javafixes.object.changing

Class DerivedValue<T,SourceType>

java.lang.Object

javafixes.object.changing.DerivedValue<T,SourceType>

All Implemented Interfaces:

ChangingValue<T>, Value<T>

public class DerivedValue<T,SourceType>
extends java.lang.Object
implements ChangingValue<T>

Method Summary

Modifier and Type	Method and Description
long	changeVersion() Indicator of how often has the wrapped value changed.
boolean	isDoUpdateIfNewAndOldValueAreEqual()
java.util.Optional<java.lang.String>	name()
T	value()
DerivedValue<T,SourceType>	withDisposeFunction(java.util.function.Consumer<T> disposeFunction)
DerivedValue<T,SourceType>	withDisposeFunction(java.util.Optional<java.util.function.Consumer<T>> optionalDisposeFunction)
DerivedValue<T,SourceType>	withDoUpdateIfNewAndOldValueAreEqual(boolean doUpdateIfNewAndOldValueAreEqual)
DerivedValue<T,SourceType>	withNoDisposeFunction()
DerivedValue<T,SourceType>	withNoOnValueSetFunction()
DerivedValue<T,SourceType>	withNoValueName()
DerivedValue<T,SourceType>	withOnValueSetFunction(java.util.function.Consumer<T> onValueSetFunction, boolean applyToCurrentValue)
DerivedValue<T,SourceType>	withOnValueSetFunction(java.util.Optional<java.util.function.Consumer<T>> optionalOnValueSetFunction, boolean applyToCurrentValue)
DerivedValue<T,SourceType>	withValueName(java.util.Optional<java.lang.String> optionalValueName)
DerivedValue<T,SourceType>	withValueName(java.lang.String valueName)

Methods inherited from class java.lang.Object

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

Methods inherited from interface javafixes.object.changing.ChangingValue

forCurrentValue, join, join, join, map, mapToValue

Methods inherited from interface javafixes.object.Value

getValue

Method Detail

withValueName

public DerivedValue<T,SourceType> withValueName(java.lang.String valueName)

withNoValueName

public DerivedValue<T,SourceType> withNoValueName()

withValueName

public DerivedValue<T,SourceType> withValueName(java.util.Optional<java.lang.String> optionalValueName)

withOnValueSetFunction

public DerivedValue<T,SourceType> withOnValueSetFunction(java.util.function.Consumer<T> onValueSetFunction,
                                                         boolean applyToCurrentValue)

withNoOnValueSetFunction

public DerivedValue<T,SourceType> withNoOnValueSetFunction()

withOnValueSetFunction

public DerivedValue<T,SourceType> withOnValueSetFunction(java.util.Optional<java.util.function.Consumer<T>> optionalOnValueSetFunction,
                                                         boolean applyToCurrentValue)

withDisposeFunction

public DerivedValue<T,SourceType> withDisposeFunction(java.util.function.Consumer<T> disposeFunction)

withNoDisposeFunction

public DerivedValue<T,SourceType> withNoDisposeFunction()

withDisposeFunction

public DerivedValue<T,SourceType> withDisposeFunction(java.util.Optional<java.util.function.Consumer<T>> optionalDisposeFunction)

withDoUpdateIfNewAndOldValueAreEqual

public DerivedValue<T,SourceType> withDoUpdateIfNewAndOldValueAreEqual(boolean doUpdateIfNewAndOldValueAreEqual)

name

public java.util.Optional<java.lang.String> name()

Specified by:

name in interface ChangingValue<T>

Returns:

optional name of ChangingValue

value

public T value()

Specified by:

value in interface Value<T>

changeVersion

public long changeVersion()

Description copied from interface: ChangingValue

Indicator of how often has the wrapped value changed. Should be 0 when value is created and each time the underlying value changes the changeVersion should increase by one.

Specified by:

changeVersion in interface ChangingValue<T>

Returns:

number indicator of how many times has the wrapped value changed

isDoUpdateIfNewAndOldValueAreEqual

public boolean isDoUpdateIfNewAndOldValueAreEqual()