@Override
  public URL getLocalizationEntry(String path) {

    URL result = null;

    // #Bug1867 - Finding Localization Entries for Fragments
    // https://www.osgi.org/members/bugzilla/show_bug.cgi?id=1867
    boolean fallbackToFragment = true;

    // If the bundle is a resolved fragment, then the search for localization data must
    // delegate to the attached host bundle with the highest version.
    if (getWiring() != null) {
      HostBundleRevision highest = null;
      for (HostBundleRevision hostrev : getAttachedHosts()) {
        if (highest == null) highest = hostrev;
        if (highest.getVersion().compareTo(hostrev.getVersion()) < 0) highest = hostrev;
      }
      if (highest == null)
        throw FrameworkMessages.MESSAGES.illegalStateCannotObtainAttachedHost(this);

      boolean hostUninstalled = highest.getBundleState().isUninstalled();
      result = (hostUninstalled ? getEntry(path) : highest.getLocalizationEntry(path));

      // In contrary to the spec the TCK ManifestLocalizationTests.testGetHeaders010()
      // expects to find the localization files in the fragment if they were not found
      // in the attached host
      if (result != null || fallbackToFragment == false) return result;
    }

    // If the fragment is not resolved, then the framework must search the fragment's JAR for the
    // localization entry.
    result = getEntry(path);
    return result;
  }
 FallbackLoader(
     HostBundleRevision hostRev, ModuleIdentifier identifier, Set<String> importedPaths) {
   if (hostRev == null) throw new IllegalArgumentException("Null hostRev");
   if (identifier == null) throw new IllegalArgumentException("Null identifier");
   if (importedPaths == null) throw new IllegalArgumentException("Null importedPaths");
   this.identifier = identifier;
   this.importedPaths = importedPaths;
   this.hostRev = hostRev;
   this.hostBundle = hostRev.getBundleState();
   this.bundleManager = hostBundle.getBundleManager();
   this.moduleManager = hostBundle.getFrameworkState().getModuleManagerPlugin();
 }