private synchronized ResourceBundle cacheBundle()

in src/java/org/apache/fulcrum/localization/SimpleLocalizationServiceImpl.java [324:363]

39 lines of code
7 McCabe index (conditional complexity)


    private synchronized ResourceBundle cacheBundle(
        String bundleName,
        Locale locale)
        throws MissingResourceException
    {
        HashMap<Locale, ResourceBundle> bundlesByLocale = (HashMap<Locale, ResourceBundle>) bundles.get(bundleName);
        ResourceBundle rb =
            (bundlesByLocale == null
                ? null
                : (ResourceBundle) bundlesByLocale.get(locale));
        if (rb == null)
        {
            bundlesByLocale =
                (bundlesByLocale == null
                    ? new HashMap<Locale, ResourceBundle>(3)
                    : new HashMap<Locale, ResourceBundle>(bundlesByLocale));
            try
            {
                rb = ResourceBundle.getBundle(bundleName, locale);
            }
            catch (MissingResourceException e)
            {
                rb = findBundleByLocale(bundleName, locale, bundlesByLocale);
                if (rb == null)
                {
                    throw (MissingResourceException) e.fillInStackTrace();
                }
            }
            if (rb != null)
            {
                // Cache bundle.
                bundlesByLocale.put(rb.getLocale(), rb);
                HashMap<String, HashMap<Locale, ResourceBundle>> bundlesByName 
                	= new HashMap<String, HashMap<Locale, ResourceBundle>>(bundles);
                bundlesByName.put(bundleName, bundlesByLocale);
                this.bundles = bundlesByName;
            }
        }
        return rb;
    }