package thinking.in.spring.boot.samples.spring.application.event;
import org.springframework.boot.SpringApplicationRunListener;
import org.springframework.boot.context.event.ApplicationPreparedEvent;
import org.springframework.context.ApplicationListener;
import org.springframework.context.ConfigurableApplicationContext;
/**
* {@link ApplicationPreparedEvent} 事件监听器
*
* @author <a href="mailto:[email protected]">Mercy</a>
* @see ApplicationPreparedEvent
* @see ApplicationListener
* @see SpringApplicationRunListener#contextLoaded(ConfigurableApplicationContext)
* @since 1.0.0
*/
public class ApplicationPreparedEventListener implements ApplicationListener<ApplicationPreparedEvent> {
@Override
public void onApplicationEvent(ApplicationPreparedEvent event) {
// 获取 Spring 应用上下文
ConfigurableApplicationContext context = event.getApplicationContext();
// 调整 Spring 应用上下文的 ID
context.setId("context-mercyblitz");
System.out.println("当前 Spring 应用上下文 ID 调整为：" + context.getId());
}
}
