return Collections.unmodifiableMap(internalGetGroup(groupName, explicitFlags, explicitClassLoader, ctx));
}
private Map<K, V> internalGetGroup(String groupName, EnumSet<Flag> explicitFlags, ClassLoader explicitClassLoader,
InvocationContext ctx) {
GetKeysInGroupCommand command = commandsFactory.buildGetKeysInGroupCommand(explicitFlags, groupName);
//noinspection unchecked
return (Map<K, V>) invoker.invoke(ctx, command);
}