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org.apache.cocoon.matching
Class SessionAttributeMatcher

java.lang.Object
  org.apache.cocoon.matching.SessionAttributeMatcher

All Implemented Interfaces:

Component, ThreadSafe, Matcher

public class SessionAttributeMatcher
extends Object
implements Matcher, ThreadSafe

This class allows for matching based on a session attribute. If the specified session attribute exists, its string representation is retrieved for later sitemap substitution.

Example:

 <map:match type="session-attribute" pattern="style">
     <map:read src="{1}"/>
 </map:match>
 

Version:

CVS $Id: SessionAttributeMatcher.html 1304258 2012-03-23 10:09:27Z ilgrosso $

Author:

Vadim Gritsenko

Field Summary

Fields inherited from interface org.apache.cocoon.matching.Matcher

ROLE

Constructor Summary

SessionAttributeMatcher()

Method Summary

Map	match(String pattern, Map objectModel, Parameters parameters) Match method to see if the request attribute exists.

Methods inherited from class java.lang.Object

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

Constructor Detail

SessionAttributeMatcher

public SessionAttributeMatcher()

Method Detail

match

public Map match(String pattern,
                 Map objectModel,
                 Parameters parameters)

Match method to see if the request attribute exists. If it does have a value the string represenation of attribute is added to the array list for later sitemap substitution.

Specified by:

match in interface Matcher

Parameters:

pattern - name of session attribute to find

objectModel - environment passed through via cocoon

Returns:

null or map containing value of session attribute 'pattern'