переделаваем конфигурацию Spring в стиле bean-based

src/main/java/ru/dmitriymx/skeleton/springmvc/SpringConfigMVC.java

@@ -20,10 +20,9 @@ import org.thymeleaf.templateresolver.ITemplateResolver;
 @Configuration
 @EnableWebMvc
 public class SpringConfigMVC implements WebMvcConfigurer {
+    @Bean
     @Autowired
-    private ApplicationContext applicationContext;
-
-    private ITemplateResolver templateResolver(){
+    public ITemplateResolver templateResolver(ApplicationContext applicationContext){
         SpringResourceTemplateResolver resolver = new SpringResourceTemplateResolver();
         resolver.setApplicationContext(applicationContext);
         resolver.setPrefix("classpath:/templates/");
@@ -33,9 +32,11 @@ public class SpringConfigMVC implements WebMvcConfigurer {
         return resolver;
     }
 
-    private TemplateEngine templateEngine(){
+    @Bean
+    @Autowired
+    public TemplateEngine templateEngine(ITemplateResolver templateResolver){
         SpringTemplateEngine engine = new SpringTemplateEngine();
-        engine.setTemplateResolver(templateResolver());
+        engine.setTemplateResolver(templateResolver);
         return engine;
     }
 
@@ -45,9 +46,10 @@ public class SpringConfigMVC implements WebMvcConfigurer {
      * @return {@link ViewResolver}
      */
     @Bean
-    public ViewResolver viewResolver() {
+    @Autowired
+    public ViewResolver viewResolver(TemplateEngine templateEngine) {
         ThymeleafViewResolver viewResolver = new ThymeleafViewResolver();
-        viewResolver.setTemplateEngine(templateEngine());
+        viewResolver.setTemplateEngine(templateEngine);
         viewResolver.setContentType("text/html;charset=UTF-8");
         viewResolver.setCache(true);
         return viewResolver;