## Object Hierarchy

        GObject
            GDataParsable
                GDataEntry
                    GDataAccessRule
                    GDataCalendarCalendar
                    GDataCalendarEvent
                    GDataContactsContact
                    GDataDocumentsEntry
                        GDataDocumentsFolder
                        GDataDocumentsPresentation
                        GDataDocumentsSpreadsheet
                        GDataDocumentsText
                    GDataPicasaWebAlbum
                    GDataPicasaWebFile
                    GDataPicasaWebUser
                    GDataYouTubeVideo
                GDataAuthor
                GDataFeed
                    GDataCalendarFeed
                    GDataDocumentsFeed
                    GDataPicasaWebFeed
                GDataCategory
                GDataGDEmailAddress
                GDataGDIMAddress
                GDataGDName
                GDataGDOrganization
                GDataGDPhoneNumber
                GDataGDPostalAddress
                GDataGDReminder
                GDataGDWhen
                GDataGDWhere
                GDataGDWho
                GDataGenerator
                GDataLink
                GDataMediaCategory
                GDataMediaContent
                    GDataYouTubeContent
                GDataMediaCredit
                    GDataYouTubeCredit
                GDataMediaThumbnail
                GDataYouTubeState
            GDataQuery
                GDataCalendarQuery
                GDataContactsQuery
                GDataDocumentsQuery
                GDataPicasaWebQuery
                GDataYouTubeQuery
            GDataService
                GDataCalendarService
                GDataContactsService
                GDataDocumentsService
                GDataPicasaWebService
                GDataYouTubeService
            GInputStream
                GDataDownloadStream
            GOutputStream
                GDataUploadStream
        GInterface
            GDataAccessHandler