2019独角兽企业重金招聘Python工程师标准>>> 
启动顺序：1。licationEnvironmentPreparedEventListener
@Slf4j
public class ApplicationEnvironmentPreparedEventListener implements ApplicationListener<ApplicationEnvironmentPreparedEvent> {
@Override
public void onApplicationEvent(ApplicationEnvironmentPreparedEvent event) {
log.info("......ApplicationEnvironmentPreparedEvent......");
}
}
2.ApplicationPreparedEventListener
@Slf4j
public class ApplicationPreparedEventListener implements ApplicationListener<ApplicationPreparedEvent> {
@Override
public void onApplicationEvent(ApplicationPreparedEvent event) {
log.info("......ApplicationPreparedEvent......");
}
}
3.ApplicationStartedEventListener
@Slf4j
public class ApplicationStartedEventListener implements ApplicationListener<ApplicationStartedEvent> {
@Override
public void onApplicationEvent(ApplicationStartedEvent event) {
log.info("......ApplicationStartedEvent......");
}
}
4.Application$DataLoader
@Slf4j
@SpringBootApplication
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class, args);
}
@Bean
public DataLoader dataLoader() {
return new DataLoader();
}
@Slf4j
static class DataLoader implements CommandLineRunner {
@Override
public void run(String... strings) throws Exception {
log.info("Loading data...");
}
}
}
5.ApplicationReadyEventListener
@Slf4j
public class ApplicationReadyEventListener implements ApplicationListener<ApplicationReadyEvent> {
@Override
public void onApplicationEvent(ApplicationReadyEvent event) {
log.info("......ApplicationReadyEvent......");
}
}