name
static String	UPDATE_COMPONENTS List of components to update
static String	UPDATE_DIRECT Whether or not to update components directly
static String	VISIBLE_WIDGETS Visible widgets parameter

Constructor Summary

AjaxDirectServiceImpl()

Method Summary

protected boolean	checkNewPageActivated(org.apache.tapestry.IRequestCycle cycle, org.apache.tapestry.IPage activePage, ResponseBuilder responseBuilder) Checks for cycle.activate(page) calls within page/component listeners.
AjaxWebRequest	getAjaxRequest() Returns an instance of the AjaxWebRequest bound to the current request th read.
org.apache.tapestry.engine.ILink	getLink(boolean post, Object parameter)
String	getName()
org.apache.tapestry.engine.IEngineService	getPageService()
org.apache.tapestry.web.WebRequest	getWebRequest()
protected void	handleRedirect(ResponseBuilder responseBuilder, String redirectURL) Redirects the Ajax request to a new page.
protected void	renderAjaxResponse(org.apache.tapestry.IRequestCycle cycle, org.apache.tapestry.IPage renderPage, org.apache.tapestry.IPage componentPage, org.apache.tapestry.IComponent component, ResponseBuilder responseBuilder) Renders the actual ajax response.
void	service(org.apache.tapestry.IRequestCycle cycle)
void	setAjaxRequest(AjaxWebRequest ajaxRequest) Injected ajax request.
void	setDelegateFactory(ResponseDelegateFactory delegateFactory) Injected delegate for creating responses
void	setExceptionPresenter(org.apache.tapestry.error.ExceptionPresenter exceptionPresenter) Injected exceptionPresenter for processing exception.
void	setLinkFactory(org.apache.tapestry.services.LinkFactory linkFactory) Injected link factory
void	setLocaleManager(org.apache.tapestry.services.RequestLocaleManager localeManager)
void	setPageService(org.apache.tapestry.engine.IEngineService pageService)
void	setRequest(org.apache.tapestry.web.WebRequest request) Injected request
void	setRequestCycle(org.apache.tapestry.IRequestCycle requestCycle) Injected requestCycle
void	setResponseRenderer(org.apache.tapestry.services.ResponseRenderer responseRenderer) Injected response renderer.
void	setStaleSessionExceptionPresenter(org.apache.tapestry.error.ExceptionPresenter staleSessionExceptionPresenter) Injected ExceptionPresenter for processing Stale Session Exception.
void	setWebRequest(org.apache.tapestry.web.WebRequest webRequest)
void	setWebResponse(org.apache.tapestry.web.WebResponse webResponse) Injected response.
protected void	triggerComponent(org.apache.tapestry.IRequestCycle cycle, org.apache.tapestry.IDirect direct) Called when triggering the listener method of the component/page/etc..

Methods inherited from class java.lang.Object

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

Field Detail

SERVICE_NAME

public static final String SERVICE_NAME

Global service name

See Also:

Constant Field Values

UPDATE_COMPONENTS

public static final String UPDATE_COMPONENTS

List of components to update

See Also:

Constant Field Values

UPDATE_DIRECT

public static final String UPDATE_DIRECT

Whether or not to update components directly

See Also:

Constant Field Values

PROCESS_SCRIPTS

public static final String PROCESS_SCRIPTS

Whether or not processing javascript response

See Also:

Constant Field Values

VISIBLE_WIDGETS

public static final String VISIBLE_WIDGETS

Visible widgets parameter

See Also:

Constant Field Values

rand

protected static final Random rand

Random number generator

Constructor Detail

AjaxDirectServiceImpl

public AjaxDirectServiceImpl()

Method Detail

getName

public String getName()

Specified by:

getName in interface org.apache.tapestry.engine.IEngineService

getLink

public org.apache.tapestry.engine.ILink getLink(boolean post,
                                                Object parameter)

Specified by:

getLink in interface org.apache.tapestry.engine.IEngineService

service

public void service(org.apache.tapestry.IRequestCycle cycle)
             throws IOException

Specified by:

service in interface org.apache.tapestry.engine.IEngineService

Throws:

IOException

checkNewPageActivated

protected boolean checkNewPageActivated(org.apache.tapestry.IRequestCycle cycle,
                                        org.apache.tapestry.IPage activePage,
                                        ResponseBuilder responseBuilder)

Checks for cycle.activate(page) calls within page/component listeners.

If the current page isn't the activePage that we started with a redirect will occur.

Parameters:

cycle -

activePage -

responseBuilder -

Returns:

handleRedirect

protected void handleRedirect(ResponseBuilder responseBuilder,
                              String redirectURL)

Redirects the Ajax request to a new page.

triggerComponent

protected void triggerComponent(org.apache.tapestry.IRequestCycle cycle,
                                org.apache.tapestry.IDirect direct)

Called when triggering the listener method of the component/page/etc..

Parameters:

cycle -

direct -

renderAjaxResponse

protected void renderAjaxResponse(org.apache.tapestry.IRequestCycle cycle,
                                  org.apache.tapestry.IPage renderPage,
                                  org.apache.tapestry.IPage componentPage,
                                  org.apache.tapestry.IComponent component,
                                  ResponseBuilder responseBuilder)

Renders the actual ajax response.

Parameters:

cycle -

renderPage -

componentPage -

component -

responseBuilder -

setAjaxRequest

public void setAjaxRequest(AjaxWebRequest ajaxRequest)

Injected ajax request.

Parameters:

ajaxRequest -

getAjaxRequest

public AjaxWebRequest getAjaxRequest()

Returns an instance of the AjaxWebRequest bound to the current request th read.

Specified by:

getAjaxRequest in interface AjaxDirectService

Returns:

The instance, if valid and available.

setWebResponse

public void setWebResponse(org.apache.tapestry.web.WebResponse webResponse)

Injected response.

Parameters:

webResponse -

setResponseRenderer

public void setResponseRenderer(org.apache.tapestry.services.ResponseRenderer responseRenderer)

Injected response renderer.

Parameters:

responseRenderer -

setLinkFactory

public void setLinkFactory(org.apache.tapestry.services.LinkFactory linkFactory)

Injected link factory

Parameters:

linkFactory -

setRequest

public void setRequest(org.apache.tapestry.web.WebRequest request)

Injected request

Parameters:

request -

setDelegateFactory

public void setDelegateFactory(ResponseDelegateFactory delegateFactory)

Injected delegate for creating responses

Parameters:

delegateFactory -

setRequestCycle

public void setRequestCycle(org.apache.tapestry.IRequestCycle requestCycle)

Injected requestCycle

Parameters:

requestCycle -

setExceptionPresenter

public void setExceptionPresenter(org.apache.tapestry.error.ExceptionPresenter exceptionPresenter)

Injected exceptionPresenter for processing exception.

Parameters:

exceptionPresenter -

setStaleSessionExceptionPresenter

public void setStaleSessionExceptionPresenter(org.apache.tapestry.error.ExceptionPresenter staleSessionExceptionPresenter)

Injected ExceptionPresenter for processing Stale Session Exception.

Parameters:

staleSessionExceptionPresenter -

getPageService

public org.apache.tapestry.engine.IEngineService getPageService()

Returns:

Returns the pageService.

setPageService

public void setPageService(org.apache.tapestry.engine.IEngineService pageService)

Parameters:

pageService - The pageService to set.

getWebRequest

public org.apache.tapestry.web.WebRequest getWebRequest()

Returns:

Returns the webRequest.

setWebRequest

public void setWebRequest(org.apache.tapestry.web.WebRequest webRequest)

Parameters:

webRequest - The webRequest to set.

setLocaleManager

public void setLocaleManager(org.apache.tapestry.services.RequestLocaleManager localeManager)

Parameters:

localeManager - The localeManager to set.