import org.Tango.hdb_configurator.configurator.HdbAttribute;
import org.Tango.hdb_configurator.configurator.ManageAttributes;
import fr.esrf.TangoDs.Except;
import fr.esrf.Tango.DevFailed;

public class MyAttributeManagement {
    public static void main (String args[]) {
        try {
            // Create a hdb attribute list
            // These attributes are pushed by the device code
            List<HdbAttribute> hdbAttributes = new ArrayList<HdbAttribute>();
            hdbAttributes.add(new HdbAttribute("test/hdb/testHdb/test", true));
            
            // Add send these attributes to an event subscriber
            String archiver = "tango/hdb/es-1";
            ManageAttributes.addAttributes(archiver, hdbAttributes);
        } catch (DevFailed e) {
            Except.print_exception(e);
        }
    }
}

Attachments:

export HdbManager=your_tango/hdb/manager

Since release 2.0 the GUI manage the storage strategy based on contexts.
    It is compatible only with a release of HdbConfigurationManager and HdbEventSubscriber managing features too.

    //===============================================================
    /**
     *  Add a list of attributes to specified subscriber
     * @param configuratorProxy DeviceProxy on configurator manager device
     * @param subscriberName    specified subscriber device name
     * @param hdbAttributes     specified attribute to be added.
     * @throws DevFailed in case of bad subscriber name or connection failed.
     */
    //===============================================================
    public static void addAttributes(DeviceProxy configuratorProxy, String subscriberName, List<HdbAttribute> hdbAttributes) throws DevFailed {
        - - - - 
    }