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https://issues.apache.org/jira/browse/LOG4J2-2062?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16193193#comment-16193193
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ASF GitHub Bot commented on LOG4J2-2062:
----------------------------------------
Github user mikaelstaldal commented on a diff in the pull request:
https://github.com/apache/logging-log4j2/pull/112#discussion_r142995940
--- Diff: src/site/xdoc/manual/appenders.xml ---
@@ -1735,6 +1735,11 @@ public class JpaLogEntity extends
AbstractLogEventWrapperEntity {
<td>The Kafka topic to use. Required.</td>
</tr>
<tr>
+ <td>key</td>
+ <td>String</td>
+ <td>The key that will be sent to Kafka with every
message.</td>
--- End diff --
Should probably mention that it's optional, and what default is.
> Add possibility of sending the key of a message to Kafka using KafkaAppender
> ----------------------------------------------------------------------------
>
> Key: LOG4J2-2062
> URL: https://issues.apache.org/jira/browse/LOG4J2-2062
> Project: Log4j 2
> Issue Type: Improvement
> Components: Appenders
> Affects Versions: 2.9.0, 2.9.1
> Reporter: Jorge Sanchez
> Assignee: Mikael Ståldal
> Priority: Minor
>
> When using the KafkaAppender the KafkaManager only sends the value of a
> message to a Kafka topic.
> It could be useful to be able to assign a value to the key of that message
> via configuration instead of having it null.
> Check
> https://github.com/apache/logging-log4j2/blob/master/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/mom/kafka/KafkaManager.java#L99
> Updated with link to the PR: https://github.com/apache/logging-log4j2/pull/112
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