springboot中使用yaml文件

package com.ly.controller; import com.github.pagehelper.PageHelper; import com.github.pagehelper.PageInfo; import com.ly.entity.Category; import com.ly.entity.Product; import com.ly.service.CategoryService; import com.ly.service.ProductService; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestParam; import java.util.List; @Controller public class IndexController { @Autowired private CategoryService cs; @Autowired private ProductService ps; final int PAGESIZE=4; //每页显示的条数 //首页的查询 @RequestMapping("/search") public String search(int cid,String title,@RequestParam(value = "pageNum",defaultValue = "1") int pageNum,Model model){ // 执行 查询 PageHelper.startPage(pageNum,PAGESIZE); List<Product> list = ps.find(cid,title); PageInfo<Product> pageInfo = new PageInfo<>(list); model.addAttribute("pageInfo",pageInfo); //数据回显 model.addAttribute("cid",cid); model.addAttribute("title",title); return "gridproducts"; } //首页 @GetMapping("/index") public String index(Model model){ //执行 类别查询 List<Category> list = cs.findAll(); //查询 8条 商品信息 List<Product> plist = ps.findByLimit(); //将数据 放到模型中 model.addAttribute("cateList",list); model.addAttribute("productList",plist); return "index"; } }