线程中@Autowired无法注入@service的问题浅谈

最新推荐文章于 2025-02-04 13:14:38 发布

清远did

最新推荐文章于 2025-02-04 13:14:38 发布

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文章标签： springboot socket

本文链接：https://blog.youkuaiyun.com/m746318539/article/details/94448062

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今天遇到了一个在线程中自动注入service的问题，service始终都是空的，看了些前辈的解决方法

import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.annotation.Configuration;

/**
 * spring上下文获取springbean
 */
public class SpringBeanUtil implements ApplicationContextAware {

    private static ApplicationContext applicationContext = null;
    @Override
    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        SpringBeanUtil.applicationContext = applicationContext;
    }
    public static Object getBeanByName(String beanName){
        if(applicationContext == null){
            return null;
        }
        return applicationContext.getBean(beanName);
    }
    public static <T> T getBean(Class<T> type) {
        return applicationContext.g