org.springframework.web.servlet.support
Class SessionFlashMapManager

java.lang.Object
  org.springframework.web.servlet.support.AbstractFlashMapManager
      org.springframework.web.servlet.support.SessionFlashMapManager

All Implemented Interfaces:

FlashMapManager

public class SessionFlashMapManager
extends AbstractFlashMapManager

Store and retrieve FlashMap instances to and from the HTTP session.

Since:

3.1.1

Author:

Rossen Stoyanchev

Field Summary

Fields inherited from class org.springframework.web.servlet.support.AbstractFlashMapManager

logger

Constructor Summary

SessionFlashMapManager()

Method Summary

protected List<FlashMap>	retrieveFlashMaps(HttpServletRequest request) Retrieve saved FlashMap instances from the HTTP Session.
protected void	updateFlashMaps(List<FlashMap> flashMaps, HttpServletRequest request, HttpServletResponse response) Save the given FlashMap instance, if not empty, in the HTTP session.

Methods inherited from class org.springframework.web.servlet.support.AbstractFlashMapManager

getFlashMapTimeout, getUrlPathHelper, isFlashMapForRequest, retrieveAndUpdate, saveOutputFlashMap, setFlashMapTimeout, setUrlPathHelper

Methods inherited from class java.lang.Object

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

Constructor Detail

SessionFlashMapManager

public SessionFlashMapManager()

Method Detail

retrieveFlashMaps

protected List<FlashMap> retrieveFlashMaps(HttpServletRequest request)

Retrieve saved FlashMap instances from the HTTP Session.

Does not cause an HTTP session to be created but may update it if a FlashMap matching the current request is found or there are expired FlashMap to be removed.

Specified by:

retrieveFlashMaps in class AbstractFlashMapManager

Parameters:

request - the current request

Returns:

a List with FlashMap instances or null

updateFlashMaps

protected void updateFlashMaps(List<FlashMap> flashMaps,
                               HttpServletRequest request,
                               HttpServletResponse response)

Save the given FlashMap instance, if not empty, in the HTTP session.

Specified by:

updateFlashMaps in class AbstractFlashMapManager

Parameters:

flashMaps - a non-empty list of FlashMap instances to save

request - the current request

response - the current response