Module is.codion.common.core

Package is.codion.common.value

Interface ValueSet<T>

Type Parameters:

T - the value type

All Superinterfaces:

Consumer<Set<T>>, EventObserver<Set<T>>, Iterable<T>, Supplier<Set<T>>, Value<Set<T>>, ValueObserver<Set<T>>, Values<T,Set<T>>, ValuesObserver<T,Set<T>>

public interface ValueSet<T>
extends Values<T,Set<T>>

An observable wrapper for a Set of values, including a possible null value. A factory for ValueSet instances.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	ValueSet.Builder<T>	Builds a ValueSet instance.

Nested classes/interfaces inherited from interface is.codion.common.value.Value

Value.Notify, Value.Validator<T>

Method Summary

Modifier and Type	Method	Description
static <T> ValueSet.Builder<T>	builder()	Creates a new ValueSet.Builder instance.
static <T> ValueSet.Builder<T>	builder(Collection<T> initialValue)	Creates a new ValueSet.Builder instance.
ValueSetObserver<T>	observer()	Returns a ValuesObserver notified each time this value changes.
static <T> ValueSet<T>	valueSet()	Creates a new empty ValueSet, using Value.Notify.WHEN_CHANGED.
static <T> ValueSet<T>	valueSet(Collection<T> initialValue)	Creates a new ValueSet, using Value.Notify.WHEN_CHANGED.

Methods inherited from interface java.util.function.Consumer

andThen

Methods inherited from interface is.codion.common.event.EventObserver

addConsumer, addListener, addWeakConsumer, addWeakListener, removeConsumer, removeListener, removeWeakConsumer, removeWeakListener

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Methods inherited from interface java.util.function.Supplier

get

Methods inherited from interface is.codion.common.value.Value

accept, addValidator, clear, link, link, map, mapNull, removeValidator, set, unlink, unlink, validate

Methods inherited from interface is.codion.common.value.ValueObserver

isEqualTo, isNotEqualTo, isNotNull, isNull, isNullable, optional

Methods inherited from interface is.codion.common.value.Values

add, addAll, addAll, remove, removeAll, removeAll, set, value

Methods inherited from interface is.codion.common.value.ValuesObserver

contains, containsAll, empty, notEmpty, size

Method Details

observer

ValueSetObserver<T> observer()

Description copied from interface: Values

Returns a ValuesObserver notified each time this value changes.

Specified by:

observer in interface Value<T>

Specified by:

observer in interface Values<T,Set<T>>

Returns:

a ValuesObserver for this value

valueSet

static <T> ValueSet<T> valueSet()

Creates a new empty ValueSet, using Value.Notify.WHEN_CHANGED.

Type Parameters:

T - the value type

Returns:

a new ValueSet

valueSet

static <T> ValueSet<T> valueSet(Collection<T> initialValue)

Creates a new ValueSet, using Value.Notify.WHEN_CHANGED.

Type Parameters:

T - the value type

Parameters:

initialValue - the initial value, may not be null

Returns:

a new ValueSet

builder

static <T> ValueSet.Builder<T> builder()

Creates a new ValueSet.Builder instance.

Type Parameters:

T - the value set type

Returns:

a new builder

builder

static <T> ValueSet.Builder<T> builder(Collection<T> initialValue)

Creates a new ValueSet.Builder instance.

Type Parameters:

T - the value set type

Parameters:

initialValue - the initial value

Returns:

a new builder

Throws:

NullPointerException - in case initialValue is null