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-2.14.0-sources.jar). You can download it at Jackson Maven Website.

You can also browse Jackson Databind Source Code below:

⏎ com/fasterxml/jackson/databind/node/ShortNode.java

package com.fasterxml.jackson.databind.node;

import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;

import com.fasterxml.jackson.core.*;
import com.fasterxml.jackson.core.io.NumberOutput;
import com.fasterxml.jackson.databind.SerializerProvider;


/**
 * Numeric node that contains simple 16-bit integer values.
 */
@SuppressWarnings("serial")
public class ShortNode
    extends NumericNode
{
    protected final short _value;

    /* 
    ************************************************
    * Construction
    ************************************************
    */

    public ShortNode(short v) { _value = v; }

    public static ShortNode valueOf(short l) { return new ShortNode(l); }

    /* 
    ************************************************
    * Overridden JsonNode methods
    ************************************************
    */

    @Override public JsonToken asToken() { return JsonToken.VALUE_NUMBER_INT; }

    @Override
    public JsonParser.NumberType numberType() { return JsonParser.NumberType.INT; }			// should be SHORT


    @Override
    public boolean isIntegralNumber() { return true; }

    @Override
    public boolean isShort() { return true; }

    @Override public boolean canConvertToInt() { return true; }
    @Override public boolean canConvertToLong() { return true; }
    
    @Override
    public Number numberValue() {
        return Short.valueOf(_value);
    }

    @Override
    public short shortValue() { return _value; }

    @Override
    public int intValue() { return _value; }

    @Override
    public long longValue() { return _value; }

    @Override
    public float floatValue() { return _value; }

    @Override
    public double doubleValue() { return _value; }

    @Override
    public BigDecimal decimalValue() { return BigDecimal.valueOf(_value); }

    @Override
    public BigInteger bigIntegerValue() { return BigInteger.valueOf(_value); }

    @Override
    public String asText() {
        return NumberOutput.toString(_value);
    }

    @Override
    public boolean asBoolean(boolean defaultValue) {
        return _value != 0;
    }
    
    @Override
    public final void serialize(JsonGenerator g, SerializerProvider provider)
        throws IOException
    {
        g.writeNumber(_value);
    }

    @Override
    public boolean equals(Object o)
    {
        if (o == this) return true;
        if (o == null) return false;
        if (o instanceof ShortNode) {
            return ((ShortNode) o)._value == _value;
        }
        return false;
    }

    @Override
    public int hashCode() {
        return _value;
    }
}

⏎ com/fasterxml/jackson/databind/node/ShortNode.java

Or download all of them as a single archive file:

File name: jackson-databind-2.14.0-sources.jar
File size: 1187952 bytes
Release date: 2022-11-05
Download 

⇒ Jackson Annotations Source Code

⇐ Download and Install Jackson Binary Package

⇑ Downloading and Reviewing jackson-*.jar

⇑⇑ Jackson - Java JSON library