调用feign接口，序列化报错

Java 未结

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M 剑童 2019-10-25 14:30

R(code=500, success=false, data=null, msg=Error while extracting response for type [org.springblade.core.tool.api.R] and content type [application/json;charset=UTF-8]; nested exception is org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot deserialize instance of `java.lang.String` out of START_OBJECT token; nested exception is com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deserialize instance of `java.lang.String` out of START_OBJECT token

at [Source: (PushbackInputStream); line: 1, column: 36] (through reference chain: org.springblade.core.tool.api.R["data"]))

在代码里直接调用feign接口就有，序列化问题，

直接用postman调用则没有问题，我是不是哪里少了

1条回答

yinyuncan - 小尹同学

2021-03-29 13:58

#blade配置
blade:
  #jackson配置
  jackson:
    #null自动转空值
    null-to-empty: false

如上配置即可解决你的问题