question: public void forceFullScan ( ) throws IOException { final Set < WorkspaceWatcher > watchers = new HashSet < WorkspaceWatcher > ( ) ; for ( final TFSRepositoryPathWatcher watcher : getPathWatchers ( ) ) { watchers . add ( watcher . getWatcher ( ) ) ; } for ( final WorkspaceWatcher watcher : watchers ) { watcher . forceFullScan ( ) ; } }
target:  Notifies the scanner to perform a full refresh (by notifying each path watcher that their root path has changed.)