Issue
Person.java:
@XStreamAlias("person")
public class Person {
@XStreamAlias("id")
private Long personProfileId;
private String lastName;
private String firstName;
private String middleName;
private String nameSuffix;
private String namePrefix;
// etc ...
}
Spring configuration:
<bean id="contentNegotiationManager"
class="org.springframework.web.accept.ContentNegotiationManagerFactoryBean">
<property name="favorPathExtension" value="false" />
<property name="favorParameter" value="true" />
<property name="ignoreAcceptHeader" value="true" />
<property name="useJaf" value="false" />
<property name="defaultContentType" value="application/xml" />
<property name="mediaTypes">
<map>
<entry key="json" value="application/json" />
<entry key="xml" value="application/xml" />
</map>
</property>
</bean>
<bean
class="org.springframework.web.servlet.view.ContentNegotiatingViewResolver">
<property name="order" value="1" />
<property name="contentNegotiationManager" ref="contentNegotiationManager" />
<property name="defaultViews">
<list>
<bean
class="org.springframework.web.servlet.view.json.MappingJacksonJsonView" />
<bean class="org.springframework.web.servlet.view.xml.MarshallingView">
<constructor-arg>
<bean class="org.springframework.oxm.xstream.XStreamMarshaller" />
</constructor-arg>
</bean>
</list>
</property>
</bean>
<mvc:annotation-driven
content-negotiation-manager="contentNegotiationManager" />
A call to http://mycompany.com:8080/myapp/persons?format=xml returns:
<?xml version="1.0" encoding="UTF-8"?>
<list>
<com.example.myapp.model.Person>
<personProfileId>1</personProfileId>
<lastName>McCartney</lastName>
<firstName>James</firstName>
<middleName>Paul</middleName>
</com.example.myapp.model.Person>
<com.example.myapp.model.Person>
<personProfileId>2</personProfileId>
<lastName>Lennon</lastName>
<firstName>John</firstName>
<middleName>Winston</middleName>
</com.example.myapp.model.Person>
<com.example.myapp.model.Person>
<personProfileId>3</personProfileId>
<lastName>Starkey</lastName>
<firstName>Richard</firstName>
</com.example.myapp.model.Person>
<com.example.myapp.model.Person>
<personProfileId>4</personProfileId>
<lastName>Harrison</lastName>
<firstName>George</firstName>
</com.example.myapp.model.Person>
</list>
I would expect it to return:
<?xml version="1.0" encoding="UTF-8"?>
<list>
<Person>
<id>1</id>
<lastName>McCartney</lastName>
<firstName>James</firstName>
<middleName>Paul</middleName>
</Person>
<Person>
<id>2</id>
<lastName>Lennon</lastName>
<firstName>John</firstName>
<middleName>Winston</middleName>
</Person>
<Person>
<id>3</id>
<lastName>Starkey</lastName>
<firstName>Richard</firstName>
</Person>
<Person>
<id>4</id>
<lastName>Harrison</lastName>
<firstName>George</firstName>
</Person>
</list>
It seems like XStream is correctly being called to marshall the object to XML, but that the @XStreamAlias annotations are being ignored. Is there some further configuration needed to get this to work?
Solution
Figured it out. The annotated classes need to be explicitly identified to the XStreamMarshaller.
<property name="defaultViews">
<list>
<bean
class="org.springframework.web.servlet.view.json.MappingJacksonJsonView" />
<bean class="org.springframework.web.servlet.view.xml.MarshallingView">
<constructor-arg>
<bean class="org.springframework.oxm.xstream.XStreamMarshaller">
<property name="annotatedClasses">
<array>
<value>com.example.myapp.model.Person</value>
</array>
</property></bean>
</constructor-arg>
</bean>
</list>
</property>
Answered By - Paul Croarkin
Answer Checked By - Senaida (JavaFixing Volunteer)