@SuppressWarnings("unchecked")
Configuration setupActionConf(Configuration actionConf, Context context, Element actionXml,
Path appPath) throws ActionExecutorException {
Configuration conf = super.setupActionConf(actionConf, context, actionXml, appPath);
Namespace ns = actionXml.getNamespace();
String script = actionXml.getChild("script", ns).getTextTrim();
String scriptName = new Path(script).getName();
addToCache(conf, appPath, script + "#" + scriptName, false);
List<Element> params = (List<Element>) actionXml.getChildren("param", ns);