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https://issues.apache.org/jira/browse/KYLIN-1220?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15093716#comment-15093716
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Zhong,Jason commented on KYLIN-1220:
------------------------------------
it's resolved now
> JsonMappingException: Can not deserialize instance of java.lang.String out of
> START_ARRAY
> -----------------------------------------------------------------------------------------
>
> Key: KYLIN-1220
> URL: https://issues.apache.org/jira/browse/KYLIN-1220
> Project: Kylin
> Issue Type: Bug
> Components: Web
> Affects Versions: v2.0
> Environment: HDP2.3.2
> Reporter: wangxianbin
> Assignee: Zhong,Jason
> Fix For: 2.0
>
>
> JsonMappingException when I create cube, I think it cause by class var
> "column" in class "DimensionDesc" which is not String array any more, how
> ever web didn't follow up this change.
> L4J [2015-12-10
> 17:23:50,781][ERROR][org.apache.kylin.rest.controller.CubeController] - The
> cube definition is not valid.
> com.fasterxml.jackson.databind.JsonMappingException: Can not deserialize
> instance of java.lang.String out of START_ARRAY token
> at [Source: java.io.StringReader@407d4132; line: 10, column: 22] (through
> reference chain:
> org.apache.kylin.cube.model.CubeDesc["dimensions"]->org.apache.kylin.cube.model.DimensionDesc["column"])
> at
> com.fasterxml.jackson.databind.JsonMappingException.from(JsonMappingException.java:164)
> at
> com.fasterxml.jackson.databind.DeserializationContext.mappingException(DeserializationContext.java:575)
> at
> com.fasterxml.jackson.databind.deser.std.StringDeserializer.deserialize(StringDeserializer.java:46)
> at
> com.fasterxml.jackson.databind.deser.std.StringDeserializer.deserialize(StringDeserializer.java:11)
> at
> com.fasterxml.jackson.databind.deser.SettableBeanProperty.deserialize(SettableBeanProperty.java:464)
> at
> com.fasterxml.jackson.databind.deser.impl.FieldProperty.deserializeAndSet(FieldProperty.java:107)
> at
> com.fasterxml.jackson.databind.deser.BeanDeserializer.deserializeFromObject(BeanDeserializer.java:295)
> at
> com.fasterxml.jackson.databind.deser.BeanDeserializer.deserialize(BeanDeserializer.java:121)
> at
> com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:230)
> at
> com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:207)
> at
> com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:23)
> at
> com.fasterxml.jackson.databind.deser.SettableBeanProperty.deserialize(SettableBeanProperty.java:464)
> at
> com.fasterxml.jackson.databind.deser.impl.FieldProperty.deserializeAndSet(FieldProperty.java:107)
> at
> com.fasterxml.jackson.databind.deser.BeanDeserializer.deserializeFromObject(BeanDeserializer.java:295)
> at
> com.fasterxml.jackson.databind.deser.BeanDeserializer.deserialize(BeanDeserializer.java:121)
> at
> com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:2888)
> at
> com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:2034)
> at org.apache.kylin.common.util.JsonUtil.readValue(JsonUtil.java:54)
> at
> org.apache.kylin.rest.controller.CubeController.deserializeCubeDesc(CubeController.java:699)
> at
> org.apache.kylin.rest.controller.CubeController.saveCubeDesc(CubeController.java:327)
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