Passage de parametre entre un beam est jsf

Bonjour,

j'ai un probleme de passage de parametre de type list entre on bean et ma jsf;
mon bean est
[code]

/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
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*
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* specific language governing permissions and limitations
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*/
package org.apache.myfaces.trinidad.imaf;

import javax.faces.context.FacesContext;

import org.apache.myfaces.trinidad.render.ExtendedRenderKitService;
import org.apache.myfaces.trinidad.util.Service;
import com.labosun.cj.ejb3.entity.Contact;
import com.labosun.cj.ejb3.session.ContactManager;
import com.labosun.cj.web.locator.EjbLocator;
import java.util.List;
/**
* A typical simple backing bean, that is backed to

helloworld.jsp

*
*/
public class Beanlist
{

//properties
private String firstname;

private String lastname;

private String address;

private int zipCode;

private String city;

private String phone;

private String mobile;

private List<Contact> Listcontact;

/**
* default empty constructor
*/
public Beanlist()
{
}

//-------------------getter & setter
//debut
public String getfirstname()
{
//firstname = "anis";
return firstname;
}

public void setfirstname(String name)
{
this.firstname = name;
}
//fin
//debut
public String getlastname()
{
return lastname;
}

public void setlastname(String name)
{
this.lastname = name;
}
//fin
//debut
public String getaddress()
{
return address;
}

public void setaddress(String name)
{
this.address = name;
}
//fin
//debut
public int getzipCode()
{
return zipCode;
}

public void setzipCode(int name)
{
this.zipCode = name;
}
//fin
//debut
public String getcity()
{
return city;
}

public void setcity(String name)
{
this.city = name;
}
//fin
//debut
public String getphone()
{
return phone;
}

public void setphone(String name)
{
this.phone = name;
}
//fin
//debut
public String getmobile()
{
return mobile;
}

public void setmobile(String name)
{
this.mobile = name;
}
//fin



public List<Contact> getListcontact()
{
ContactManager contactManager = EjbLocator.getLocator().getContactManager();

Listcontact = contactManager.getlistContact();
System.out.println(Listcontact.toString());
return Listcontact;

}




}

[/code]
et ma jsf est :
[code]
<tr:table value="#{Beanlist.Listcontact}" var="entry">

<tr:column>
<tr:outputText value="entry.firstname"></tr:outputText>
</tr:column>



</tr:table>

[/code]