private static final String[] options = {"add", "del", "extend"};
public Role(User parent) {
super(parent, "role", new Param(optionsToString(options), true), new Param("user", true),
private static final String[] options = {"add", "del", "extend"};
public Role(User parent) {
super(parent, "role", new Param(optionsToString(options), true), new Param("user", true),