Atlassian JIRA
| NotificationEvent | Defines a notification event |
| NotificationSchemeManager | |
| NotificationType | Type of notification recipient; single user, group, assignee, etc. |
| DefaultNotificationSchemeManager | |
| ErrorNotificationType | |
| NotificationEventImpl | Implementation of NotificationEvent that handles i18n of name and description. |
| NotificationRecipient | |
| NotificationTypeManager |