org.springframework.js.ajax
Class SpringJavascriptAjaxHandler

java.lang.Object
  org.springframework.js.ajax.SpringJavascriptAjaxHandler

All Implemented Interfaces:

AjaxHandler

public class SpringJavascriptAjaxHandler
extends Object
implements AjaxHandler

Ajax handler for Spring Javascript (Spring.js).

Author:

Jeremy Grelle, Keith Donald

Field Summary

static String	AJAX_ACCEPT_CONTENT_TYPE The accept header value that signifies an Ajax request.
static String	AJAX_SOURCE_PARAM Alternate request parameter to indicate an Ajax request for cases when control of the header is not available.
static String	POPUP_VIEW_HEADER The response header to be set on an redirect that should be issued from a popup window.
static String	REDIRECT_URL_HEADER The response header to be set on an Ajax redirect

Constructor Summary

SpringJavascriptAjaxHandler()

Method Summary

boolean	isAjaxRequest(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Is the current request an Ajax request?
void	sendAjaxRedirect(String targetUrl, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, boolean popup) Send a redirect request to the Ajax client.

Methods inherited from class java.lang.Object

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

Field Detail

REDIRECT_URL_HEADER

public static final String REDIRECT_URL_HEADER

The response header to be set on an Ajax redirect

See Also:

Constant Field Values

POPUP_VIEW_HEADER

public static final String POPUP_VIEW_HEADER

The response header to be set on an redirect that should be issued from a popup window.

See Also:

Constant Field Values

AJAX_ACCEPT_CONTENT_TYPE

public static final String AJAX_ACCEPT_CONTENT_TYPE

The accept header value that signifies an Ajax request.

See Also:

Constant Field Values

AJAX_SOURCE_PARAM

public static final String AJAX_SOURCE_PARAM

Alternate request parameter to indicate an Ajax request for cases when control of the header is not available.

See Also:

Constant Field Values

Constructor Detail

SpringJavascriptAjaxHandler

public SpringJavascriptAjaxHandler()

Method Detail

isAjaxRequest

public boolean isAjaxRequest(javax.servlet.http.HttpServletRequest request,
                             javax.servlet.http.HttpServletResponse response)

Description copied from interface: AjaxHandler

Is the current request an Ajax request?

Specified by:

isAjaxRequest in interface AjaxHandler

Parameters:

request - the current request

response - the current response

sendAjaxRedirect

public void sendAjaxRedirect(String targetUrl,
                             javax.servlet.http.HttpServletRequest request,
                             javax.servlet.http.HttpServletResponse response,
                             boolean popup)
                      throws IOException

Description copied from interface: AjaxHandler

Send a redirect request to the Ajax client. This should cause the client-side agent to send a new request to the specified target url.

Specified by:

sendAjaxRedirect in interface AjaxHandler

Parameters:

targetUrl - the target url to redirect to

request - the current request

response - the current response

popup - wheter the redirect should be sent from a new popup dialog window

Throws:

IOException