in src/main/java/org/apache/maven/plugins/changelog/ChangeLogReport.java [462:472]
private void initializeDeveloperMaps() {
developersById = new HashMap<>();
developersByName = new HashMap<>();
if (developers != null) {
for (Developer developer : developers) {
developersById.put(developer.getId(), developer);
developersByName.put(developer.getName(), developer);
}
}
}