YamlReader yaml = new YamlReader(reader);
prepareParser(yaml.getConfig());
try {
AppYaml appYaml = yaml.read(AppYaml.class);
if (appYaml == null) {
throw new YamlException("Unable to parse yaml file");
}
return appYaml.applyPlugins();
} catch (YamlException e) {
Throwable innerException = e.getCause();