Spring - 获取Bean工具类

import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

@Component
public class GetBeanUtil implements ApplicationContextAware {

    private static ApplicationContext context;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) {
        if (context == null) {
            GetBeanUtil.setContext(applicationContext);
        }
    }

    /*
     * 获取applicationContext
     * */
    public static ApplicationContext getContext() {
        return GetBeanUtil.context;
    }


    public static void setContext(ApplicationContext context) {

        GetBeanUtil.context = context;

    }

    public static Object getBean(String name) {
        return getContext().getBean(name);
    }

    public static <T> T getBean(Class<T> current) {
        return getContext().getBean(current);
    }
}