[ https://issues.apache.org/jira/browse/KYLIN-3742?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16729286#comment-16729286 ]
ASF subversion and git services commented on KYLIN-3742: -------------------------------------------------------- Commit c406029bf6fea7dc78417aa4ff20a13c092e0079 in kylin's branch refs/heads/realtime-streaming from hit-lacus [ https://gitbox.apache.org/repos/asf?p=kylin.git;h=c406029 ] KYLIN-3742 Fix DataRequest for NPE and add some javadoc > DataRequest fail to deserialized > --------------------------------- > > Key: KYLIN-3742 > URL: https://issues.apache.org/jira/browse/KYLIN-3742 > Project: Kylin > Issue Type: Bug > Components: Streaming > Reporter: XiaoXiang Yu > Assignee: XiaoXiang Yu > Priority: Critical > Attachments: image-2018-12-26-19-25-31-341.png, > image-2018-12-26-19-26-44-418.png, image-2018-12-26-19-27-15-397.png, > image-2018-12-26-19-29-13-404.png, image-2018-12-26-19-38-10-451.png, > image-2018-12-26-19-39-19-039.png, image-2018-12-26-19-42-10-589.png > > > DataRequest send to Streaming Receiver is cannot be deserialized successfully > because of > ParameterDesc's equals method throw a NPE for field null +_colRef._+ > 1. This Receiver Server 's error log. > !image-2018-12-26-19-25-31-341.png! > > > 2. This the request send by query server. It is a Normal JSON. > !image-2018-12-26-19-42-10-589.png! > !image-2018-12-26-19-29-13-404.png! > > > 3. Spring MVC will try to deserialized json string into DataRequest. And > filed mertics of DataRequest it is a Set. > > !image-2018-12-26-19-38-10-451.png! > > 4. HashSet use equal method to distinct entry. But equals method will throw > NPE. > > !image-2018-12-26-19-39-19-039.png! -- This message was sent by Atlassian JIRA (v7.6.3#76005)