public static String getAppId() {
    if (ApplicationManager.getApplication().isUnitTestMode()) {
      return null;
    }

    String appId;
    final ID nativePool = Foundation.invoke("NSAutoreleasePool", "new");
    try {
      final ID bundle = Foundation.invoke("NSBundle", "mainBundle");
      final ID dict = Foundation.invoke(bundle, "infoDictionary");
      final ID nsAppID = Foundation.invoke(dict, "objectForKey:", Foundation.nsString("CFBundleIdentifier"));
      appId = Foundation.toStringViaUTF8(nsAppID);
    }
    finally {
      Foundation.invoke(nativePool, "release");
    }

    if (appId == null || appId.isEmpty()) {
      LOG.error("can't obtain application id from NSBundle.mainBundle");
    }

    return appId;
  }
public static String getAppId()