String baseDir = configurationRoot.getAbsolutePath();
File webinf = new File(baseDir, "WEB-INF");
backendsXml =
new BackendsXmlReader(baseDir).readBackendsXml();
if (backendsXml == null) {
BackendsYamlReader backendsYaml = new BackendsYamlReader(webinf.getPath());
backendsXml = backendsYaml.parse();
}
AppEngineWebXml appEngineWebXml = webModule.getAppEngineWebXml();
String appId = System.getenv("APPLICATION_ID");
if (appId == null
&& (appEngineWebXml.getAppId() == null || appEngineWebXml.getAppId().isEmpty())) {