com.atlassian.jira.user.util
Interfaces 
GlobalUserPreferencesUtil
UserKeyStore
UserManager
UserSharingPreferencesUtil
UserUtil
UserUtil.PasswordResetToken
UserUtil.PasswordResetTokenValidation
Classes 
DefaultUserManager
DirectorySynchroniserBarrier
GlobalUserPreferencesUtilImpl
GroupNameComparator
MockUserKeyStore
MockUserManager
SneakyAutoLoginUtil
UserKeyStoreImpl
Users
UserSharingPreferencesUtilImpl
UserUtilImpl
Enums 
UserManager.UserState
UserUtil.PasswordResetTokenValidation.Status