详解SpringBoot 多线程处理任务 无法@Autowired注入bean问题解决

package com.hqgd.pms.common;import org.springframework.beans.BeansException;import org.springframework.context.ApplicationContext;import org.springframework.context.ApplicationContextAware;import org.springframework.stereotype.Component;/** * @Description: 获取bean对象的工具类 * @Author: yaorong * @CreateDate: 2018/12/10 */@Componentpublic class SpringContextUtil implements ApplicationContextAware {  /**   * 上下文对象实例   */  private static ApplicationContext applicationContext;  @Override  public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {    SpringContextUtil.applicationContext = applicationContext;  }  /**   * 获取applicationContext   *   * @return   */  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);  }}

@Slf4j@Servicepublic class SerialPortService {  public static SerialPort mSerialport = null;//  private SimpMessagingTemplate simpMessage;  private DataAcquisitionService das;  private SystemService systemService;  private SysParamMapper sysParamMapper;  public SerialPortService() {    this.das = SpringContextUtil.getBean(DataAcquisitionService.class);    this.systemService = SpringContextUtil.getBean(SystemService.class);    this.sysParamMapper = SpringContextUtil.getBean(SysParamMapper.class);  }}