public void start(BundleContext context) throws Exception {
//register the catalog and service factory
Properties props = new Properties();
props.put("Language", "English");
Catalog catalog = new SkunkCatalog();
ServiceFactory factory = new SkunkServiceFactory(catalog);
context.registerService(Catalog.class.getName(),catalog,props);
context.registerService(ServiceFactory.class.getName(),factory,props);
}