private final MediatorConnection mediatorConnection;
public UnsecureSourceSideConnectionEstablishment() throws Exception {
this.registry = NATTraversalRegistryImpl.getInstance();
this.selection = new ConnectionSetupTimeSelection(this.registry);
this.investigator = new InfrastructureInvestigatorImpl();
this.managerUtil = ManagerUtilImpl.getInstance();
this.mediatorConnection = new MediatorConnection();
}