com.atlassian.jira.issue.util
Interfaces 
AggregateTimeTrackingCalculator
IssueChangeHolder
IssueImplAggregateTimeTrackingCalculator.PermissionChecker
IssueIterator
IssuesIterable
IssueUpdater
TextAnalyzer
Classes 
AbstractTransformIssueIterator
AggregateTimeTrackingBean
AggregateTimeTrackingCalculatorFactory
DatabaseIssuesIterable
DefaultIssueChangeHolder
DefaultIssueUpdater
DisabledTextAnalyzer
DocumentIssueAggregateTimeTrackingCalculator
IssueGVsIssueIterable
IssueIdsIssueIterable
IssueImplAggregateTimeTrackingCalculator
IssueObjectIssuesIterable
IssueOperationsBarUtil
IssueUpdateBean