判断richfaces本次请求是否验证错误
@Name("validatorError")@Scope(ScopeType.EVENT)@BypassInterceptorspublic class ValidatorError { /** * isInvalid. * @return boolean */ public boolean isInvalid() { Iterator<FacesMessage> iterator = FacesContext.getCurrentInstance() .getMessages(); while (iterator.hasNext()) { FacesMessage facesMessage = iterator.next(); if (FacesMessage.SEVERITY_ERROR.equals(facesMessage.getSeverity())) { return true; } } return false; }}

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