// An highlighted block
@Configuration
public class WebMVCConfig extends WebMvcConfigurationSupport {

    // 路徑映射配置
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {

        // 將網(wǎng)頁地址欄中的 /order/**  映射到  工程類路徑下的 /order/ 中，以訪問resources/order中的資源
        registry.addResourceHandler("/order/**").addResourceLocations("classpath:/order/");
        // 磁盤目錄
        String path = "E:\\xxx\\xxx\\";   
        // 將網(wǎng)頁地址欄中的 /image/**  映射到  磁盤的某個目錄下，以訪問磁盤資源 
        registry.addResourceHandler("/image/**").addResourceLocations("file:" + path);
     
    }

}

@RestController
@EnableAutoConfiguration
public class HelloController {
    @Value("${version}")
    private String version;

    @Autowired
    private StudentProperties student_default;

    @Autowired
    private StudentTestBean student_test;

    @RequestMapping("/student")
    private String student(String name, Integer age) {
        if (name == null) {
            name = student_default.getName();
        }
        if (age == null) {
            age = student_default.getAge();
        }
        return String.format("Online: %s\nname: %s, age: %d\nname(Test): %s, age(Test): %d", version, name, age, student_test.getName(), student_test.getAge());
    }
}

2018-10-30 14:57:08.116  INFO 13692 --- [           main] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped "{[/student]}" onto private java.lang.String com.example.useconfigurationproperties.HelloController.student(java.lang.String,java.lang.Integer)

@Controller
@RequestMapping("/course")
public class CourseController extends BaseController {
    @Autowired
    private CourseService courseService;
    private Logger logger = LoggerFactory.getLogger(this.getClass());

    @RequestMapping("")
    public String course(Model model) {
        model.addAttribute("ctx", getContextPath() + "/");
        return "courses";
    }

    /**
     * 查詢教程列表
     *
     * @param page
     * @return
     */
    @RequestMapping(value = "/queryCourseList", method = RequestMethod.POST)
    @ResponseBody
    public AjaxObject queryCourse(Page<?> page) {
        PageHelper.startPage(page.getPage(), page.getRows());

        Map<String,Object> pageParams = new HashMap<String,Object>();
        pageParams.put("page", page.getPage());
        pageParams.put("rows", page.getRows());

        List<Course> courseList = courseService.queryList(pageParams);
        PageInfo<Course> pageInfo = new PageInfo<Course>(courseList);
        return AjaxObject.ok().put("page", pageInfo);
    }

    /**
     * 新添教程
     *
     * @param course
     */
    @RequestMapping(value = "/add", method = RequestMethod.POST)
    @ResponseBody
    public AjaxObject addCourse(@RequestBody Course course) {
        courseService.save(course);
        return AjaxObject.ok();
    }

    /**
     * 修改教程
     *
     * @param course
     */
    @RequestMapping(value = "/update", method = RequestMethod.POST)
    @ResponseBody
    public AjaxObject updateCourse(@RequestBody Course course) {
        (course.getAuthor() + "");
        courseService.update(course);
        return AjaxObject.ok();
    }

    /**
     * 刪除教程
     *
     * @param ids
     */
    @RequestMapping(value = "/delete", method = RequestMethod.POST)
    @ResponseBody
    public AjaxObject deleteCourse(@RequestBody Long[] ids) {
        courseService.deleteByIds(ids);
        return AjaxObject.ok();
    }
}