package com.controller;import com.myThread.AdminThread;
import com.myThread.MyCallable;
import com.myThread.MyRunnable;
import org.springframework.web.bind.annotation.*;import java.util.concurrent.*;
//上面引入*，所以这个可以注销
//import java.util.concurrent.ConcurrentHashMap;@RestController
@CrossOrigin
@RequestMapping("/admin")
public class AdminController{@GetMapping("/{id}")public long findById(@PathVariable Long id) throws InterruptedException {ConcurrentHashMap<String,String> maps = new ConcurrentHashMap<>();Thread ti = new Thread(() ->{for (int i = 0; i < 10; i++) {maps.put(i+"",i+"laila");}});ti.start();//加一下延迟，等线程把数据写入，不然是nullThread.sleep(1000);for (int i = 0; i < 10; i++) {System.out.print(maps.get(i+"")+"\n");}return id;}
}