<dependency>
  <groupId>org.springframework.boot</groupId>
  <artifactId>spring-boot-starter-freemarker</artifactId>
</dependency>

@Controller
@RequestMapping("/goodItem")
public class GoodItemController {
  @Reference
  private IGoodsService goodsService;

  @Autowired
  private Configuration configuration;

  @RequestMapping("/createHtml")
  @ResponseBody
  public String createHtml(int gid, HttpServletRequest request){
    //通過商品id獲取商品詳情信息
    Goods goods = goodsService.queryById(gid);
    String [] images=goods.getGimage().split("\\|");
    //通過模板生成商品靜態(tài)頁面
    try {
      //獲取商品詳情的模板對象
      Template template = configuration.getTemplate("goodsItem.ftl");
      //準(zhǔn)備商品數(shù)據(jù)
      Map<String,Object> map=new HashMap<>();
      map.put("goods",goods);
      map.put("context",request.getContextPath());
      //freemarker頁面沒有分割功能，所以通過后臺將圖片分割后，將圖片數(shù)組傳到后臺
      map.put("images",images);
      //生成靜態(tài)頁
      //獲得classpath路徑
      //靜態(tài)頁面的名稱必須和商品有所關(guān)聯(lián),最簡單的方式就是用商品的id作為頁面的名字
      String path = this.getClass().getResource("/static/page/").getPath()+goods.getId()+".html";;
      template.process(map,new FileWriter(path));
    } catch (Exception e) {
      e.printStackTrace();
    }
    return "";
  }
}