@Override
    public TagHandler childElement(String localName) throws SAXException {
        throw new SAXException("The 'param' tag can contain no elements.");
    }
Creates a new handler for an "param" tag having the given
attributes.

@param config The GuacamoleConfiguration to update with the data parsed
              from the "protocol" tag.
guacamole/src/main/java/org/apache/guacamole/auth/file/ParamTagHandler.java