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

Class ValueCreatorProvider

java.lang.Object

no.priv.bang.modeling.modelstore.value.ValueCreatorProvider

All Implemented Interfaces:

ValueCreator

public class ValueCreatorProvider
extends Object
implements ValueCreator

Constructor Summary

Constructors

Constructor	Description
ValueCreatorProvider()

Method Summary

Modifier and Type	Method	Description
Value	fromBoolean(Boolean value)	Convert a Boolean into Value.
Value	fromDouble(Double value)	Convert a Double into Value.
Value	fromLong(Long value)	Convert a Long into Value.
Value	fromString(String value)	Convert a String into Value.
Value	fromValueList(ValueList valueList)
Value	getNil()	Return an object that can be used to represent undefined Value values
Propertyset	getNilPropertyset()	Return an object that can be used to represent undefined Propertyset values
Propertyset	newPropertyset()	Create a new, empty, id-less Propertyset.
Propertyset	newPropertyset(UUID id)	Create a new, empty Propertyset with a given id value
ValueList	newValueList()
Value	toComplexValue(Propertyset propertyset)	Create an embedded object value from a propertyset
Value	toReferenceValue(Propertyset propertyset)	Create a reference value to a propertyset (a "pointer to an object")
Propertyset	unwrapPropertyset(Propertyset propertyset)	If the propertyset is wrapped in a different propertyset, then return the inner propertyset if not, just return the argument as-is.
Propertyset	wrapInModificationTracker(ModificationRecorder recorder, Propertyset propertyset)	Wrap a Propertyset in a new Propertyset that will record all modifications to the propertyset in a ModificationRecorder.

Methods inherited from class java.lang.Object

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

Constructor Detail

ValueCreatorProvider

public ValueCreatorProvider()

Method Detail

getNilPropertyset

public Propertyset getNilPropertyset()

Description copied from interface: ValueCreator

Return an object that can be used to represent undefined Propertyset values

Specified by:

getNilPropertyset in interface ValueCreator

Returns:

an unmodifiable Value object that tests as a Propertyset value

getNil

public Value getNil()

Description copied from interface: ValueCreator

Return an object that can be used to represent undefined Value values

Specified by:

getNil in interface ValueCreator

Returns:

and unmodifiable Value that represents undefined values

fromBoolean

public Value fromBoolean(Boolean value)

Description copied from interface: ValueCreator

Convert a Boolean into Value.

Specified by:

fromBoolean in interface ValueCreator

Parameters:

value - a Boolean to convert

Returns:

a Value that will test out as a boolean value

fromLong

public Value fromLong(Long value)

Description copied from interface: ValueCreator

Convert a Long into Value.

Specified by:

fromLong in interface ValueCreator

Parameters:

value - a Long to convert

Returns:

a Value that will test out as a long integer value

fromDouble

public Value fromDouble(Double value)

Description copied from interface: ValueCreator

Convert a Double into Value.

Specified by:

fromDouble in interface ValueCreator

Parameters:

value - a Double to convert

Returns:

a Value that will test out as a floating point number value

fromString

public Value fromString(String value)

Description copied from interface: ValueCreator

Convert a String into Value.

Specified by:

fromString in interface ValueCreator

Parameters:

value - a Double to convert

Returns:

a Value that will test out as a string value

fromValueList

public Value fromValueList(ValueList valueList)

Specified by:

fromValueList in interface ValueCreator

newPropertyset

public Propertyset newPropertyset()

Description copied from interface: ValueCreator

Create a new, empty, id-less Propertyset. Id-less propertysets are intended as complex properties.

Specified by:

newPropertyset in interface ValueCreator

Returns:

a new Propertyset value

newPropertyset

public Propertyset newPropertyset(UUID id)

Description copied from interface: ValueCreator

Create a new, empty Propertyset with a given id value

Specified by:

newPropertyset in interface ValueCreator

Parameters:

id - the unique identifier of the new Propertyset

Returns:

a new Propertyset value

wrapInModificationTracker

public Propertyset wrapInModificationTracker(ModificationRecorder recorder,
                                             Propertyset propertyset)

Description copied from interface: ValueCreator

Wrap a Propertyset in a new Propertyset that will record all modifications to the propertyset in a ModificationRecorder.

Specified by:

wrapInModificationTracker in interface ValueCreator

Parameters:

recorder - the ModificationRecorder used to track modifications to the Propertyset

propertyset - the wrapped Propertyset

Returns:

a Propertyset that will track all modifications in a ModificationRecorder

unwrapPropertyset

public Propertyset unwrapPropertyset(Propertyset propertyset)

Description copied from interface: ValueCreator

If the propertyset is wrapped in a different propertyset, then return the inner propertyset if not, just return the argument as-is.

Specified by:

unwrapPropertyset in interface ValueCreator

Parameters:

propertyset - the propertyset to unwrap

Returns:

the unwrapped propertyset

toComplexValue

public Value toComplexValue(Propertyset propertyset)

Description copied from interface: ValueCreator

Create an embedded object value from a propertyset

Specified by:

toComplexValue in interface ValueCreator

Parameters:

propertyset - the object to put in the value

Returns:

a complex object Value

toReferenceValue

public Value toReferenceValue(Propertyset propertyset)

Description copied from interface: ValueCreator

Create a reference value to a propertyset (a "pointer to an object")

Specified by:

toReferenceValue in interface ValueCreator

Parameters:

propertyset - the object to create a pointer to

Returns:

a "pointer" Value

newValueList

public ValueList newValueList()

Specified by:

newValueList in interface ValueCreator