<vaadin-text-field type="number"
                   value="{{<%-bindPath%>}}"
                   label="<%-label%>"
                   <% if (required) {%> print "required" <%}%>
                   error-message="[[<%-errorBindPath%>]]"
                   invalid="[[_isInvalid(<%-errorBindPath%>)]]">
</vaadin-text-field>