package com.example.studyspringboot01.controller;

import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@RequestMapping("/books")
public class BookController {

    @GetMapping("/{id}")
    public String getById(@PathVariable Integer id){
        System.out.println("id= " + id);
        return "hello,springBoot程序!";
    }
}