in src/main/java/org/apache/maven/resolver/internal/ant/AntRepoSys.java [282:297]
private LocalRepositoryManager getLocalRepoMan(RepositorySystemSession session, LocalRepository localRepo) {
if (localRepo == null) {
localRepo = localRepository;
}
File repoDir;
if (localRepo != null && localRepo.getDir() != null) {
repoDir = localRepo.getDir();
} else {
repoDir = getDefaultLocalRepoDir();
}
org.eclipse.aether.repository.LocalRepository repo = new org.eclipse.aether.repository.LocalRepository(repoDir);
return getSystem().newLocalRepositoryManager(session, repo);
}