jsp文件中println爆红
<% int sum = 0; for (int i = 1; i <=100 ; i++) { sum+=i; } out.println("<h1>Sum="+sum+"</h1>");%>
解决方法
File-----> Invalidate Caches...--...
Controller配置代码如下:
@RestController
public class HelloWorldControlller {
@RequestMapping("sayHello")
public Map<String,String> sayHello(String name){
...