com.fasterxml.jackson.datatype.jsr310.ser.key

Class Jsr310NullKeySerializer

java.lang.Object

com.fasterxml.jackson.databind.JsonSerializer<Object>

com.fasterxml.jackson.datatype.jsr310.ser.key.Jsr310NullKeySerializer

All Implemented Interfaces:

JsonFormatVisitable

public class Jsr310NullKeySerializer
extends JsonSerializer<Object>

This class is to be used in case null keys are needed to be serialized in a Map with Java 8 temporal keys. By default the null key is not supported by jackson, the serializer needs to be registered manually.

Since:

2.6

Author:

Zoltan Kiss

Nested Class Summary

Nested classes/interfaces inherited from class com.fasterxml.jackson.databind.JsonSerializer

JsonSerializer.None

Field Summary

Fields

Modifier and Type	Field and Description
static String	NULL_KEY

Constructor Summary

Constructors

Constructor and Description
Jsr310NullKeySerializer()

Method Summary

Modifier and Type	Method and Description
void	serialize(Object value, JsonGenerator gen, SerializerProvider serializers) Method that can be called to ask implementation to serialize values of type this serializer handles.

Methods inherited from class com.fasterxml.jackson.databind.JsonSerializer

acceptJsonFormatVisitor, getDelegatee, handledType, isEmpty, isEmpty, isUnwrappingSerializer, properties, replaceDelegatee, serializeWithType, unwrappingSerializer, usesObjectId, withFilterId

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

NULL_KEY

public static final String NULL_KEY

See Also:

Constant Field Values

Constructor Detail

Jsr310NullKeySerializer

public Jsr310NullKeySerializer()

Method Detail

serialize

public void serialize(Object value,
                      JsonGenerator gen,
                      SerializerProvider serializers)
               throws IOException

Description copied from class: JsonSerializer

Method that can be called to ask implementation to serialize values of type this serializer handles.

Specified by:

serialize in class JsonSerializer<Object>

Parameters:

value - Value to serialize; can not be null.

gen - Generator used to output resulting Json content

serializers - Provider that can be used to get serializers for serializing Objects value contains, if any.

Throws:

IOException