@JsonSubTypes.Type
must have a value and a name like this,
@JsonTypeInfo(use=JsonTypeInfo.Id.NAME, include=As.WRAPPER_OBJECT, property="type")
@JsonSubTypes({
@JsonSubTypes.Type(value=Dog.class, name="dog"),
@JsonSubTypes.Type(value=Cat.class, name="cat")
})
In the subclass, use @JsonTypeName("dog")
to say the name.
The values dog
and cat
will be set in the property named type
.