com.atlassian.jira.issue.label
Interfaces 
AlphabeticalLabelRenderer
LabelManager
LabelParser.CreateFromString
LabelStore
LabelUtil
Classes 
AlphabeticalLabelGroupingSupport
CachingLabelStore
DefaultAlphabeticalLabelRenderer
DefaultLabelManager
DefaultLabelUtil
Label
LabelComparator
LabelParser
OfBizLabelStore
OfBizLabelStore.Columns