[jira] [Commented] (SCB-703) When consumer invoke void type method in RPC style, an exception is thrown

[ASF GitHub Bot (JIRA)]

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https://issues.apache.org/jira/browse/SCB-703?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16525946#comment-16525946
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ASF GitHub Bot commented on SCB-703:
------------------------------------

coveralls commented on issue #782: [SCB-703] Fix deserialization problem in 
invoking void operation in RPC style
URL: 
https://github.com/apache/incubator-servicecomb-java-chassis/pull/782#issuecomment-400918810
 
 
   
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   Coverage decreased (-0.07%) to 87.072% when pulling 
**9b6cceb3c31fa9b5d2435aa96b1d32cd5523eea4 on 
yhs0092:fix_pojo_invoke_void_operation** into 
**bb4b6986f21dfa35d8ab83868e9cb7d60ecfe3e0 on apache:master**.
   

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> When consumer invoke void type method in RPC style, an exception is thrown
> --------------------------------------------------------------------------
>
>                 Key: SCB-703
>                 URL: https://issues.apache.org/jira/browse/SCB-703
>             Project: Apache ServiceComb
>          Issue Type: Bug
>          Components: Java-Chassis
>    Affects Versions: java-chassis-1.0.0-m2
>            Reporter: YaoHaishi
>            Assignee: YaoHaishi
>            Priority: Major
>             Fix For: Java-chassis-1.0.0
>
>
> When consumer invoke provider in RPC style, and the return type of provider 
> method is void, an exception is thrown because consumer attemp to deserialize 
> null as void, error log is like below:
> {code:java}
> Caused by: java.lang.IllegalArgumentException: Internal error: can't find 
> deserializer for void
>       at 
> com.fasterxml.jackson.databind.deser.std.NumberDeserializers.find(NumberDeserializers.java:109)
>       at 
> com.fasterxml.jackson.databind.deser.BasicDeserializerFactory.findDefaultDeserializer(BasicDeserializerFactory.java:1800)
>       at 
> com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.findStdDeserializer(BeanDeserializerFactory.java:161)
>       at 
> com.fasterxml.jackson.databind.deser.BeanDeserializerFactory.createBeanDeserializer(BeanDeserializerFactory.java:125)
>       at 
> com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer2(DeserializerCache.java:411)
>       at 
> com.fasterxml.jackson.databind.deser.DeserializerCache._createDeserializer(DeserializerCache.java:349)
>       at 
> com.fasterxml.jackson.databind.deser.DeserializerCache._createAndCache2(DeserializerCache.java:264)
>       ... 28 more
> {code}



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