ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override
            public String getRoleSearchUserPrefix() {
                return fessConfig.getRoleSearchUserPrefix();
            }

            @Override
            public String getRoleSearchGroupPrefix() {
                return fessConfig.getRoleSearchGroupPrefix();
            }

                    permissions = distinct(roles);
                    ComponentUtil.getActivityHelper().permissionChanged(OptionalThing.of(new FessUserBean(this)));
                }), fessConfig.getRoleSearchUserPrefix() + ldapManager.normalizePermissionName(getName())));
            } else {
                permissions = StringUtil.EMPTY_STRINGS;
            }
        }
        return permissions;
    }

    @Override

    }

    @Override
    public String[] getPermissions() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final List<String> list = new ArrayList<>();
        list.add(fessConfig.getRoleSearchUserPrefix() + getName());
        stream(getRoles()).of(stream -> stream.forEach(s -> list.add(fessConfig.getRoleSearchRolePrefix() + decode(s))));

        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            public boolean isLdapAllowEmptyPermission() {
                return allowEmptyPermission.get();
            }

            public String getRoleSearchUserPrefix() {
                return "1";
            }
        });
        LdapManager ldapManager = new LdapManager();
        ldapManager.fessConfig = ComponentUtil.getFessConfig();