org.apache.cocoon.selection
Class RequestAttributeSelector

java.lang.Object
  |
  +--org.apache.avalon.framework.logger.AbstractLoggable
        |
        +--org.apache.cocoon.selection.RequestAttributeSelector

All Implemented Interfaces:

org.apache.avalon.framework.component.Component, org.apache.avalon.framework.configuration.Configurable, org.apache.avalon.framework.logger.Loggable, Selector, org.apache.avalon.framework.thread.ThreadSafe

public class RequestAttributeSelector

extends org.apache.avalon.framework.logger.AbstractLoggable

implements org.apache.avalon.framework.configuration.Configurable, org.apache.avalon.framework.thread.ThreadSafe, Selector

A Selector that matches a string against a configurable request attribute's string represenation.

Global and local configuration

attribute-name

String identifying the request attribute.

Version:

CVS $Id: RequestAttributeSelector.java,v 1.6 2002/02/22 07:03:54 cziegeler Exp $

Author:

Christian Haul, Sylvain Wallez, Vadim Gritsenko

Field Summary

protected java.lang.String

defaultName

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

ROLE

Constructor Summary

RequestAttributeSelector()

Method Summary

void	configure(org.apache.avalon.framework.configuration.Configuration config)
boolean	select(java.lang.String expression, java.util.Map objectModel, org.apache.avalon.framework.parameters.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.avalon.framework.logger.AbstractLoggable

getLogger, setLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Field Detail

defaultName

protected java.lang.String defaultName

Constructor Detail

RequestAttributeSelector

public RequestAttributeSelector()

Method Detail

configure

public void configure(org.apache.avalon.framework.configuration.Configuration config)
               throws org.apache.avalon.framework.configuration.ConfigurationException

Specified by:

configure in interface org.apache.avalon.framework.configuration.Configurable

select

public boolean select(java.lang.String expression,
                      java.util.Map objectModel,
                      org.apache.avalon.framework.parameters.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

Specified by:

select in interface Selector

Following copied from interface: org.apache.cocoon.selection.Selector

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.