[ 
https://issues.apache.org/jira/browse/NIFI-1731?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15335153#comment-15335153
 ] 

ASF subversion and git services commented on NIFI-1731:
-------------------------------------------------------

Commit 937b01344edfdfc654d7397820c37e55301c26d4 in nifi's branch refs/heads/0.x 
from [~ozhurakousky]
[ https://git-wip-us.apache.org/repos/asf?p=nifi.git;h=937b013 ]

NIFI-1690 Changed MonitorMemory to use allowable values for pool names
- removed dead code from MonitorMemory
- added MonitorMemoryTest
- minor refactoring in MonitorMemory
- initial fix for NIFI-1731 (WARN/INFO logging) that was required by 
MonitorMemoryTest

NIFI-1690 polishing

NIFI-1690 address PR comments, removed default value for MEMORY_POOL_PROPERTY

NIFI-1690 addressed latest PR comments

NIFI-1690 fixed breaking changes

NIFI-1690 0.x port (+1 squashed commit)
Squashed commits:
[1051c8b] Fixed checkstyle issue.

This closes #533.

Signed-off-by: Andy LoPresto <[email protected]>


> CapturingLogger mishandles formatted messages
> ---------------------------------------------
>
>                 Key: NIFI-1731
>                 URL: https://issues.apache.org/jira/browse/NIFI-1731
>             Project: Apache NiFi
>          Issue Type: Bug
>            Reporter: Oleg Zhurakousky
>            Assignee: Oleg Zhurakousky
>            Priority: Minor
>
> Here is the example of such mishandling
> {code}
> public void warn(String format, Object arg) {
>         warnMessages.add(new LogMessage(null, format, null, arg));
>         logger.warn(format, arg);
> }
> {code}
> where it really has to be 
> {code}
> public void warn(String format, Object arg) {
>         Object[] args = new Object[] { arg };
>         warnMessages.add(new LogMessage(null, 
> MessageFormatter.arrayFormat(format, args).getMessage(), null, args));
>         logger.warn(format, arg); 
> }
> {code}
> Basically instead of _message_ we are currently passing _format_ into the 
> 'message' field of LogMessage constructor which results in something like 
> "{}" being the value of the message



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