fixed content negotiation configuration

src/main/webapp/WEB-INF/petclinic-servlet.xml

@@ -16,8 +16,7 @@
 	<context:component-scan base-package="org.springframework.samples.petclinic.web"/>
 	
 	
-	<mvc:annotation-driven  /> 
-	<!--  <mvc:annotation-driven content-negotiation-manager="contentNegotiationManager" />  -->
+	 <mvc:annotation-driven  />
 	
 	<!--  all resources inside folder src/main/webapp/resources are mapped so they can be refered to inside JSP files
 		(see header.jsp for more details) -->
@@ -27,6 +26,38 @@
 	<mvc:resources mapping="/webjars/**" location="classpath:/META-INF/resources/webjars/"/>
 	
 	
+<!--
+		- This view resolver delegates to the InternalResourceViewResolver and BeanNameViewResolver,
+		- and uses the requested media type to pick a matching view. When the media type is 'text/html',
+		- it will delegate to the InternalResourceViewResolver's JstlView, otherwise to the
+		- BeanNameViewResolver. Note the use of the expression language to refer to the contentType
+		- property of the vets view bean, setting it to 'application/vnd.springsource.samples.petclinic+xml'.
+	-->
+	<bean class="org.springframework.web.servlet.view.ContentNegotiatingViewResolver">
+		<property name="contentNegotiationManager">
+            <bean class="org.springframework.web.accept.ContentNegotiationManager">
+                <constructor-arg>
+                    <bean class="org.springframework.web.accept.PathExtensionContentNegotiationStrategy">
+                        <constructor-arg>
+                            <map>
+				 				<entry key="xml" value="#{vets.contentType}"/>
+								<entry key="atom" value="#{visits.contentType}"/>
+                           </map>
+                        </constructor-arg>
+                    </bean>
+                </constructor-arg>
+            </bean>
+        </property>
+		<property name="order" value="0"/>
+	</bean>
+	
+	<!--
+		- The BeanNameViewResolver is used to pick up the visits view name (below).
+		- It has the order property set to 2, which means that this will
+		- be the first view resolver to be used after the delegating content
+		- negotiating view resolver.
+	 -->
+	<bean class="org.springframework.web.servlet.view.BeanNameViewResolver" p:order="1"/>
 	<!--
 
 		- This bean configures the 'prefix' and 'suffix' properties of
@@ -35,7 +66,7 @@
 		- will be mapped to "/WEB-INF/jsp/vets.jsp".
 	-->
 	<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" p:prefix="/WEB-INF/jsp/"
-			p:suffix=".jsp" />
+			p:suffix=".jsp" p:order="2"/>
 			
 	<!--
 		- Message source for this context, loaded from localized "messages_xx" files.
@@ -82,31 +113,15 @@
 	
 	
 
-	<!-- <bean id="contentNegotiationManager" class="org.springframework.web.accept.ContentNegotiationManagerFactoryBean">
-	    <property name="favorPathExtension" value="false" />
-	    <property name="favorParameter" value="true" />
-	    <property name="mediaTypes">
-	        <value>
-	            atom=application/atom+xml
-	            html=text/html
-	            xml=application/xml
-	        </value>
-	    </property>
-	</bean> -->
+	
 
 	
-	<!--
-		- The BeanNameViewResolver is used to pick up the visits view name (below).
-		- It has the order property set to 1, which means that this will
-		- be the first view resolver to be used after the delegating content
-		- negotiating view resolver.
-	 -->
-	<!-- <bean class="org.springframework.web.servlet.view.BeanNameViewResolver" /> -->
+
 
 	
 	<!-- 	- The AtomView rendering a Atom feed of the visits  -->
 	 
-	<!-- <bean id="visits" class="org.springframework.samples.petclinic.web.VisitsAtomView"/>
+	<bean id="visits" class="org.springframework.samples.petclinic.web.VisitsAtomView"/>
 
 	<bean id="vets" class="org.springframework.web.servlet.view.xml.MarshallingView">
 		<property name="contentType" value="application/vnd.springsource.samples.petclinic+xml"/>
@@ -115,7 +130,7 @@
 
 	<oxm:jaxb2-marshaller id="marshaller">
 		<oxm:class-to-be-bound name="org.springframework.samples.petclinic.Vets"/>
-	</oxm:jaxb2-marshaller> -->
+	</oxm:jaxb2-marshaller>