javaweb项目使用thymeleaf

pom.xml:

    org.thymeleaf
    thymeleaf
    3.0.12.RELEASE


    javax.servlet
    javax.servlet-api
    4.0.1
    provided

WebListener.java

@WebListener
public class ThymeleafListener implements ServletContextListener {
    @Override
    public void contextInitialized(ServletContextEvent sce) {
        ServletContext sctx = sce.getServletContext();
        ServletContextTemplateResolver resolver = new ServletContextTemplateResolver(sctx);
        resolver.setPrefix("/WEB-INF/templates/");
        resolver.setCharacterEncoding("utf-8");
        resolver.setTemplateMode(TemplateMode.HTML);

        TemplateEngine engine = new TemplateEngine();
        engine.setTemplateResolver(resolver);

        sctx.setAttribute("engine",engine);
    }

    @Override
    public void contextDestroyed(ServletContextEvent sce) {
        ServletContextListener.super.contextDestroyed(sce);
    }
}

Servlet.java

@WebServlet("/")
public class Index extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        ServletContext sctx = req.getServletContext();
        TemplateEngine engine = (TemplateEngine)sctx.getAttribute("engine");
        resp.setCharacterEncoding("utf-8");
        req.setAttribute("name","张三丰");
        req.setAttribute("info","hello");
        WebContext context = new WebContext(req,resp,sctx);
        engine.process("index.html",context,resp.getWriter());
    }

    protected void hello(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        resp.setCharacterEncoding("utf-8");
        resp.setContentType("text/html;charset=utf-8");
        PrintWriter out = resp.getWriter();
        out.println("");
        out.println("");
        out.println("");
        out.println("");
        out.println("玉灵 QQ:7031633 Email:webrx@126.com");
        out.println("");
        out.println("");
        out.println("");
        out.println("");

        out.println("Hello World  中文效果");

        out.println("");
        out.println("");
        out.flush();
        out.close();
    }
}

/WEB-INF/templates/index.html 模板文件

DOCTYPE html>


    
    
    玉灵 QQ:7031633 Email:webrx@126.com


[[${3*3 == 9 ? 'yes9' : 'nonono...'}]]

[[${2*3}]]

[[${info}]]  ---- [(${info})]