Package no.priv.bang.modeling.modelstore.value

Class NilValue

java.lang.Object

no.priv.bang.modeling.modelstore.value.NilValue

All Implemented Interfaces:

Value

final class NilValue
extends Object
implements Value

A nil property value object. This is a singleton that can be accessed using a static method.

Field Summary

Fields

Modifier and Type	Field	Description
private static String	EMPTY_STRING_VALUE
private ValueList	emptyValueList
private UUID	nilId
private Boolean	nullBooleanValue
private Double	nullDoubleValue
private Long	nullLongValue
private static Value	singleton

Constructor Summary

Constructors

Modifier	Constructor	Description
private	NilValue()

Method Summary

Modifier and Type	Method	Description
Boolean	asBoolean()
Propertyset	asComplexProperty()
Double	asDouble()
UUID	asId()
ValueList	asList()
Long	asLong()
Propertyset	asReference()
String	asString()
boolean	equals(Object obj)
(package private) static Value	getNil()
int	hashCode()
boolean	isBoolean()
boolean	isComplexProperty()
boolean	isDouble()
boolean	isId()
boolean	isList()
boolean	isLong()
boolean	isReference()
boolean	isString()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

singleton

private static final Value singleton

nilId

private final UUID nilId

nullBooleanValue

private final Boolean nullBooleanValue

nullLongValue

private final Long nullLongValue

nullDoubleValue

private final Double nullDoubleValue

EMPTY_STRING_VALUE

private static final String EMPTY_STRING_VALUE

See Also:

Constant Field Values

emptyValueList

private final ValueList emptyValueList

Constructor Detail

NilValue

private NilValue()

Method Detail

getNil

static Value getNil()

isId

public boolean isId()

Specified by:

isId in interface Value

asId

public UUID asId()

Specified by:

asId in interface Value

isBoolean

public boolean isBoolean()

Specified by:

isBoolean in interface Value

asBoolean

public Boolean asBoolean()

Specified by:

asBoolean in interface Value

isLong

public boolean isLong()

Specified by:

isLong in interface Value

asLong

public Long asLong()

Specified by:

asLong in interface Value

isDouble

public boolean isDouble()

Specified by:

isDouble in interface Value

asDouble

public Double asDouble()

Specified by:

asDouble in interface Value

isString

public boolean isString()

Specified by:

isString in interface Value

asString

public String asString()

Specified by:

asString in interface Value

isComplexProperty

public boolean isComplexProperty()

Specified by:

isComplexProperty in interface Value

asComplexProperty

public Propertyset asComplexProperty()

Specified by:

asComplexProperty in interface Value

isReference

public boolean isReference()

Specified by:

isReference in interface Value

asReference

public Propertyset asReference()

Specified by:

asReference in interface Value

isList

public boolean isList()

Specified by:

isList in interface Value

asList

public ValueList asList()

Specified by:

asList in interface Value

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object