private Properties assembleProperties()

in tapestry-framework/src/org/apache/tapestry/engine/DefaultComponentMessagesSource.java [96:173]
55 lines of code
10 McCabe index (conditional complexity)

    private Properties assembleProperties(IResourceLocation baseResourceLocation, Locale locale)
    {
        boolean debug = LOG.isDebugEnabled();
        if (debug)
            LOG.debug("Assembling properties for " + baseResourceLocation + " " + locale);

        String name = baseResourceLocation.getName();

        int dotx = name.indexOf('.');
        String baseName = name.substring(0, dotx);

        String language = locale.getLanguage();
        String country = locale.getCountry();
        String variant = locale.getVariant();

        Properties parent = (Properties) _cache.get(baseResourceLocation);

        if (parent == null)
        {
            parent = readProperties(baseResourceLocation, baseName, null, null);

            if (parent == null)
                parent = _emptyProperties;

            _cache.put(baseResourceLocation, parent);
        }

        Properties result = parent;

        if (!Tapestry.isBlank(language))
        {
            Locale l = new Locale(language, "");
            MultiKey key = buildKey(baseResourceLocation, l);

            result = (Properties) _cache.get(key);

            if (result == null)
                result = readProperties(baseResourceLocation, baseName, l, parent);

            _cache.put(key, result);

            parent = result;
        }
        else
            language = "";

        if (Tapestry.isNonBlank(country))
        {
            Locale l = new Locale(language, country);
            MultiKey key = buildKey(baseResourceLocation, l);

            result = (Properties) _cache.get(key);

            if (result == null)
                result = readProperties(baseResourceLocation, baseName, l, parent);

            _cache.put(key, result);

            parent = result;
        }
        else
            country = "";

        if (Tapestry.isNonBlank(variant))
        {
            Locale l = new Locale(language, country, variant);
            MultiKey key = buildKey(baseResourceLocation, l);

            result = (Properties) _cache.get(key);

            if (result == null)
                result = readProperties(baseResourceLocation, baseName, l, parent);

            _cache.put(key, result);
        }

        return result;
    }