public static LocatorLauncher getInstance() {
    return INSTANCE.get();
  }
Gets the instance of the LocatorLauncher used to launch the Geode Locator, or null if this VM
does not have an instance of LocatorLauncher indicating no Geode Locator is running.

@return the instance of LocatorLauncher used to launcher a Geode Locator in this VM.
geode-core/src/main/java/org/apache/geode/distributed/LocatorLauncher.java