com.atlassian.greenhopper.service.timetracking
Interfaces 
TimeTrackingHistoryService
TimeTrackingService
WorklogHistoryCache
WorklogHistoryService
Classes 
TimeTrackingHistoryService.HistoryEntry
TimeTrackingHistoryService.TimeTrackingHistory
TimeTrackingHistoryServiceImpl
TimeTrackingServiceImpl
WorklogHistoryCacheImpl
WorklogHistoryServiceImpl