spring对象工具类

@Component
public class SpringBeanFactory implements ApplicationContextAware {

  private static ApplicationContext applicationContext; // Spring应用上下文环境

  public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
    SpringBeanFactory.applicationContext = applicationContext;
  }

  private static ApplicationContext getApplicationContext() {
    return applicationContext;
  }

  public static <T> T getBean(Class<T> clazz) throws BeansException {
    return (T) getApplicationContext().getBean(clazz);
  }

  public static <T> T getBean(String beanId, Class<T> clazz) {
    return getApplicationContext().getBean(beanId, clazz);
  }

}