String requestQuery = req.getQueryString();
if(sg == null){
try {
sg = new SchemaGenerator(requestUrl, this.schemaFilePath, this.wsClass, this.webMethods);
this.strWsdl = sg.getWSDL();
this.strXsd = sg.getSchema();
} catch (Exception e) {
System.out.println("Failded to create SchemaGenerator in GET: " + e);
System.out.println("schemaFilePath: " + this.schemaFilePath);