}
REGISTRY_REFERENCE.set(registry);
}
static PageExtensionInstallatorProvider getInstallatorProvider() {
PageExtensionInstallatorProvider installatorProvider = INSTALLATOR_PROVIDER_REFERENCE.get();
if (installatorProvider == null) {
throw new NullPointerException("context is null - it needs to be setup before starting to use it");
}
return installatorProvider;
}