创建会话时,我需要安排工作。所以我创建了HttpSessionListener:
@Component
public class WebSessionListener implements HttpSessionListener {
//@Autowired
@Qualifier(value = "taskScheduler")
private ThreadPoolTaskScheduler taskScheduler;
@Autowired
private PanierService panierService;
//Notification that a session was created.
@Override
public void sessionCreated(HttpSessionEvent httpSessionCreatedEvent) {
Runnable viderPanier20mnJob = PanierJobs.getViderPanier20mnJob(httpSessionCreatedEvent.getSession());
taskScheduler.schedule(viderPanier20mnJob, PanierJobs.getNextDateTime());
System.out.println("Session Created Called! -----------------------");
}
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但是我这里最大的问题是我的TaskScheduler bean没有被注入(NoSuchBeanDefinition或有时只是弹出NullPointerException)。
这是我的TaskScheduler(摘自工作所在的示例):
@Configuration
@EnableScheduling
@EnableAsync
public class JobSchedulingConfig{
@Bean
public ThreadPoolTaskExecutor taskExecutor() {
ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
return executor;
}
@Bean
public ThreadPoolTaskScheduler taskScheduler() {
ThreadPoolTaskScheduler scheduler = new ThreadPoolTaskScheduler();
return scheduler;
}
}
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我正在使用Spring Boot,但没有配置文件。这是基于Java的配置(如第二个代码片段所示)。@Autowired和@Qualifier不适用于TaskScheduler(适用于PanierService)