Major Description
Using f:setPropertyActionListener inside a composite component with the value pointing to a function generates the following exception:
javax.el.ELException - Expression uses functions, but no FunctionMapper was provided.
at com.sun.el.lang.ExpressionBuilder.visit(ExpressionBuilder.java:208)
The following information can be used to reproduce the problem.
myfacesTest1.xhtml
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<ui:composition
xmlns="http://www.w3.org/1999/xhtml"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:ui="http://java.sun.com/jsf/facelets"
xmlns:fn="http://java.sun.com/jsp/jstl/functions"
xmlns:t="http://java.sun.com/jsf/composite/test">
<t:area>
<f:facet name="body">
<h:commandButton>
<f:setPropertyActionListener target="#
" value="#
{fn:substring('Hello World!', 6, 12)}" />
</h:commandButton>
</f:facet>
</t:area>
</ui:composition>
MyfacesTest1.java
import javax.faces.bean.ManagedBean;
import javax.faces.bean.SessionScoped;
@ManagedBean(name = "myfacesTest1")
@SessionScoped
public class MyfacesTest1 {
private String property;
public String getProperty()
{ return property; }public void setProperty(String property)
{ this.property = property; }}
area.xhtml
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:composite="http://java.sun.com/jsf/composite">
<composite:interface>
<composite:facet name="body" required="true" />
</composite:interface>
<composite:implementation>
<composite:renderFacet name="body" />
</composite:implementation>
</html>