Atlassian JIRA
| WatcherService | Watcher-related business logic interface. |
| AutoWatchService | Service for automatically watching Issues that are created or commented on a by a user assuming they haven't disabled it in their preferences. |
| DefaultWatcherService | Implementation of WatcherService. |
| WatcherService.BulkWatchResult | Used to return the result of a Bulk Watch or Bulk Unwatch operation. |
| WatchingDisabledException | This exception indicates that there was an attempt to perform a watching-related operation while watching is disabled in JIRA. |