public BackgroundMonitorEvent() {
WebEventManager.getAppEvManager()
.addListener(
ServerSentEventNames.SVR_BACKGROUND_REPORT,
new WebEventListener<String>() {
public void eventNotify(WebEvent<String> ev) {
BackgroundStatus bgStat = BackgroundStatus.parse(ev.getData());
if (bgStat != null) setStatus(bgStat);
else
GwtUtil.getClientLogger()
.log(Level.INFO, "failed to parse BackgroundStatus:" + ev.getData());
}
});
DeferredCommand.addCommand(
new Command() {
public void execute() {
if (BrowserCache.isPerm()) {
BrowserCache.addHandlerForKey(
STATE_KEY,
new StorageEvent.Handler() {
public void onStorageChange(StorageEvent ev) {
// syncWithCache(ev);
}
});
}
}
});
}
public void removeItem(MonitorItem item) {
if (_monitorMap.containsKey(item.getID())) {
_monitorMap.remove(item.getID());
_deletedItems.add(item.getID());
}
syncWithCache(null);
WebEvent<MonitorItem> ev = new WebEvent<MonitorItem>(this, Name.MONITOR_ITEM_REMOVED, item);
WebEventManager.getAppEvManager().fireEvent(ev);
}
public static void onMessage(String msg) {
try {
GwtUtil.getClientLogger().log(Level.INFO, "onMessage: " + msg);
ServerEvent sEvent = parseJsonEvent(msg);
Name name = sEvent == null ? null : sEvent.getName();
Serializable data = sEvent.getData();
if (name == null) {
GwtUtil.getClientLogger().log(Level.INFO, "Failed to evaluate: " + msg);
}
if (name.equals(Name.EVT_CONN_EST)) {
JSONObject dataJ = JSONParser.parseStrict(sEvent.getData().toString()).isObject();
String sEventInfo =
dataJ.get("connID").isString().stringValue()
+ "_"
+ dataJ.get("channel").isString().stringValue();
Cookies.setCookie("seinfo", sEventInfo);
GwtUtil.getClientLogger()
.log(Level.INFO, "Websocket connection established: " + sEventInfo);
} else if (data instanceof BackgroundStatus) {
WebEvent<String> ev =
new WebEvent<String>(
ClientEventQueue.class, name, ((BackgroundStatus) data).serialize());
WebEventManager.getAppEvManager().fireEvent(ev);
GwtUtil.getClientLogger()
.log(Level.INFO, "Event: Name:" + name.getName() + ", Data: " + ev.getData());
} else {
WebEvent<String> ev =
new WebEvent<String>(ClientEventQueue.class, name, String.valueOf(data));
WebEventManager.getAppEvManager().fireEvent(ev);
GwtUtil.getClientLogger()
.log(Level.INFO, "Event: Name:" + name.getName() + ", Data: " + sEvent.getData());
}
} catch (Exception e) {
GwtUtil.getClientLogger()
.log(Level.WARNING, "Exception interpreting incoming message: " + msg, e);
}
}
