o meu de remover e de editar não aparece o ícone correspondente fica um ícone com uma seta para cima.autor.xhtml
<?xml version="1.0" encoding="UTF-8" ?>
<!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:h="http://xmlns.jcp.org/jsf/html"
xmlns:f="http://xmlns.jcp.org/jsf/core"
xmlns:p="http://primefaces.org/ui"
xmlns:ui="http://xmlns.jcp.org/jsf/facelets">
<ui:composition template="_template.xhtml">
<f:metadata>
<f:viewParam name="autorId" value="#{autorBean.autorId}" />
<f:viewAction action="#{autorBean.carregarAutorPelaId}"
if="#{param.autorId != null}" />
</f:metadata>
<ui:define name="titulo">
<p:outputPanel>Novo Autor</p:outputPanel>
</ui:define>
<ui:define name="conteudo">
<h:form id="autor">
<p:fieldset legend="Dados do Autor">
<h:panelGrid columns="3">
<p:outputLabel value="Nome:" for="nome" />
<p:inputText id="nome" value="#{autorBean.autor.nome}"
required="true">
<f:validateLength minimum="5" />
<f:ajax event="blur" render="messageNome" />
</p:inputText>
<p:message for="nome" id="messageNome" />
<p:outputLabel value="Email:" for="email" />
<p:inputText id="email" value="#{autorBean.autor.email}"
required="true" validatorMessage="Email inválido">
<f:attribute name="type" value="email" />
<f:passThroughAttribute name="placeholder" value="Email do autor" />
<f:validateRegex pattern=".+@.+" />
<f:ajax event="blur" render="messageEmail" />
</p:inputText>
<p:message for="email" id="messageEmail" />
<p:commandButton value="Gravar" action="#{autorBean.gravar}"
process="@form" update="@form :formTabelaAutors" />
</h:panelGrid>
</p:fieldset>
</h:form>
<h:form id="formTabelaAutors">
<p:dataList value="#{autorBean.autores}" var="autor"
type="definition">
<f:facet name="header">
Autores
</f:facet>
<p:commandButton icon="fa fa-fw fa-edit" update=":autor">
<f:setPropertyActionListener value="#{autor}"
target="#{autorBean.autor}" />
</p:commandButton>
<p:commandButton icon="fa fa-fw fa-remove"
action="#{autorBean.remover(autor)}" update="@form" />
#{autor.nome} - #{autor.email}
</p:dataList>
</h:form>
</ui:define>
</ui:composition>
</html>
