CamelException
CamelProvider
CamelThreadProxy
GtkObject
 + CamelDataWrapper
 | + CameStreamDataWrapper
 | + CamelMedium
 | |  + CamelMimePart
 | |     + CamelMimeBodyPart
 | |     + CamelMimeMessage
 | + CamelMultipart
 | + CamelSimpleDataWrapper
 + CamelFolder
 |  + CamelFolderPtProxy
 + CamelFolderSummary
 + CamelService
 |  + CamelStore
 + CamelSession
 + CamelStream
 |  + CameDataWrapperStream
 |  + CamelStreamFs
 |  + CamelStreamBufferedFs
 |  + CamelStreamMem
 + CamelThreadProxy