net.rim.blackberry.api.mail
Interfaces 
AttachmentHandler
BodyPart.ContentType
Message.Flag
Message.Icons
Message.Priority
Message.RecipientType
Message.Status
Part
Classes 
Address
AttachmentHandlerManager
BodyPart
ContactAttachmentPart
Folder
Header
Message
Multipart
PDAPContactAttachmentPart
PINAddress
Service
ServiceConfiguration
Session
Store
SupportedAttachmentPart
TextBodyPart
Transport
UnsupportedAttachmentPart
Exceptions 
AddressException
FolderNotFoundException
MessagingException
NoSuchServiceException
SendFailedException