SpringBeanAutowiringSupport.java 文件源码

/**
 * Process {@code @Autowired} injection for the given target object,
 * based on the current root web application context as stored in the ServletContext.
 * <p>Intended for use as a delegate.
 * @param target the target object to process
 * @param servletContext the ServletContext to find the Spring web application context in
 * @see WebApplicationContextUtils#getWebApplicationContext(javax.servlet.ServletContext)
 */
public static void processInjectionBasedOnServletContext(Object target, ServletContext servletContext) {
    Assert.notNull(target, "Target object must not be null");
    WebApplicationContext cc = WebApplicationContextUtils.getRequiredWebApplicationContext(servletContext);
    AutowiredAnnotationBeanPostProcessor bpp = new AutowiredAnnotationBeanPostProcessor();
    bpp.setBeanFactory(cc.getAutowireCapableBeanFactory());
    bpp.processInjection(target);
}