• 文件在项目中的位置
  

• 代码实现

package com.tests.controller;

import com.tests.utils.ExcelUtil;
import com.tests.utils.ExportExcel;
import org.springframework.stereotype.Controller;
import org.springframework.util.ClassUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;


@Controller
@RequestMapping("/load")
public class DownLoadController {

    @RequestMapping("/down")
    @ResponseBody
    public void down(HttpServletResponse response) throws Exception {

        //获取文件路径
        String path  = ClassUtils.getDefaultClassLoader().getResource("").getPath()+ "static/wj/工作表.xlsx";
        System.out.println("path = " + path);
    }
}

• 输出结果

E:\ideawork\testclient\src\main\resources\static\wj\工作表.xlsx