@Override
 public void setupModule(SetupContext context) {
   MongoAnnotationIntrospector annotationIntrospector =
       new MongoAnnotationIntrospector(context.getTypeFactory());
   context.insertAnnotationIntrospector(annotationIntrospector);
   context.addSerializers(new CustomSerializers());
   context.addDeserializers(new CustomDeserializers());
 }
 @Override
 public void setupModule(SetupContext context) {
   MongoAnnotationIntrospector annotationIntrospector =
       new MongoAnnotationIntrospector(context.getTypeFactory());
   context.insertAnnotationIntrospector(annotationIntrospector);
   // Only include non null properties, this makes it possible to use
   // object templates for querying and
   // partial object retrieving
   context.addDeserializationProblemHandler(new ServerErrorProblemHandler());
   context.addSerializers(new TweakedMongoJackSerializers());
   context.addDeserializers(new TweakedMongoJackDeserializers());
   context.addDeserializers(new MongoJackDeserializers());
   context.addAbstractTypeResolver(new CustomAbstractTypeResolver());
 }