SpringBoot之普通类获取Spring容器中的bean

import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.stereotype.Component;

/**
 * @description: SpringBoot之普通类获取Spring容器中的bean
 * @author: js
 * @date: 2019/5/5 20:43
 */
@Slf4j
@Component
public class SpringConfigUtils implements ApplicationContextAware {
    private static ApplicationContext applicationContext;

    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        if (SpringConfigUtils.applicationContext == null) {
            SpringConfigUtils.applicationContext = applicationContext;
        }
        //log.info("ApplicationContext配置成功,applicationContext对象：" + SpringConfig.applicationContext);
    }

    public static ApplicationContext getApplicationContext() {
        return applicationContext;
    }

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

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

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

}