org.apache.cocoon.selection
Interface Selector

All Superinterfaces:

org.apache.avalon.framework.component.Component

All Known Implementing Classes:

CookieSelector, HeaderSelector, NamedPatternsSelector, RequestAttributeSelector, RequestMethodSelector, RequestParameterSelector, ParameterSelector, SessionAttributeSelector

public interface Selector

extends org.apache.avalon.framework.component.Component

Version:

CVS $Id: Selector.java,v 1.4 2002/02/22 07:03:54 cziegeler Exp $

Author:

Giacomo Pati, Leo Sutic

Field Summary

static java.lang.String

ROLE

Method Summary

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

Field Detail

ROLE

public static final java.lang.String ROLE

Method Detail

select

public 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

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.