org.apache.cocoon.matching
Class RequestParameterMatcher

java.lang.Object
  extended byorg.apache.cocoon.matching.RequestParameterMatcher
All Implemented Interfaces:
org.apache.cocoon.matching.Matcher, ThreadSafe

public class RequestParameterMatcher
extends Object
implements org.apache.cocoon.matching.Matcher, ThreadSafe

This class allows for matching based on a request parameter. If the specified request parameter exists, its value is retrieved for later sitemap substitution.

Example:

 <map:match type="request" pattern="dest">
     <map:redirect-to uri="{1}"/>
 </map:match>
 

Version:
$Id: RequestParameterMatcher.html 1304280 2012-03-23 11:18:01Z ilgrosso $

Field Summary
 
Fields inherited from interface org.apache.cocoon.matching.Matcher
ROLE
 
Constructor Summary
RequestParameterMatcher()
           
 
Method Summary
 Map match(String pattern, Map objectModel, Parameters parameters)
          Match method to see if the request parameter exists.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

RequestParameterMatcher

public RequestParameterMatcher()
Method Detail

match

public Map match(String pattern,
                 Map objectModel,
                 Parameters parameters)
Match method to see if the request parameter exists. If it does have a value the parameter is added to the array list for later sitemap substitution.

Specified by:
match in interface org.apache.cocoon.matching.Matcher
Parameters:
pattern - name of request parameter to find
objectModel - environment passed through via cocoon
Returns:
null or map containing value of request parameter 'pattern'


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