package com.fasterxml.jackson.datatype.jdk8;
import java.util.Optional;
import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.deser.ValueInstantiator;
import com.fasterxml.jackson.databind.deser.std.ReferenceTypeDeserializer;
import com.fasterxml.jackson.databind.jsontype.TypeDeserializer;
final class OptionalDeserializer
extends ReferenceTypeDeserializer<Optional<?>>
{
private static final long serialVersionUID = 1L;
public OptionalDeserializer(JavaType fullType, ValueInstantiator inst,
TypeDeserializer typeDeser, JsonDeserializer<?> deser)
{
super(fullType, inst, typeDeser, deser);
}
@Override
public OptionalDeserializer withResolved(TypeDeserializer typeDeser, JsonDeserializer<?> valueDeser) {
return new OptionalDeserializer(_fullType, _valueInstantiator,
typeDeser, valueDeser);
}
@Override
public Optional<?> getNullValue(DeserializationContext ctxt) throws JsonMappingException {
return Optional.ofNullable(_valueDeserializer.getNullValue(ctxt));
}
@Override
public Object getEmptyValue(DeserializationContext ctxt) throws JsonMappingException {
return getNullValue(ctxt);
}
@Override
public Optional<?> referenceValue(Object contents) {
return Optional.ofNullable(contents);
}
@Override
public Object getReferenced(Optional<?> reference) {
return reference.get();
}
@Override
public Optional<?> updateReference(Optional<?> reference, Object contents) {
return Optional.ofNullable(contents);
}
}