Spring MVC 集成 Thymeleaf

使用不同的视图模板需要配置三个内容：

1. 视图解析器，根据逻辑视图名解析正确的模板视图
2. 模板引擎，处理模板视图并渲染结果
3. 模板解析器，加载模板

注意：Thymeleaf 默认的 page encoding 不是 UTF-8，如果要使用UTF-8 编码页面，必须进行相关设置

@Configuration@EnableWebMvc@ComponentScan(basePackages = "com.workfun.web")public class WebConfig extends WebMvcConfigurerAdapter implements ApplicationContextAware {    private ApplicationContext applicationContext;    public WebConfig() {        super();    }    @Override    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {        this.applicationContext = applicationContext;    }    //访问静态资源    @Override    public void addResourceHandlers(final ResourceHandlerRegistry registry) {                    super.addResourceHandlers(registry);        registry.addResourceHandler("/images/**").addResourceLocations("/images/");     registry.addResourceHandler("/css/**").addResourceLocations("/css/");       registry.addResourceHandler("/js/**").addResourceLocations("/js/");    }       @Bean    public SpringResourceTemplateResolver templateResolver() {        // SpringResourceTemplateResolver automatically integrates with Spring's own        // resource resolution infrastructure, which is highly recommended.        SpringResourceTemplateResolver templateResolver = new SpringResourceTemplateResolver();        templateResolver.setApplicationContext(this.applicationContext);        templateResolver.setPrefix("/WEB-INF/templates/");        templateResolver.setSuffix(".html");        // HTML is the default value, added here for the sake of clarity.        templateResolver.setTemplateMode(TemplateMode.HTML);                // recource encoding        templateResolver.setCharacterEncoding("UTF-8");        // Template cache is true by default. Set to false if you want        // templates to be automatically updated when modified.        templateResolver.setCacheable(true);        return templateResolver;    }    @Bean    public SpringTemplateEngine templateEngine() {        // SpringTemplateEngine automatically applies SpringStandardDialect and        // enables Spring's own MessageSource message resolution mechanisms.        SpringTemplateEngine templateEngine = new SpringTemplateEngine();        templateEngine.setTemplateResolver(templateResolver());        // Enabling the SpringEL compiler with Spring 4.2.4 or newer can        // speed up execution in most scenarios, but might be incompatible        // with specific cases when expressions in one template are reused        // across different data types, so this flag is "false" by default        // for safer backwards compatibility.        templateEngine.setEnableSpringELCompiler(true);        return templateEngine;    }    @Bean    public ThymeleafViewResolver viewResolver() {        ThymeleafViewResolver viewResolver = new ThymeleafViewResolver();        viewResolver.setTemplateEngine(templateEngine());        // pageEncoding , very important        viewResolver.setCharacterEncoding("UTF-8");        return viewResolver;    }}