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General data-binding functionality for Jackson: works on core streaming API

There is a newer version: 2.17.1

package com.fasterxml.jackson.databind.deser.std;

import java.io.IOException;
import java.util.concurrent.atomic.AtomicReference;

import com.fasterxml.jackson.core.*;
import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.deser.ContextualDeserializer;
import com.fasterxml.jackson.databind.jsontype.TypeDeserializer;

public class AtomicReferenceDeserializer
    extends StdDeserializer>
    implements ContextualDeserializer
{
    private static final long serialVersionUID = 1L;

    /**
     * Type of value that we reference
     */
    protected final JavaType _referencedType;
    
    protected final TypeDeserializer _valueTypeDeserializer;

    protected final JsonDeserializer _valueDeserializer;

    /**
     * @param referencedType Parameterization of this reference
     */
    public AtomicReferenceDeserializer(JavaType referencedType) {
        this(referencedType, null, null);
    }

    public AtomicReferenceDeserializer(JavaType referencedType,
            TypeDeserializer typeDeser, JsonDeserializer deser)
    {
        super(AtomicReference.class);
        _referencedType = referencedType;
        _valueDeserializer = deser;
        _valueTypeDeserializer = typeDeser;
    }

    public AtomicReferenceDeserializer withResolved(TypeDeserializer typeDeser, JsonDeserializer valueDeser) {
        if ((valueDeser == _valueDeserializer) && (typeDeser == _valueTypeDeserializer)) {
            return this;
        }
        return new AtomicReferenceDeserializer(_referencedType, typeDeser, valueDeser);
    }

    @Override
    public AtomicReference getNullValue(DeserializationContext ctxt) {
        return new AtomicReference