Duvida sobre composite do jsf 2

<composite:interface>
	<!-- PROMPTS -->
	<composite:attribute name=clientId />
	<composite:attribute name=idOutText />
	<composite:attribute name=valueOutText />

	<composite:attribute name=idInpText />
	<composite:attribute name=valueinpTex />

	<composite:attribute name=right />
	<composite:attribute name=size default=30/>
</composite:interface>

<composite:implementation>
	<h:outputStylesheet name=style_componentes.css library=css
		rendered=true></h:outputStylesheet>
	<div id=#{cc.clientId}
		style=position: relative; right: #{cc.attrs.right}; text-align: right;>
		<h:outputText id=#{cc.attrs.idOutText} styleClass=outPut
			value=#{cc.attrs.valueOutText}></h:outputText>
		<p:inputText id=#{cc.attrs.idInpText} size=#{cc.attrs.size}
			styleClass=inputtext value=#{cc.attrs.valueinpText}>
		</p:inputText>

	</div>
</composite:implementation>

<inp:input idOutText=userMail
				valueOutText=#{msgUser.lblUsuarioEmail}  valueinpTex=#{mBeanManterUsuario.user.email} idInpText=textInwee></inp:input>