@Override
    public Content getContent(String key, Object o1, Object o2) {
        return contents.getContent(key, o1, o2);
    }
@ Override public Content getContent ( String key , Object o1 , Object o2 ) { return contents . getContent ( key , o1 , o2 ) ; }
Get the configuration string as a content.

@param key the key to look for in the configuration file
@param o1 resource argument
@param o2 resource argument
@return a content tree for the text