[GitHub] [logging-log4j2] garydgregory commented on a change in pull request #767: [LOG4J2-3410] Fix ClassCastException when key is not a string

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garydgregory commented on a change in pull request #767:
URL: https://github.com/apache/logging-log4j2/pull/767#discussion_r811358091



##########
File path: log4j-api/src/main/java/org/apache/logging/log4j/util/SortedArrayStringMap.java
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@@ -128,6 +128,21 @@
     private boolean immutable;
     private transient boolean iterating;
 
+    /**
+     * Transforms a generic map to a {@link StringMap} by mapping the keys to
+     * {@link String}.
+     * 
+     * @param map a generic map
+     * @return a {@link StringMap}
+     */
+    public static SortedArrayStringMap fromGenericMap(final Map<?, ?> map) {

Review comment:
       I don't think this is needed, would you check your tests against HEAD, without any main changes?




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