Schnittstelle EmptinessRequestable
- Alle bekannten Unterschnittstellen:
Clearable,IAbstractBackReference<E>,IAbstractReference<E>,IAbstractValueField<V>,IAccordion,IAccordionTab,IArrayList<E>,IBackReference<E>,IBaseValue,ICachingContainer<E>,IColumn,IContainer<E>,IContainer<C,,S> IDropdownMenu,IField,IGrid,IHorizontalStack,IImageControl,IItemMenu<M,,S> ILayer<L>,ILayerStack,ILinearContainer<C,,S> ILinkedList<E>,IMatrix<E>,IMultiBackReference<E>,IMultiReference<E>,IMultiValueField<V>,IOptionalBackReference<E>,IOptionalReference<E>,IOptionalValueField<V>,IReference<E>,IRootControlOwner<O>,IServer,IServer,IServer,IServer<S>,ISingleContainer,ISqlCollector,ISqlRecord,ITabContainer,ITabContainerTab,IUpdaterCollector<O>,IValidationLabel,IValueField<V>,IVerticalStack,IWebGui<G>
- Alle bekannten Implementierungsklassen:
AbstractBackReference,AbstractContainer,AbstractContainer,AbstractExtendedContainer,AbstractField,AbstractItemMenu,AbstractLinearContainer,AbstractReference,AbstractServer,AbstractServer,AbstractServer,AbstractServer,AbstractValue,AbstractValueField,ArrayContainerView,ArrayList,BackReference,CachingContainer,Column,ContainerView,DropdownMenu,FilterContainerView,FloatContainer,Grid,GridCell,HorizontalStack,ImageControl,ImmutableList,IntervallContainerView,IterableContainerView,Layer,LayerStack,LinkedList,LocalServer,LocalServer,LocalServer,LocalServer,MappingContainerView,Matrix,MatrixColumn,MatrixRow,MultiBackReference,MultiContainerView,MultiReference,MultiValue,MultiValueField,MutableOptionalValue,MutableValue,OptionalBackReference,OptionalReference,OptionalValue,OptionalValueField,Reference,Server,Server,Server,Server,SingleContainer,SqlCollector,SqlRecord,SslServer,SslServer,SslServer,SslServer,UpdaterCollector,ValidationLabel,Value,ValueField,VerticalStack,WebGui
public interface EmptinessRequestable
A
EmptinessRequestable can be asked if it is empty or contains
elements.- Version:
- 2020-06-11
- Autor:
- Silvan Wyss
-
Methodenübersicht
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Methodendetails
-
containsAny
default boolean containsAny()- Gibt zurück:
- true if the current
EmptinessRequestablecontains one or several elements.
-
isEmpty
boolean isEmpty()- Gibt zurück:
- true if
EmptinessRequestabledoes not contain an element.
-