package com.fasterxml.jackson.datatype.guava.deser;
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;
import com.google.common.base.Optional;
public class GuavaOptionalDeserializer
extends ReferenceTypeDeserializer<Optional<?>>
{
private static final long serialVersionUID = 1L;
public GuavaOptionalDeserializer(JavaType fullType, ValueInstantiator inst,
TypeDeserializer typeDeser, JsonDeserializer<?> deser)
{
super(fullType, inst, typeDeser, deser);
}
@Override
public GuavaOptionalDeserializer withResolved(TypeDeserializer typeDeser, JsonDeserializer<?> valueDeser) {
return new GuavaOptionalDeserializer(_fullType, _valueInstantiator,
typeDeser, valueDeser);
}
@Override
public Optional<?> getNullValue(DeserializationContext ctxt) {
return Optional.absent();
}
@Override
public Optional<?> referenceValue(Object contents) {
return Optional.fromNullable(contents);
}
@Override
public Object getReferenced(Optional<?> reference) {
return reference.get();
}
@Override
public Optional<?> updateReference(Optional<?> reference, Object contents) {
return Optional.fromNullable(contents);
}
}