详解springboot中使用异步的常用两种方式及其比较

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
import org.springframework.cloud.netflix.hystrix.EnableHystrix;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.scheduling.annotation.EnableAsync;

@EnableAsync
@EnableHystrix
@EnableFeignClients
@SpringBootApplication
public class OrderServerApplication extends SpringBootServletInitializer {

 @Override
 protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
  return application.sources(OrderServerApplication.class);
 }

 public static void main(String[] args) {
  SpringApplication.run(OrderServerApplication.class, args);
 }
}

 private ExecutorService pool = Executors.newFixedThreadPool(2);

 @Override
 public void synOrder(String orderId, OrderSourceEnum type, Integer status) {
  try {
   CompletableFuture.runAsync(() -> {
   		 //下面是一些业务操作。
    PageVO pageVO = new PageVO();
    Set<String> orderIds = new HashSet<>();
    orderIds.add(orderId);
    pageVO.setIds(orderIds);
    pageVO.setOrderType(type);
    List<MaisOrderDTO> maisOrderDTOS = orderSourceService.batchGetDetails(pageVO);
    if (CollectionUtils.isEmpty(maisOrderDTOS)) {
     throw new RuntimeException("未找到id=" + orderId + "类型为:" + type.getDesc() + "的订单");
    }
   }, pool);
  } catch (Exception e) {
   log.info("同步单个订单给群脉出现异常：{}", e);
  }
 }