这个错误“json parse error: cannot deserialize instance of out of start_object token”通常出现在使用JSON库(如Jackson)进行反序列化时,JSON数据的结构与期望的Java对象结构不匹配。具体来说,这个错误表明JSON解析器遇到了一个开始对象标记(START_OBJECT),但期望的是一个不同的类型(如数组、字符串等)。 常见原...
错误:JSON parse error: Cannot deserialize instance ofjava.lang.Stringout of 传入的值不对,传入的值类型不是json类型或前后端传输类型对不上 如: 1、前端传输的是一个json对象数组: contacts:[{"contactsName":"小黑","phoneNumber":"15887452356","sex":1}], 那后端接收也是需要一个List<T> list 接收。
JSON parse error: Cannot deserialize instance of `cn.bywin.pcldata.common.base.model.quality.RuleConfigDo` out of START_ARRAY token; nested exception is com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deserialize instance of `cn.bywin.pcldata.common.base.model.quality.RuleConfig...
org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot deserialize instance of `com.dongao.project.tmupgradeorderrecord.domain.TmUpgradeOrderRecord` out of START_ARRAY token; nested exception is com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deseriali...
org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot deserialize instance of `java.util.ArrayList` out of START_OBJECT token; nested exception is com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deserialize instance of `java.util.ArrayList` out of...
今天,我们要探讨的是一个看似普通,实则内藏玄机的异常——org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot deserialize instance of 'java.util.ArrayList' out of START_OBJECT token。 这个异常背后隐藏着哪些秘密?它又是如何在Spring框架中发挥作用的?让我们一起探索...
报错信息为: JSON parse error: Can not deserialize instance of java.util.ArrayList out of START_OBJECT token; nested exception is com.fasterxml.jackson.databind.JsonMappingException: Can not deserialize instance of java.util.ArrayList out of START_OBJECT token ...
关于传值报JSONparseerror：Cannotdeserializeinstance JSON parse error: Cannot deserialize instance of `cn.bywin.pcldata.common.base.model.quality.RuleConfigDo` out of START_ARRAY token; nested exception is com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deserialize instance of `cn.by...
JSONparseerror：Cannotdeserializeinstanceofjav。。。异常信息如下：JSON parse error:Can not deserialize instance of java.lang.String out of START_OBJECT token;nested exception is com.fasterxml.jackson.databind.JsonMappingException:Can not deserialize instance of java.lang.String out of START_OBJECT token ...
: "error":"Bad Request",: "message":"JSON parse error: Cannot deserialize instance of `int` out of START_OBJECT token; nested exception is com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deserialize instance of `int` out of START_OBJECT token\n at [Source: (PushbackInput...