protected void initializeBeanBuilderForClassLoader(ClassLoader classLoader) {
xmlBeanDefinitionReader.setBeanClassLoader(classLoader);
namespaceHandlerResolver = new DefaultNamespaceHandlerResolver(this.classLoader);
readerContext = new XmlReaderContext(beanBuildResource, new FailFastProblemReporter(), new EmptyReaderEventListener(),
new NullSourceExtractor(), xmlBeanDefinitionReader, namespaceHandlerResolver);
}