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• BasicSerializerFactory.java

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com.signalfx.shaded.fasterxml.jackson.databind.ser.BasicSerializerFactory Maven / Gradle / Ivy

package com.signalfx.shaded.fasterxml.jackson.databind.ser;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.nio.ByteBuffer;
import java.util.*;
import java.util.concurrent.atomic.AtomicReference;

import com.signalfx.shaded.fasterxml.jackson.annotation.JsonFormat;
import com.signalfx.shaded.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.signalfx.shaded.fasterxml.jackson.annotation.JsonInclude;
import com.signalfx.shaded.fasterxml.jackson.annotation.JsonIncludeProperties;
import com.signalfx.shaded.fasterxml.jackson.databind.*;
import com.signalfx.shaded.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.signalfx.shaded.fasterxml.jackson.databind.cfg.SerializerFactoryConfig;
import com.signalfx.shaded.fasterxml.jackson.databind.ext.OptionalHandlerFactory;
import com.signalfx.shaded.fasterxml.jackson.databind.introspect.*;
import com.signalfx.shaded.fasterxml.jackson.databind.jsontype.NamedType;
import com.signalfx.shaded.fasterxml.jackson.databind.jsontype.TypeResolverBuilder;
import com.signalfx.shaded.fasterxml.jackson.databind.jsontype.TypeSerializer;
import com.signalfx.shaded.fasterxml.jackson.databind.ser.impl.*;
import com.signalfx.shaded.fasterxml.jackson.databind.ser.std.*;
import com.signalfx.shaded.fasterxml.jackson.databind.type.*;
import com.signalfx.shaded.fasterxml.jackson.databind.util.*;

/**
 * Factory class that can provide serializers for standard JDK classes,
 * as well as custom classes that extend standard classes or implement
 * one of "well-known" interfaces (such as {@link java.util.Collection}).
 *

 * Since all the serializers are eagerly instantiated, and there is
 * no additional introspection or customizability of these types,
 * this factory is essentially stateless.
 */
@SuppressWarnings("serial")
public abstract class BasicSerializerFactory
    extends SerializerFactory
    implements java.io.Serializable
{
    /*
    /**********************************************************
    /* Configuration, lookup tables/maps
    /**********************************************************
     */

    /**
     * Since these are all JDK classes, we shouldn't have to worry
     * about ClassLoader used to load them. Rather, we can just
     * use the class name, and keep things simple and efficient.
     */
    protected final static HashMap> _concrete;

    /**
     * Actually it may not make much sense to eagerly instantiate all
     * kinds of serializers: so this Map actually contains class references,
     * not instances
     */
    protected final static HashMap>> _concreteLazy;

    static {
        HashMap>> concLazy
            = new HashMap>>();
        HashMap> concrete
            = new HashMap>();


        /* String and string-like types (note: date types explicitly
         * not included -- can use either textual or numeric serialization)
         */
        concrete.put(String.class.getName(), new StringSerializer());
        final ToStringSerializer sls = ToStringSerializer.instance;
        concrete.put(StringBuffer.class.getName(), sls);
        concrete.put(StringBuilder.class.getName(), sls);
        concrete.put(Character.class.getName(), sls);
        concrete.put(Character.TYPE.getName(), sls);

        // Primitives/wrappers for primitives (primitives needed for Beans)
        NumberSerializers.addAll(concrete);
        concrete.put(Boolean.TYPE.getName(), new BooleanSerializer(true));
        concrete.put(Boolean.class.getName(), new BooleanSerializer(false));

        // Other numbers, more complicated
        concrete.put(BigInteger.class.getName(), new NumberSerializer(BigInteger.class));
        concrete.put(BigDecimal.class.getName(),new NumberSerializer(BigDecimal.class));

        // Other discrete non-container types:
        // First, Date/Time zoo:
        concrete.put(Calendar.class.getName(), CalendarSerializer.instance);
        concrete.put(java.util.Date.class.getName(), DateSerializer.instance);

        // And then other standard non-structured JDK types
        for (Map.Entry,Object> en : StdJdkSerializers.all()) {
            Object value = en.getValue();
            if (value instanceof JsonSerializer) {
                concrete.put(en.getKey().getName(), (JsonSerializer) value);
            } else {
                @SuppressWarnings("unchecked")
                Class> cls = (Class>) value;
                concLazy.put(en.getKey().getName(), cls);
            }
        }

        // Jackson-specific type(s)
        // (Q: can this ever be sub-classed?)
        concLazy.put(TokenBuffer.class.getName(), TokenBufferSerializer.class);

        _concrete = concrete;
        _concreteLazy = concLazy;
    }

    /*
    /**********************************************************
    /* Configuration
    /**********************************************************
     */

    /**
     * Configuration settings for this factory; immutable instance (just like this
     * factory), new version created via copy-constructor (fluent-style)
     */
    protected final SerializerFactoryConfig _factoryConfig;

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

    /**
     * We will provide default constructor to allow sub-classing,
     * but make it protected so that no non-singleton instances of
     * the class will be instantiated.
     */
    protected BasicSerializerFactory(SerializerFactoryConfig config) {
        _factoryConfig = (config == null) ? new SerializerFactoryConfig() : config;
    }

    /**
     * Method for getting current {@link SerializerFactoryConfig}.
      *

     * Note that since instances are immutable, you can NOT change settings
     * by accessing an instance and calling methods: this will simply create
     * new instance of config object.
     */
    public SerializerFactoryConfig getFactoryConfig() {
        return _factoryConfig;
    }

    /**
     * Method used for creating a new instance of this factory, but with different
     * configuration. Reason for specifying factory method (instead of plain constructor)
     * is to allow proper sub-classing of factories.
     *

     * Note that custom sub-classes generally must override implementation
     * of this method, as it usually requires instantiating a new instance of
     * factory type. Check out javadocs for
     * {@link com.signalfx.shaded.fasterxml.jackson.databind.ser.BeanSerializerFactory} for more details.
     */
    public abstract SerializerFactory withConfig(SerializerFactoryConfig config);

    /**
     * Convenience method for creating a new factory instance with an additional
     * serializer provider.
     */
    @Override
    public final SerializerFactory withAdditionalSerializers(Serializers additional) {
        return withConfig(_factoryConfig.withAdditionalSerializers(additional));
    }

    /**
     * Convenience method for creating a new factory instance with an additional
     * key serializer provider.
     */
    @Override
    public final SerializerFactory withAdditionalKeySerializers(Serializers additional) {
        return withConfig(_factoryConfig.withAdditionalKeySerializers(additional));
    }

    /**
     * Convenience method for creating a new factory instance with additional bean
     * serializer modifier.
     */
    @Override
    public final SerializerFactory withSerializerModifier(BeanSerializerModifier modifier) {
        return withConfig(_factoryConfig.withSerializerModifier(modifier));
    }

    /*
    /**********************************************************
    /* SerializerFactory impl
    /**********************************************************
     */

    // Implemented by sub-classes
    @Override
    public abstract JsonSerializer