@Service
public class StaticHtmlService {
protected Logger logger = (StaticHtmlService.class);
@Autowired
private TemplateEngine templateEngine;//这是thymeleaf模板处理引擎
@Autowired
private ApplicationContext appContext;//这是Spring容器上下文
@Autowired
private ConfigProperties config;//这是工程中的配置属性，如静态文件的根目录/usr/local/nginx/html
/**
* 生成html静态页面
* @param modelAndView
* @param request
* @param response
*/
public void genHtmlPage(ModelAndView modelAndView, HttpServletRequest request, HttpServletResponse response) {
FileWriter fileWriter = null;
try {
String fileName = ();
if(!(".html")) {//将.html结尾的请求生成静态页面
return;
}
fileName = () + fileName;//构造静态html文件完整路径
File file = new File(fileName);
if(!file.getParentFile().exists()) {
file.getParentFile().mkdirs();
}
fileWriter = new FileWriter(file);
SpringWebContext context = new SpringWebContext(request, response, (), (), (), appContext);
((), context, fileWriter);//将thymeleaf模板生成的结果存入静态文件中
("已生成静态文件：" + fileName);
}catch(Exception e) {
();
}finally {
(fileWriter);
}
}
/**
* 用于更新时删除之前生成的静态页面
* @param fileName
*/
public void deleteHtmlPage(String fileName) {
try {
fileName = () + fileName;
File file = new File(fileName);
//删除文件或目录
(file);
("已删除静态文件：" + fileName);
}catch(Exception e) {
();
}
}
}