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From "Jiayi Liu (Jira)" <j...@apache.org>
Subject [jira] [Created] (PHOENIX-5479) IndexMasterObserver needs to implement MasterCoprocessor
Date Mon, 16 Sep 2019 01:51:00 GMT
Jiayi Liu created PHOENIX-5479:
----------------------------------

             Summary: IndexMasterObserver needs to implement MasterCoprocessor
                 Key: PHOENIX-5479
                 URL: https://issues.apache.org/jira/browse/PHOENIX-5479
             Project: Phoenix
          Issue Type: Bug
    Affects Versions: 5.0.0
            Reporter: Jiayi Liu
             Fix For: 5.0.1


 
{code:java}
2019-09-12 00:43:40,984 ERROR [master/localhost:16000] master.MasterCoprocessorHost: org.apache.phoenix.hbase.index.master.IndexMasterObserver
is not of type MasterCoprocessor. Check the configuration of hbase.coprocessor.master.classes
2019-09-12 00:43:40,984 ERROR [master/localhost:16000] coprocessor.CoprocessorHost: Cannot
load coprocessor IndexMasterObserver
{code}
[HBASE-17732|https://issues.apache.org/jira/browse/HBASE-17732] improves the design of Corprocessor,
according to [https://github.com/apache/hbase/blob/master/dev-support/design-docs/Coprocessor_Design_Improvements-Use_composition_instead_of_inheritance-HBASE-17732.adoc#migrating-existing-cps-to-new-design],
IndexMasterObserver needs to implement MasterCoprocessor and MasterObserver, otherwise HBase
cannot load coprocessor IndexMasterObserver.

 



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