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package org.glassfish.jersey.examples.jackson;
import javax.ws.rs.ext.ContextResolver;
import javax.ws.rs.ext.Provider;
import com.fasterxml.jackson.databind.AnnotationIntrospector;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.introspect.JacksonAnnotationIntrospector;
import com.fasterxml.jackson.databind.type.TypeFactory;
import com.fasterxml.jackson.module.jaxb.JaxbAnnotationIntrospector;
/**
* TODO javadoc.
*
* @author Jakub Podlesak (jakub.podlesak at oracle.com)
*/
@Provider
public class MyObjectMapperProvider implements ContextResolver<ObjectMapper> {
final ObjectMapper defaultObjectMapper;
final ObjectMapper combinedObjectMapper;
public MyObjectMapperProvider() {
defaultObjectMapper = createDefaultMapper();
combinedObjectMapper = createCombinedObjectMapper();
}
@Override
public ObjectMapper getContext(final Class<?> type) {
if (type == CombinedAnnotationBean.class) {
return combinedObjectMapper;
} else {
return defaultObjectMapper;
}
}
private static ObjectMapper createCombinedObjectMapper() {
return new ObjectMapper()
.configure(SerializationFeature.WRAP_ROOT_VALUE, true)
.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, true)
.setAnnotationIntrospector(createJaxbJacksonAnnotationIntrospector());
}
private static ObjectMapper createDefaultMapper() {
final ObjectMapper result = new ObjectMapper();
result.enable(SerializationFeature.INDENT_OUTPUT);
return result;
}
private static AnnotationIntrospector createJaxbJacksonAnnotationIntrospector() {
final AnnotationIntrospector jaxbIntrospector = new JaxbAnnotationIntrospector(TypeFactory.defaultInstance());
final AnnotationIntrospector jacksonIntrospector = new JacksonAnnotationIntrospector();
return AnnotationIntrospector.pair(jacksonIntrospector, jaxbIntrospector);
}
}