public InternalDirectoryConfiguration toInternalConfiguration(Directory directory) { InternalDirectoryConfiguration configuration = new InternalDirectoryConfiguration(); configuration.setDirectoryId(directory.getId() != null ? directory.getId() : 0); configuration.setActive(directory.isActive()); configuration.setName(directory.getName()); Map<String, String> attributes = directory.getAttributes(); String useNestedGroups = attributes.get(DirectoryImpl.ATTRIBUTE_KEY_USE_NESTED_GROUPS); if (useNestedGroups != null) { configuration.setNestedGroupsEnabled(Boolean.valueOf(useNestedGroups)); } else { configuration.setNestedGroupsEnabled(false); } return configuration; }