ApplicationContext ctx = new ClassPathXmlApplicationContext("bean_test.xml");
ConfigurableApplicationContext x = (ConfigurableApplicationContext)ctx;
ConfigurableBeanFactory factory = (ConfigurableBeanFactory)x.getBeanFactory();
DefaultListableBeanFactory df = (DefaultListableBeanFactory)x.getBeanFactory();
System.out.println(ctx.getBean("PGMExistEntityValidater"));
df.registerBeanDefinition("PGMExistEntityValidater", BeanDefinitionBuilder.rootBeanDefinition(FuckTestAll.class)
.getBeanDefinition());
factory.registerSingleton("PGMExistEntityValidater", new FuckTestAll());
System.out.println(ctx.getBean("PGMExistEntityValidater"));
ConfigurableApplicationContext x = (ConfigurableApplicationContext)ctx;
ConfigurableBeanFactory factory = (ConfigurableBeanFactory)x.getBeanFactory();
DefaultListableBeanFactory df = (DefaultListableBeanFactory)x.getBeanFactory();
System.out.println(ctx.getBean("PGMExistEntityValidater"));
df.registerBeanDefinition("PGMExistEntityValidater", BeanDefinitionBuilder.rootBeanDefinition(FuckTestAll.class)
.getBeanDefinition());
factory.registerSingleton("PGMExistEntityValidater", new FuckTestAll());
System.out.println(ctx.getBean("PGMExistEntityValidater"));
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ConfigurableBeanFactory factory = (ConfigurableBeanFactory)x.getBeanFactory();(作用)
DefaultListableBeanFactory df = (DefaultListableBeanFactory)x.getBeanFactory();(作用)
df.registerBeanDefinition("PGMExistEntityValidater", BeanDefinitionBuilder.rootBeanDefinition(FuckTestAll.class).getBeanDefinition());
(FuckTestAll.class参数的含义)
factory.registerSingleton("PGMExistEntityValidater", new FuckTestAll());(作用)