Package org.codehaus.jackson.map.ser.std
Class NullSerializer
- java.lang.Object
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- org.codehaus.jackson.map.JsonSerializer<T>
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- org.codehaus.jackson.map.ser.std.SerializerBase<java.lang.Object>
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- org.codehaus.jackson.map.ser.std.NullSerializer
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- All Implemented Interfaces:
SchemaAware
public class NullSerializer extends SerializerBase<java.lang.Object>
This is a simple dummy serializer that will just output literal JSON null value whenever serialization is requested. Used as the default "null serializer" (which is used for serializing null object references unless overridden), as well as for some more exotic types (java.lang.Void).
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Nested Class Summary
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Nested classes/interfaces inherited from class org.codehaus.jackson.map.JsonSerializer
JsonSerializer.None
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Field Summary
Fields Modifier and Type Field Description static NullSerializer
instance
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Fields inherited from class org.codehaus.jackson.map.ser.std.SerializerBase
_handledType
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description JsonNode
getSchema(SerializerProvider provider, java.lang.reflect.Type typeHint)
Note: since Jackson 1.9, default implementation claims type is "string"void
serialize(java.lang.Object value, JsonGenerator jgen, SerializerProvider provider)
Method that can be called to ask implementation to serialize values of type this serializer handles.-
Methods inherited from class org.codehaus.jackson.map.ser.std.SerializerBase
createObjectNode, createSchemaNode, createSchemaNode, handledType, isDefaultSerializer, wrapAndThrow, wrapAndThrow, wrapAndThrow, wrapAndThrow
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Methods inherited from class org.codehaus.jackson.map.JsonSerializer
isUnwrappingSerializer, serializeWithType, unwrappingSerializer
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Field Detail
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instance
public static final NullSerializer instance
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Method Detail
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serialize
public void serialize(java.lang.Object value, JsonGenerator jgen, SerializerProvider provider) throws java.io.IOException, JsonGenerationException
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 classSerializerBase<java.lang.Object>
- Parameters:
value
- Value to serialize; can not be null.jgen
- Generator used to output resulting Json contentprovider
- Provider that can be used to get serializers for serializing Objects value contains, if any.- Throws:
java.io.IOException
JsonGenerationException
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getSchema
public JsonNode getSchema(SerializerProvider provider, java.lang.reflect.Type typeHint) throws JsonMappingException
Description copied from class:SerializerBase
Note: since Jackson 1.9, default implementation claims type is "string"- Specified by:
getSchema
in interfaceSchemaAware
- Overrides:
getSchema
in classSerializerBase<java.lang.Object>
- Parameters:
provider
- The serializer provider.typeHint
- A hint about the type.- Returns:
- Json-schema for this serializer.
- Throws:
JsonMappingException
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