Spring Framework

org.springframework.web.servlet.support
Class SessionFlashMapManager

java.lang.Object
  extended by org.springframework.web.servlet.support.AbstractFlashMapManager
      extended by 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  java.util.List<FlashMap> retrieveFlashMaps(javax.servlet.http.HttpServletRequest request)
          Retrieve saved FlashMap instances from the HTTP Session.
protected  void updateFlashMaps(java.util.List<FlashMap> flashMaps, javax.servlet.http.HttpServletRequest request, javax.servlet.http.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 java.util.List<FlashMap> retrieveFlashMaps(javax.servlet.http.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(java.util.List<FlashMap> flashMaps,
                               javax.servlet.http.HttpServletRequest request,
                               javax.servlet.http.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

Spring Framework