Mail |
public abstract IList<HeaderList> GetMessageHeaders( IList<int> indexes, CancellationToken cancellationToken = default )
| Exception | Condition |
|---|---|
| ArgumentNullException | indexes is . |
| ArgumentException | One or more of the indexes are invalid. -or- No indexes were specified. |
| ObjectDisposedException | The MailSpool has been disposed. |
| ServiceNotConnectedException | The MailSpool is not connected. |
| ServiceNotAuthenticatedException | The MailSpool is not authenticated. |
| OperationCanceledException | The operation was canceled via the cancellation token. |
| IOException | An I/O error occurred. |
| CommandException | The command failed. |
| ProtocolException | A protocol error occurred. |