在开发过程中,有时需要直接从spring容器中获取bean
** * Author: hezishan * Date: 2018/4/25. * Description:获取容器bean工具类 **/ @Component public class SpringUtils implements ApplicationContextAware { private static ApplicationContext applicationContext; @Override public void setApplicationContext(ApplicationContext applicationContext) throws BeansException { if (SpringUtils.applicationContext == null) { SpringUtils.applicationContext = applicationContext; } } /** * 获取applicationContext */ public static ApplicationContext getApplicationContext() { return applicationContext; } /** * 通过name获取 Bean. * * @param name * @return */ public static Object getBean(String name) { return getApplicationContext().getBean(name); } /** * 通过class获取Bean. * * @param clazz * @param <T> * @return */ public static <T> T getBean(Class<T> clazz) { return getApplicationContext().getBean(clazz); } /** * 通过name,以及Clazz返回指定的Bean * * @param name * @param clazz * @param <T> * @return */ public static <T> T getBean(String name, Class<T> clazz) { return getApplicationContext().getBean(name, clazz); } }