Fórum erro ao validar <p:calendar> #429330

//java script
jQuery.ketchup

.validation('required', 'This field is required.', function(form, el, value) {
//  var type = el.attr('type').toLowerCase();
  
  //if(type == 'checkbox' || type == 'radio') {
  //  return (el.attr('checked') == true);
  //} else {
    return (value.length != 0 && (value.trim().length != 0 || value === ""));
  //}
})



//caçlendar

<p:calendar id="#{cc.attrs.id}" size="#{cc.attrs.size}"
			showButtonPanel="true" readonlyInput="true"
			disabled="#{cc.attrs.disabled}" readonly="#{cc.attrs.disabled}"
			mindate="#{cc.attrs.minDate}" required="#{cc.attrs.required}"
			locale="#{localeController.currentLocale}" navigator="true"
			effect="fold"
			styleClass="inputtext #{cc.attrs.classeCss} #{validadores == null ? '' : validadores} #{limpavel==true?'limpavel':''}"
			value="#{cc.attrs.value}" pattern="#{cc.attrs.pattern}" />



//como eu chamo na pagina prestem aten~]ao no campo validadores

<comp:calendar id="dtColeta" value="#{mBeanManter.carga.dtColeta}" pattern="dd/MM/yyyy"
					disabled="#{!p:ifAnyGranted('C_E_EMB')}"
					label="#{msgCarga.lblDtPrevista}" size="12" required="true" validadores="validate(requiredCalendar)"/>
				

<span id="dtColeta:dtColeta" class="inputtext validate(required)">
<input id="dtColeta:dtColeta_input" class="ui-inputfield ui-widget ui-state-default ui-corner-all hasDatepicker" type="text" size="12" name="dtColeta:dtColeta_input" role="textbox" aria-disabled="false" aria-readonly="false" aria-multiline="false">
</span>