SpringBoot JSON List为空不返回
JOSN List 返回值为[ ] 要想让它不返回
在实体类添加注解
@JsonInclude(JsonInclude.Include.NON_EMPTY) public class MenuDTO { private Integer id; private String name; private List<MenuDTO> menu = new ArrayList<>(); }
JOSN List 返回值为null 要想让它不返回
@JsonInclude(JsonInclude.Include.NON_NULL) public class MenuDTO { private Integer id; private String name; private List<MenuDTO> menu = new ArrayList<>(); }