dependencyTypes = new HashMap<String, DependencyType>();
supportedSchemes = new HashSet<String>();
String[] schemes = conf.getStrings(URIHandlerService.URI_HANDLER_SUPPORTED_SCHEMES_PREFIX
+ this.getClass().getSimpleName() + URIHandlerService.URI_HANDLER_SUPPORTED_SCHEMES_SUFFIX, "hcat");
supportedSchemes.addAll(Arrays.asList(schemes));
classesToShip = new HCatLauncherURIHandler().getClassesForLauncher();
}