public String getLangValue()

in src/main/java/org/apache/xmlgraphics/xmp/XMPArray.java [102:130]

• 27 lines of code
• 17 McCabe index (conditional complexity)

    public String getLangValue(String lang) {
        String v = null;
        String valueForParentLanguage = null;
        for (int i = 0, c = values.size(); i < c; i++) {
            String l = (String)xmllang.get(i);
            if ((l == null && lang == null) || (l != null && l.equals(lang))) {
                v = values.get(i).toString();
                break;
            }
            if (l != null && lang != null) {
                //Check for "parent" language, too ("en" matches "en-GB")
                String parent = getParentLanguage(l);
                if (parent != null && parent.equals(lang)) {
                    valueForParentLanguage = values.get(i).toString();
                }
            }
        }
        if (lang != null && v == null && valueForParentLanguage != null) {
            //Use value found for parent language
            v = valueForParentLanguage;
        }
        if (lang == null && v == null) {
            v = getLangValue(XMPConstants.DEFAULT_LANGUAGE);
            if (v == null && values.size() > 0) {
                v = getValue(0).toString(); //get first
            }
        }
        return v;
    }