com.pff
Classes 
DescriptorIndexNode
LZFu
PSTActivity
PSTAppointment
PSTAppointmentException
PSTAppointmentRecurrence
PSTAttachment
PSTContact
PSTFile
PSTFolder
PSTMessage
PSTMessageStore
PSTNodeInputStream
PSTObject
PSTRecipient
PSTRss
PSTTask
PSTTimeZone
Exceptions 
PSTException