io.picodata.driver.api.tuple

Class TarantoolNullField

java.lang.Object

io.picodata.driver.api.tuple.TarantoolNullField

All Implemented Interfaces:

TarantoolField, Packable, Serializable

public final class TarantoolNullField
extends Object
implements TarantoolField

Represents a field with empty value which serializes to msgpack.NULL

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static TarantoolNullField	INSTANCE

Method Summary

Modifier and Type	Method and Description
boolean	canConvertValue(Class<?> targetClass, MessagePackValueMapper mapper) Check whether the underlying field value can be converted to an object using the given MessagePack-to-object mapper
boolean	equals(Object o)
<O> O	getValue(Class<O> targetClass, MessagePackValueMapper mapper) Get the field value converted to the target type
Object	getValue(MessagePackValueMapper mapper) Get the field value, possibly converted to some Java type
int	hashCode()
org.msgpack.value.Value	toMessagePackValue(MessagePackObjectMapper mapper) Convert this instance into a corresponding MessagePack Value

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final TarantoolNullField INSTANCE

Method Detail

toMessagePackValue

public org.msgpack.value.Value toMessagePackValue(MessagePackObjectMapper mapper)

Description copied from interface: Packable

Convert this instance into a corresponding MessagePack Value

Specified by:

toMessagePackValue in interface Packable

Parameters:

mapper - configured Java objects to entities mapper

Returns:

MessagePack entity

getValue

public <O> O getValue(Class<O> targetClass,
                      MessagePackValueMapper mapper)

Description copied from interface: TarantoolField

Get the field value converted to the target type

Specified by:

getValue in interface TarantoolField

Type Parameters:

O - the target type

Parameters:

targetClass - the target type class

mapper - mapper for converting MessagePack entity to Java object

Returns:

value

getValue

public Object getValue(MessagePackValueMapper mapper)

Description copied from interface: TarantoolField

Get the field value, possibly converted to some Java type

Specified by:

getValue in interface TarantoolField

Parameters:

mapper - mapper for converting MessagePack entity to Java object

Returns:

value

canConvertValue

public boolean canConvertValue(Class<?> targetClass,
                               MessagePackValueMapper mapper)

Description copied from interface: TarantoolField

Check whether the underlying field value can be converted to an object using the given MessagePack-to-object mapper

Specified by:

canConvertValue in interface TarantoolField

Parameters:

targetClass - the target type class

mapper - mapper for converting MessagePack entity to Java object

Returns:

value

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object