05 2024 档案

Jackson 库中@JsonProperty和@JsonAlias注解实现序列化反序列化

摘要：Json序列化一般为实体转化生成的 JSON 数据中直接包含嵌套对象的属性 ObjectMapper mapper = new ObjectMapper(); Book book = new Book("Learning Java", "Java"); Writer writer = new Wri 阅读全文

posted @ 2024-05-20 19:35 chillymint 阅读(817) 评论(0) 推荐(0) 编辑

openfeign接口Springboot启动Bean报错未找到Singleton bean creation not allowed while singletons of this factory are in destruction (Do not request a bean from a BeanFactory in a destroy method implementation!

摘要：检查步骤检查springboot启动类是否标注@EnableFeignClients注解，未标注该注解会导致无法注入bean 检查远程调用模块是否标注注解@FeignClient 检查@FeignClient注解中是否写了正确的微服务名称（区分大小写）检查@FeignClient注解中标识的微服阅读全文

posted @ 2024-05-09 20:15 chillymint 阅读(1615) 评论(0) 推荐(0) 编辑