You can now configure the message converters.

This is necessary for modules that needs to customize the date format
when sending json responses with jackson.

Author: pablo-ml

k2-core/src/main/java/com/k2/core/DispatcherServletConfiguration.java

@@ -8,14 +8,20 @@
     .ResourceHandlerRegistry;
 import org.springframework.web.servlet.config.annotation
     .WebMvcConfigurationSupport;
+import org.springframework.web.servlet.mvc.method.annotation
+    .RequestMappingHandlerAdapter;
 import org.springframework.web.servlet.mvc.method.annotation
     .RequestMappingHandlerMapping;
+
+import java.util.List;
+
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.support
     .PropertySourcesPlaceholderConfigurer;
+import org.springframework.http.converter.HttpMessageConverter;
 
 /** Custom configuration for the dispatcher servlet application context
  *
@@ -60,6 +66,31 @@ protected RequestMappingHandlerMapping createRequestMappingHandlerMapping() {
     return result;
   }
 
+  /** A handler adapter bean that can be configured with the message converters
+   * found in the application context hierarchy.
+   *
+   * If there is at least one message converter up in the application context
+   * hierarchy, this bean will override the default message converters for the
+   * handler adapter.
+   *
+   * @param converters a list of message converters. If empty, the handler
+   * adapter uses the default converters (see WebMvcConfigurationSupport).
+   *
+   * @return a RequestMappingHandlerAdapter configured with any message
+   * converter found in the application context. Never returns null.
+   */
+  @Bean
+  public RequestMappingHandlerAdapter requestMappingHandlerAdapter(
+      final List<HttpMessageConverter<?>> converters) {
+    RequestMappingHandlerAdapter adapter;
+    adapter = super.requestMappingHandlerAdapter();
+
+    if (!converters.isEmpty()) {
+      adapter.setMessageConverters(converters);
+    }
+    return adapter;
+  }
+
   /** Registers handlers that serve the module static content.
    */
   @Override

k2-swagger/src/test/java/com/k2/swagger/SwaggerTest.java

@@ -15,6 +15,9 @@
 
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
+import org.springframework.http.converter.json
+    .MappingJackson2HttpMessageConverter;
 import org.springframework.stereotype.Component;
 
 import org.apache.http.client.fluent.Executor;
@@ -23,6 +26,8 @@
 import org.apache.http.impl.client.HttpClientBuilder;
 import org.apache.http.impl.client.LaxRedirectStrategy;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
 import com.k2.core.Application;
 import com.k2.core.ModuleContext;
 import com.k2.core.Registrator;
@@ -103,6 +108,13 @@ public void addRegistrations(final ModuleContext moduleContext) {
       SwaggerRegistry registry = moduleContext.get(SwaggerRegistry.class);
       registry.registerIdl("/module1/static/api1.yaml");
     }
+
+    @Bean public MappingJackson2HttpMessageConverter
+        mappingJackson2HttpMessageConverter() {
+      ObjectMapper mapper = Jackson2ObjectMapperBuilder.json().build();
+      mapper.configure(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS, false);
+      return new MappingJackson2HttpMessageConverter(mapper);
+    }
   }
 
   @Component("module2")