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https://issues.apache.org/jira/browse/LOG4J2-2760?focusedWorklogId=372335&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-372335
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ASF GitHub Bot logged work on LOG4J2-2760:
------------------------------------------

                Author: ASF GitHub Bot
            Created on: 15/Jan/20 14:10
            Start Date: 15/Jan/20 14:10
    Worklog Time Spent: 10m 
      Work Description: ChristophKaser commented on pull request #332: 
LOG4J2-2760: Fixes RollingFileAppender with DirectWriteRolloverStrategy and 
HtmlLayout
URL: https://github.com/apache/logging-log4j2/pull/332
 
 
   This PR consist of a regression test showcasing the problem(s) and a fix.
   
   See https://issues.apache.org/jira/browse/LOG4J2-2760
 
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Issue Time Tracking
-------------------

            Worklog Id:     (was: 372335)
    Remaining Estimate: 0h
            Time Spent: 10m

> RollingFileAppender with DirectWriteRolloverStrategy does not work with 
> HtmlLayout
> ----------------------------------------------------------------------------------
>
>                 Key: LOG4J2-2760
>                 URL: https://issues.apache.org/jira/browse/LOG4J2-2760
>             Project: Log4j 2
>          Issue Type: Bug
>          Components: Appenders
>            Reporter: Christoph Kaser
>            Priority: Major
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> When I try to use the RollingFileAppender with a DirectWriteRolloverStrategy 
> and a HtmlLayout, I encountered a bug: The first file that is written does 
> not start with the header from the layout.
> If I try to specify append=false to work around that issue, I encountered a 
> NullPointerException instead:
> {noformat}
> java.lang.NullPointerException
>  at java.io.File.<init>(File.java:277)
>  at 
> org.apache.logging.log4j.core.appender.FileManager.createOutputStream(FileManager.java:140)
>  at 
> org.apache.logging.log4j.core.appender.OutputStreamManager.getOutputStream(OutputStreamManager.java:166)
>  at 
> org.apache.logging.log4j.core.appender.OutputStreamManager.<init>(OutputStreamManager.java:95)
>  at 
> org.apache.logging.log4j.core.appender.FileManager.<init>(FileManager.java:72)
>  at 
> org.apache.logging.log4j.core.appender.rolling.RollingFileManager.<init>(RollingFileManager.java:98)
>  at 
> org.apache.logging.log4j.core.appender.rolling.RollingFileManager$RollingFileManagerFactory.createManager(RollingFileManager.java:627)
>  at 
> org.apache.logging.log4j.core.appender.rolling.RollingFileManager$RollingFileManagerFactory.createManager(RollingFileManager.java:588)
>  at 
> org.apache.logging.log4j.core.appender.AbstractManager.getManager(AbstractManager.java:113)
>  at 
> org.apache.logging.log4j.core.appender.OutputStreamManager.getManager(OutputStreamManager.java:114)
>  at 
> org.apache.logging.log4j.core.appender.rolling.RollingFileManager.getFileManager(RollingFileManager.java:163)
>  at 
> org.apache.logging.log4j.core.appender.RollingFileAppender$Builder.build(RollingFileAppender.java:142){noformat}
> I will create a PR in github with a TestCase and a fix and attach it to this 
> bug report.



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