Module is.codion.common.core

Package is.codion.common.value

Interface ValueList<T>

Type Parameters:

T - the value type

All Superinterfaces:

Consumer<List<T>>, Iterable<T>, Observer<List<T>>, Value<List<T>>, ValueObserver<List<T>>, Values<T,List<T>>, ValuesObserver<T,List<T>>

public interface ValueList<T>
extends Values<T,List<T>>

An observable wrapper for a List of values, including possible null values. A factory for ValueList instances.

Nested Class Summary

Nested Classes

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

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

Value.BuilderFactory, Value.Notify, Value.Validator<T>

Method Summary

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

Methods inherited from interface java.util.function.Consumer

andThen

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Methods inherited from interface is.codion.common.observer.Observer

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

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

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

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

get, isEqualTo, isNotEqualTo, isNotNull, isNull, nullable, 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

ValueListObserver<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,List<T>>

Returns:

a ValuesObserver for this value

valueList

static <T> ValueList<T> valueList()

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

Type Parameters:

T - the value type

Returns:

a new ValueList

valueList

static <T> ValueList<T> valueList(Collection<T> value)

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

Type Parameters:

T - the value type

Parameters:

value - the initial value, may not be null

Returns:

a new ValueList

builder

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

Creates a new ValueList.Builder instance.

Type Parameters:

T - the value set type

Returns:

a new builder

builder

static <T> ValueList.Builder<T> builder(Collection<T> value)

Creates a new ValueList.Builder instance.

Type Parameters:

T - the value set type

Parameters:

value - the initial value

Returns:

a new builder

Throws:

NullPointerException - in case value is null