public Map act(Redirector redirector,
    SourceResolver resolver,
    Map objectModel,
    String source,
    Parameters parameters) throws Exception 
{
        final Map results = new HashMap();
        final Response response = ObjectModelHelper.getResponse(objectModel);
        // Process local configuration parameters
        final String[] names = parameters.getNames();
        for (int i = 0; i <  names.length; i++) {
            response.setHeader(names[i],parameters.getParameter(names[i]));
            results.put(names[i], parameters.getParameter(names[i]));
        }
        // Process global defaults, that are not overridden
        for (int i = 0; i <  defaults.length; i++) {
            if (!results.containsKey(this.defaults[i])) {
                response.setHeader((String) this.defaults[i], (String) this.settings.get(defaults[i]));
                results.put(this.defaults[i], this.settings.get(defaults[i]));
            }
        }
        return Collections.unmodifiableMap(results);
}

 public  void configure(Configuration conf) throws ConfigurationException 
{
          
        super.configure(conf);
        this.defaults = super.settings.keySet().toArray();
}