Created
July 17, 2015 10:11
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spring async web
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@RestController | |
public class AsyncController { | |
private static final Logger logger = LoggerFactory.getLogger(AsyncController.class); | |
private static AtomicInteger ai = new AtomicInteger(); | |
@Autowired | |
private UserQueryService userQueryService; | |
ScheduledExecutorService scheduledExecutorService = Executors.newScheduledThreadPool(10); | |
@RequestMapping("async1") | |
public DeferredResult<String> async1(ModelMap modelMap) { | |
final int idx=ai.getAndIncrement(); | |
logger.info("async1:{} enter", idx); | |
String str = userQueryService.query("xxxx"); | |
if (str.equals("fail")) { | |
DeferredResult<String> deferredResult = new DeferredResult<>(); | |
scheduledExecutorService.schedule(new Runnable() { | |
@Override | |
public void run() { | |
String result = userQueryService.query("xxxx"); | |
logger.info("async1:{} leave",idx); | |
deferredResult.setResult(result); | |
} | |
}, 10, TimeUnit.SECONDS); | |
return deferredResult; | |
} else { | |
DeferredResult<String> deferredResult = new DeferredResult<>(); | |
deferredResult.setResult(str); | |
return deferredResult; | |
} | |
} | |
} |
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