private void addAliasesToEntities(Map<Integer, SortedSet<OnmsHwEntityAlias>> aliasMap, OnmsHwEntity entity) { for (OnmsHwEntity child : entity.getChildren()) { addAliasesToEntities(aliasMap, child); } SortedSet<OnmsHwEntityAlias> aliases = aliasMap.get(entity.getEntPhysicalIndex()); if (aliases != null) { entity.setEntAliases(aliases); } }