Jackson Annotations Source Code

Jackson is "the Java JSON library" or "the best JSON parser for Java". Or simply as "JSON for Java".

Jackson Annotations Source Code files are provided in the source packge (jackson-annotations-2.12.4-sources.jar). You can download it at Jackson Maven Website.

You can also browse Jackson Annotations Source Code below:

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com/fasterxml/jackson/databind/deser/std/AtomicReferenceDeserializer.java

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

import java.util.concurrent.atomic.AtomicReference;

import com.fasterxml.jackson.databind.*;
import com.fasterxml.jackson.databind.deser.ValueInstantiator;
import com.fasterxml.jackson.databind.jsontype.TypeDeserializer;

public class AtomicReferenceDeserializer
    extends ReferenceTypeDeserializer<AtomicReference<Object>>
{
    private static final long serialVersionUID = 1L;

    /*
    /**********************************************************
    /* Life-cycle
    /**********************************************************
     */

    /**
     * @since 2.9
     */
    public AtomicReferenceDeserializer(JavaType fullType, ValueInstantiator inst,
            TypeDeserializer typeDeser, JsonDeserializer<?> deser)
    {
        super(fullType, inst, typeDeser, deser);
    }

    /*
    /**********************************************************
    /* Abstract method implementations
    /**********************************************************
     */

    @Override
    public AtomicReferenceDeserializer withResolved(TypeDeserializer typeDeser, JsonDeserializer<?> valueDeser) {
        return new AtomicReferenceDeserializer(_fullType, _valueInstantiator,
                typeDeser, valueDeser);
    }

    @Override
    public AtomicReference<Object> getNullValue(DeserializationContext ctxt) throws JsonMappingException {
        // 07-May-2019, tatu: [databind#2303], needed for nested ReferenceTypes
        return new AtomicReference<Object>(_valueDeserializer.getNullValue(ctxt));
    }

    @Override
    public Object getEmptyValue(DeserializationContext ctxt) throws JsonMappingException {
        // 07-May-2019, tatu: I _think_ this needs to align with "null value" and
        //    not necessarily with empty value of contents? (used to just do "absent"
        //    so either way this seems to me like an improvement)
        return getNullValue(ctxt);
    }

    @Override
    public AtomicReference<Object> referenceValue(Object contents) {
        return new AtomicReference<Object>(contents);
    }

    @Override
    public Object getReferenced(AtomicReference<Object> reference) {
        return reference.get();
    }

    @Override // since 2.9
    public AtomicReference<Object> updateReference(AtomicReference<Object> reference, Object contents) {
        reference.set(contents);
        return reference;
    }

    @Override // since 2.9
    public Boolean supportsUpdate(DeserializationConfig config) {
        // yes; regardless of value deserializer reference itself may be updated
        return Boolean.TRUE;
    }
}

com/fasterxml/jackson/databind/deser/std/AtomicReferenceDeserializer.java

 

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2022-02-19, 36318👍, 0💬