Answer 1

Answer 2

JSF PAGE

<h:outputText value="#{car.crg}" escape="false" style="white-space: pre-wrap;word-wrap: break-word; " />

转义应为false，并按如下方式编写bean Getter方法

 public String getCrg() {
         return crg.replace("<br/>", "&lt;br /&gt;");
        //return crg;
    }

Answer 3