Package cool.scx.common.jackson

Class NullKeySerializer

java.lang.Object

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

cool.scx.common.jackson.NullKeySerializer

All Implemented Interfaces:

com.fasterxml.jackson.databind.jsonFormatVisitors.JsonFormatVisitable

public class NullKeySerializer
extends com.fasterxml.jackson.databind.JsonSerializer<Object>

针对 HashMap 中可能出现的 null key 这里做特殊处理

Nested Class Summary

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

com.fasterxml.jackson.databind.JsonSerializer.None

Field Summary

Fields

Modifier and Type	Field	Description
static final NullKeySerializer	NULL_KEY_SERIALIZER	默认的 NullKey 序列化器

Constructor Summary

Constructors

Constructor	Description
NullKeySerializer(String nullKey)

Method Summary

Modifier and Type	Method	Description
void	serialize(Object value, com.fasterxml.jackson.core.JsonGenerator gen, com.fasterxml.jackson.databind.SerializerProvider serializers)

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

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

Methods inherited from class java.lang.Object

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

Field Details

NULL_KEY_SERIALIZER

public static final NullKeySerializer NULL_KEY_SERIALIZER

默认的 NullKey 序列化器

Constructor Details

NullKeySerializer

public NullKeySerializer(String nullKey)

Method Details

serialize

public void serialize(Object value,
 com.fasterxml.jackson.core.JsonGenerator gen,
 com.fasterxml.jackson.databind.SerializerProvider serializers)
               throws IOException

Specified by:

serialize in class com.fasterxml.jackson.databind.JsonSerializer<Object>

Throws:

IOException