backend bean of the configuration tree view configurationBean de.dass_it.vanhelsing.gui.ConfigurationBean session backend bean of the schedule and job tree view jobScheduleBean de.dass_it.vanhelsing.gui.JobScheduleBean session backend bean of the topology (server) view topologyBean de.dass_it.vanhelsing.gui.TopologyBean session backend bean of the client item client de.dass_it.vanhelsing.gui.items.ClientItem request