Tag: modelattribute

Spring MVC ModelAttribute字段是空的而不是表单输入值

我正在尝试制作一个发布CardRequestResource的表单： public class CardRequestResource extends ResourceSupport{ private Long cardRequestId; private String deliveryMethod; private String address; private boolean isHomeDelivery; private String requestDate; private String expectedDate; private String comments; private Long statusId; private PersonResource person; //Getters and Setters } 在我的控制器中，我首先加载JSP并将一个空的CardRequestResource添加到ModelMap： @RequestMapping(value = { “”, “/approval” }, method = RequestMethod.GET) public String getApproval(ModelMap map) { map.put(“cardRequestResource”, new CardRequestResource()); […]