get_display_name
Description:
Returns the display name for this, or null if this has not been given a display name.
The display name is intended for use in a user interface and should generally be given a user-defined name.
Compare this with get_name, which returns a built-in description of the type of service (IMAP, SMTP, etc.).
Parameters:
this |
a Service |
Returns:
the display name for this, or null |