com.fasterxml.jackson.databind.JsonMappingException

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問題描述：在對訂單進行上傳的時候，其實就是一個excel檔案，發現controller對業務層代碼調用老是出問題，排查原因時發現原來時被同事的AOP給攔截了，用JackSon對流進行列印導致的異常。

 

Caused by: com.fasterxml.jackson.databind.JsonMappingException: Failed to load class ‘sun.nio.ch.FileChannelImpl$Access4JacksonSerializer0370ba83‘: com.fasterxml.jackson.module.afterburner.ser.BeanPropertyAccessor (through reference chain: java.io.FileInputStream["channel"])
at com.fasterxml.jackson.databind.JsonMappingException.from(JsonMappingException.java:291)
at com.fasterxml.jackson.databind.SerializerProvider.mappingException(SerializerProvider.java:1124)
at com.fasterxml.jackson.databind.SerializerProvider.reportMappingProblem(SerializerProvider.java:1146)
at com.fasterxml.jackson.databind.SerializerProvider._createAndCacheUntypedSerializer(SerializerProvider.java:1263)
at com.fasterxml.jackson.databind.SerializerProvider.findPrimaryPropertySerializer(SerializerProvider.java:653)
at com.fasterxml.jackson.databind.ser.impl.PropertySerializerMap.findAndAddPrimarySerializer(PropertySerializerMap.java:64)
at com.fasterxml.jackson.databind.ser.BeanPropertyWriter._findAndAddDynamic(BeanPropertyWriter.java:874)
at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:682)
at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:690)
at com.fasterxml.jackson.databind.ser.BeanSerializer.serialize(BeanSerializer.java:155)
at com.fasterxml.jackson.databind.ser.DefaultSerializerProvider.serializeValue(DefaultSerializerProvider.java:292)
at com.fasterxml.jackson.databind.ObjectMapper._configAndWriteValue(ObjectMapper.java:3681)
at com.fasterxml.jackson.databind.ObjectMapper.writeValueAsString(ObjectMapper.java:3057)
at com.wormpex.common.json.JsonMapper.writeValueAsString(JsonMapper.java:1029)
... 24 more
Caused by: java.lang.IllegalArgumentException: Failed to load class ‘sun.nio.ch.FileChannelImpl$Access4JacksonSerializer0370ba83‘: com.fasterxml.jackson.module.afterburner.ser.BeanPropertyAccessor
at com.fasterxml.jackson.module.afterburner.util.MyClassLoader.loadAndResolve(MyClassLoader.java:100)
at com.fasterxml.jackson.module.afterburner.ser.PropertyAccessorCollector.generateAccessorClass(PropertyAccessorCollector.java:171)
at com.fasterxml.jackson.module.afterburner.ser.PropertyAccessorCollector.findAccessor(PropertyAccessorCollector.java:97)
at com.fasterxml.jackson.module.afterburner.ser.SerializerModifier.changeProperties(SerializerModifier.java:63)
at com.fasterxml.jackson.databind.ser.BeanSerializerFactory.constructBeanSerializer(BeanSerializerFactory.java:412)
at com.fasterxml.jackson.databind.ser.BeanSerializerFactory.findBeanSerializer(BeanSerializerFactory.java:282)
at com.fasterxml.jackson.databind.ser.BeanSerializerFactory._createSerializer2(BeanSerializerFactory.java:234)
at com.fasterxml.jackson.databind.ser.BeanSerializerFactory.createSerializer(BeanSerializerFactory.java:168)
at com.fasterxml.jackson.databind.SerializerProvider._createUntypedSerializer(SerializerProvider.java:1308)
at com.fasterxml.jackson.databind.SerializerProvider._createAndCacheUntypedSerializer(SerializerProvider.java:1258)
... 34 more
Caused by: java.lang.ClassNotFoundException: com.fasterxml.jackson.module.afterburner.ser.BeanPropertyAccessor
at java.lang.ClassLoader.findClass(ClassLoader.java:530)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
at java.lang.ClassLoader.defineClass(ClassLoader.java:642)
at com.fasterxml.jackson.module.afterburner.util.MyClassLoader.loadAndResolve(MyClassLoader.java:94)
... 43 more

 

解決方案：

  這段詭異的異常資訊浪費了我一下午的時間，還是跟蹤調用棧靠譜，以下是跟蹤棧發現的資訊：

[org.springframework.aop.interceptor.ExposeInvocationInterceptor.ADVISOR, InstantiationModelAwarePointcutAdvisor: expression [execution(* com..xxx.xxx.xxx.xxx.biz..impl.*.*(..))]; advice method 

 

com.fasterxml.jackson.databind.JsonMappingException