upgrades

spring-rest/src/main/java/org/baeldung/config/Application.java

@@ -0,0 +1,22 @@
+package org.baeldung.config;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.web.filter.ShallowEtagHeaderFilter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+
+@EnableAutoConfiguration
+@ComponentScan("org.baeldung")
+public class Application extends WebMvcConfigurerAdapter {
+
+    public static void main(final String[] args) {
+        SpringApplication.run(Application.class, args);
+    }
+
+    @Bean
+    public ShallowEtagHeaderFilter shallowEtagHeaderFilter() {
+        return new ShallowEtagHeaderFilter();
+    }
+}

spring-rest/src/main/java/org/baeldung/config/WebConfig.java

@@ -17,9 +17,7 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter
 
 /*
  * Please note that main web configuration is in src/main/webapp/WEB-INF/api-servlet.xml
- *
  */
-
 @Configuration
 @EnableWebMvc
 @ComponentScan({ "org.baeldung.web" })
@@ -33,13 +31,14 @@ public class WebConfig extends WebMvcConfigurerAdapter {
 
     @Override
     public void configureMessageConverters(final List<HttpMessageConverter<?>> messageConverters) {
-        messageConverters.add(createXmlHttpMessageConverter());
-        // messageConverters.add(new MappingJackson2HttpMessageConverter());
-
         final Jackson2ObjectMapperBuilder builder = new Jackson2ObjectMapperBuilder();
         builder.indentOutput(true).dateFormat(new SimpleDateFormat("dd-MM-yyyy hh:mm"));
         messageConverters.add(new MappingJackson2HttpMessageConverter(builder.build()));
         // messageConverters.add(new MappingJackson2XmlHttpMessageConverter(builder.createXmlMapper(true).build()));
+        
+        messageConverters.add(createXmlHttpMessageConverter());
+        // messageConverters.add(new MappingJackson2HttpMessageConverter());
+        
         messageConverters.add(new ProtobufHttpMessageConverter());
         messageConverters.add(new KryoHttpMessageConverter());
         super.configureMessageConverters(messageConverters);