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org.apache.cocoon.selection
Class HostSelector

java.lang.Object
  org.apache.avalon.framework.logger.AbstractLogEnabled
      org.apache.cocoon.selection.NamedPatternsSelector
          org.apache.cocoon.selection.HostSelector

All Implemented Interfaces:

Component, Configurable, LogEnabled, ThreadSafe, Selector

public class HostSelector
extends NamedPatternsSelector

A Selector that matches a string from within the host parameter of the HTTP request.

Configuration:

 <map:selector name="host" src="org.apache.cocoon.selection.HostSelector">
   <host name="uk-site" value="www.foo.co.uk"/>
 </map:selector>
 

Usage:

 <map:select type="host">
   <map:when test="uk-site">
     <map:transform src="stylesheets/page/uk.xsl"/>
   </map:when>
   <map:otherwise>
     <map:transform src="stylesheets/page/us.xsl"/>
   </map:otherwise>
 </map:select>
 

Version:

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

Author:

Colin Britton, Sylvain Wallez

Field Summary

Fields inherited from interface org.apache.cocoon.selection.Selector

ROLE

Constructor Summary

HostSelector()

Method Summary

void	configure(Configuration conf)
boolean	select(String expression, Map objectModel, Parameters parameters) Selectors test pattern against some objects in a Map model and signals success with the returned boolean value

Methods inherited from class org.apache.cocoon.selection.NamedPatternsSelector

checkPatterns, checkPatterns, configure

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Constructor Detail

HostSelector

public HostSelector()

Method Detail

configure

public void configure(Configuration conf)
               throws ConfigurationException

Throws:

ConfigurationException

select

public boolean select(String expression,
                      Map objectModel,
                      Parameters parameters)

Description copied from interface: Selector

Selectors test pattern against some objects in a Map model and signals success with the returned boolean value

Parameters:

expression - The expression to test.

objectModel - The Map containing object of the calling environment which may be used to select values to test the expression.

parameters - The sitemap parameters, as specified by <parameter/> tags.

Returns:

boolean Signals successfull test.