| AddressException | 
 The exception thrown when a wrongly formatted address is encountered. 
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| ContentType | 
 This class represents a MIME Content-Type value. 
 | 
| HeaderTokenizer.Token | 
 The Token class represents tokens returned by the 
 HeaderTokenizer. 
 | 
| InternetAddress | 
This class represents an Internet email address using the syntax
 of  RFC822.  
 | 
| InternetHeaders | 
 InternetHeaders is a utility class that manages RFC822 style
 headers. 
 | 
| InternetHeaders.InternetHeader | 
 An individual internet header. 
 | 
| MailDateFormat | 
Formats and parses date specification based on
  RFC 2822.  
 | 
| MimeBodyPart | 
 This class represents a MIME body part. 
 | 
| MimeMessage | 
 This class represents a MIME style email message. 
 | 
| MimeMessage.RecipientType | 
 This inner class extends the jakarta.mail.Message.RecipientType
 class to add additional RecipientTypes. 
 | 
| MimePart | 
 The MimePart interface models an Entity as defined
 by MIME (RFC2045, Section 2.4). 
 | 
| NewsAddress | 
 This class models an RFC1036 newsgroup address. 
 | 
| ParameterList | 
 This class holds MIME parameters (attribute-value pairs). 
 | 
| ParseException | 
 The exception thrown due to an error in parsing RFC822 
 or MIME headers, including multipart bodies. 
 |