[ 
https://issues.apache.org/jira/browse/GOBBLIN-1119?focusedWorklogId=423614&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-423614
 ]

ASF GitHub Bot logged work on GOBBLIN-1119:
-------------------------------------------

                Author: ASF GitHub Bot
            Created on: 16/Apr/20 17:51
            Start Date: 16/Apr/20 17:51
    Worklog Time Spent: 10m 
      Work Description: sv2000 commented on pull request #2959: [GOBBLIN-1119] 
Enable close-on-flush for quality-checker's err-file
URL: https://github.com/apache/incubator-gobblin/pull/2959#discussion_r409739806
 
 

 ##########
 File path: 
gobblin-core/src/main/java/org/apache/gobblin/qualitychecker/row/RowLevelPolicyChecker.java
 ##########
 @@ -197,7 +198,23 @@ public State getFinalState() {
    * @return a {@link ControlMessageHandler}.
    */
   protected ControlMessageHandler getMessageHandler() {
-    return ControlMessageHandler.NOOP;
+    /**
+     * When seeing {@link FlushControlMessage and using ERR_FILE as the 
quality-checker handling,
+     * close the open error file and create new one.
+     */
+    return new ControlMessageHandler() {
+      @Override
+      public void handleMessage(ControlMessage message) {
+        if (message instanceof FlushControlMessage ) {
+          try {
+            RowLevelPolicyChecker.this.close();
+            RowLevelPolicyChecker.this.writer = new 
RowLevelErrFileWriter(RowLevelPolicyChecker.this.fs);
 
 Review comment:
   Can the creation be moved inside checkResult() where we check if the file is 
open or not?
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 423614)
    Time Spent: 20m  (was: 10m)

> Flush quality-checker-err-file in streaming pipeline
> ----------------------------------------------------
>
>                 Key: GOBBLIN-1119
>                 URL: https://issues.apache.org/jira/browse/GOBBLIN-1119
>             Project: Apache Gobblin
>          Issue Type: Bug
>            Reporter: Lei Sun
>            Priority: Major
>          Time Spent: 20m
>  Remaining Estimate: 0h
>




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