private void refreshServerList() {
if (FilterType.HOST.equals(serverStore.getFilter())) {
String selectedHost = hostStore.getSelectedHost();
List<Server> serverModel = Collections.EMPTY_LIST;
if (selectedHost != null) {
serverModel = serverStore.getServerForHost(hostStore.getSelectedHost());
}
getView().updateServerList(serverModel);
} else if (FilterType.GROUP.equals(serverStore.getFilter())) {
List<Server> serverModel = serverStore.getServerForGroup(serverStore.getSelectedGroup());
getView().updateServerList(serverModel);
}
}
@Override
protected void onBind() {
super.onBind();
getView().setPresenter(this);
HandlerRegistration previewReg = getEventBus().addHandler(PreviewEvent.TYPE, this);
handlerRegistration =
serverStore.addChangeHandler(
new PropagatesChange.Handler() {
@Override
public void onChange(Action action) {
if (!isVisible()) return; // don't process anything when not visible
if (action instanceof SelectServer) {
// changing the server selection: update subsystems on server
if (hostStore.hasSelectedServer()) {
Scheduler.get()
.scheduleDeferred(
new Scheduler.ScheduledCommand() {
@Override
public void execute() {
loadSubsystems();
}
});
} else {
getView().setSubsystems(Collections.EMPTY_LIST);
}
}
// clear the view
else if (action instanceof FilterType) {
getView().clearServerList();
}
// Refresh the server list when:
// - changes to host/group filter refresh the server list
// - group and host selection events
// - server's are added or removed
else if ((action instanceof FilterType)
|| (action instanceof GroupSelection)
|| (action instanceof HostSelection)
|| (action instanceof RemoveServer)
|| (action instanceof AddServer)
|| (action instanceof CopyServer)
|| (action instanceof RefreshServer)) {
refreshServerList();
}
}
});
}
public ServerRef getSelectedServer() {
return serverStore.getSelectServer();
}
public String getSelectedGroup() {
return serverStore.getSelectedGroup();
}
public String getFilter() {
return serverStore.getFilter();
}