enforce loading spring beans with default-lazy-init=true

LazyBeanDefinitionDocumentReader.java

public class LazyBeanDefinitionDocumentReader extends DefaultBeanDefinitionDocumentReader {

    @Override
    protected BeanDefinitionParserDelegate createHelper(XmlReaderContext readerContext, Element root, BeanDefinitionParserDelegate parentDelegate) {
        root.setAttribute("default-lazy-init", "true");
        BeanDefinitionParserDelegate delegate = super.createHelper(readerContext, root, parentDelegate);
        return delegate;
    }
}

LazyClassPathXmlApplicationContext.java

public class LazyClassPathXmlApplicationContext extends ClassPathXmlApplicationContext {

    public LazyClassPathXmlApplicationContext(String path) throws BeansException {
        super(path);
    }

    @Override
    protected void initBeanDefinitionReader(XmlBeanDefinitionReader reader) {
        super.initBeanDefinitionReader(reader);
        reader.setDocumentReaderClass(LazyBeanDefinitionDocumentReader.class);
    }
}