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https://issues.apache.org/jira/browse/HDDS-187?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16528996#comment-16528996
 ] 

Nanda kumar commented on HDDS-187:
----------------------------------

[~ajayydv], patch v03 has compilation error in {{DatanodeStateMachine}} class.
{noformat}
[ERROR] Failed to execute goal 
org.apache.maven.plugins:maven-compiler-plugin:3.1:compile (default-compile) on 
project hadoop-hdds-container-service: Compilation failure: Compilation failure:
[ERROR] 
/Users/nvadivelu/codebase/apache/hadoop/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/DatanodeStateMachine.java:[101,21]
 constructor ReplicateContainerCommandHandler in class 
org.apache.hadoop.ozone.container.common.statemachine.commandhandler.ReplicateContainerCommandHandler
 cannot be applied to given types;
[ERROR]   required: no arguments
[ERROR]   found: 
org.apache.hadoop.ozone.container.common.statemachine.StateContext
[ERROR]   reason: actual and formal argument lists differ in length
[ERROR] 
/Users/nvadivelu/codebase/apache/hadoop/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/DatanodeStateMachine.java:[99,21]
 constructor DeleteBlocksCommandHandler in class 
org.apache.hadoop.ozone.container.common.statemachine.commandhandler.DeleteBlocksCommandHandler
 cannot be applied to given types;
[ERROR]   required: 
org.apache.hadoop.ozone.container.common.interfaces.ContainerManager,org.apache.hadoop.conf.Configuration
[ERROR]   found: 
org.apache.hadoop.ozone.container.common.interfaces.ContainerManager,org.apache.hadoop.conf.Configuration,org.apache.hadoop.ozone.container.common.statemachine.StateContext
[ERROR]   reason: actual and formal argument lists differ in length
[ERROR] 
/Users/nvadivelu/codebase/apache/hadoop/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/DatanodeStateMachine.java:[98,21]
 constructor CloseContainerCommandHandler in class 
org.apache.hadoop.ozone.container.common.statemachine.commandhandler.CloseContainerCommandHandler
 cannot be applied to given types;
[ERROR]   required: no arguments
[ERROR]   found: 
org.apache.hadoop.ozone.container.common.statemachine.StateContext
[ERROR]   reason: actual and formal argument lists differ in length
{noformat}

> Command status publisher for datanode
> -------------------------------------
>
>                 Key: HDDS-187
>                 URL: https://issues.apache.org/jira/browse/HDDS-187
>             Project: Hadoop Distributed Data Store
>          Issue Type: Bug
>          Components: SCM
>    Affects Versions: 0.2.1
>            Reporter: Ajay Kumar
>            Assignee: Ajay Kumar
>            Priority: Major
>             Fix For: 0.2.1
>
>         Attachments: HDDS-187.00.patch, HDDS-187.01.patch, HDDS-187.02.patch, 
> HDDS-187.03.patch
>
>
> Currently SCM sends set of commands for DataNode. DataNode executes them via 
> CommandHandler. This jira intends to create a Command status publisher which 
> will return status of these commands back to the SCM.



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