System.Object
  -Authenticator
  -BodyPart
    -MimeBodyPart
  -BodyPartList
  -ConnectionEventArgs
  -Constants
  -ContentType
  -EMailAddress
  -EMailAddressList
  -Exception
    -IllegalStateException
    -MessageRemovedException
    -MessagingException
      -SendFailedException
    -NoSuchProviderException
  -Folder
  -FolderAddress
  -FolderEventArgs
  -Header
  -HeaderList
  -InternetAddress
  -InternetAddressList
  -MailEventArgs
  -Message
    -MimeMessage
  -MessageDeliveredEventArgs
  -Multipart
    -MimeMultipart
  -NewsAddress
  -NewsAddressList
  -Parameter
  -ParameterList
  -Provider
  -ProviderList
  -Service
    -Store
    -Transport
  -Session
  -StoreMessageEventArgs
  -URLName

Interfaces

IAddress
IAddressList
IEncode
IMimePart
IPart