/**
* @param context
* @param in
* @return
* @throws ConfigurationException
* @throws IOException
*/
protected HierarchicalConfiguration readConfiguration(FacesContext context, InputStream in)
throws ConfigurationException, IOException {
ExpressionEvaluatorFactory factory = new FreeMarkerExpressionEvaluatorFactory();
ExpressionEvaluator evaluator = factory.createEvaluator();
String source = IOUtils.toString(in);
source = (String) evaluator.evaluate(source, createELContext(context));
XMLConfiguration config = new XMLConfiguration();
config.load(new StringReader(source));
return config;
}
