Github user cakofony commented on a diff in the pull request:
https://github.com/apache/logging-log4j2/pull/124#discussion_r149968256
--- Diff:
log4j-api/src/main/java/org/apache/logging/log4j/message/MapMessage.java ---
@@ -200,7 +200,7 @@ public void put(final String key, final String value) {
* @param map The Map to add.
*/
public void putAll(final Map<String, String> map) {
--- End diff --
perhaps this should take `Map<String, V>` instead. I'd prefer to make that
change separately though---
