com.atlassian.jira.config
Interfaces 
ConstantsManager
CustomConfigHandler
Feature
FeatureManager
FeatureStore
IssueConstantFactory
IssueTypeManager
LocaleManager
PriorityManager
ReindexMessageManager
ResolutionManager
StatusManager
SubTaskManager
Classes 
AbstractIssueConstantsManager
BootstrapFeatureManager
DefaultConstantsManager
DefaultFeatureManager
DefaultFeatureManager.FeaturesMapHolder
DefaultFeatureStore
DefaultIssueConstantFactory
DefaultIssueTypeManager
DefaultLocaleManager
DefaultPriorityManager
DefaultReindexMessageManager
DefaultResolutionManager
DefaultStatusManager
DefaultSubTaskManager
FeatureDisabledEvent
FeatureEnabledEvent
FeatureEvent
IndexTaskContext
IssueTypeProxy
MockIssueConstantFactory
MockSubTaskManager
ReindexMessage
Enums 
CoreFeatures