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

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

You can also browse Jackson Databind Source Code below:

⏎ com/fasterxml/jackson/databind/deser/std/AtomicBooleanDeserializer.java

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

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

import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.JsonToken;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.type.LogicalType;

public class AtomicBooleanDeserializer extends StdScalarDeserializer<AtomicBoolean>
{
    private static final long serialVersionUID = 1L;

    public AtomicBooleanDeserializer() { super(AtomicBoolean.class); }

    @Override
    public AtomicBoolean deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
        JsonToken t = p.currentToken();
        if (t == JsonToken.VALUE_TRUE) {
            return new AtomicBoolean(true);
        }
        if (t == JsonToken.VALUE_FALSE) {
            return new AtomicBoolean(false);
        }
        // 12-Jun-2020, tatu: May look convoluted, but need to work correctly with
        //   CoercionConfig
        Boolean b = _parseBoolean(p, ctxt, AtomicBoolean.class);
        return (b == null) ? null : new AtomicBoolean(b.booleanValue());
    }

    @Override
    public LogicalType logicalType() { return LogicalType.Boolean; }

    @Override // @since 2.12
    public Object getEmptyValue(DeserializationContext ctxt) throws JsonMappingException {
        return new AtomicBoolean(false);
    }
}

⏎ com/fasterxml/jackson/databind/deser/std/AtomicBooleanDeserializer.java

 

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