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com.vaadin.flow.data.provider.
Package com.vaadin.flow.data.provider
Interface IdentifierProvider<T>
Type Parameters:
T - the type of the item
All Superinterfaces:
Function<T,, Serializable, SerializableFunction<T,, ValueProvider<T,
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
A callback interface that is used to provide the identifier of an item.
Since:
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Method Summary
Static MethodsModifier and TypeMethodDescriptionstatic <T> IdentifierProvider<T>identity()Returns an identifier provider that always returns its input argument.
Methods inherited from interface com.vaadin.flow.function.ValueProvider
apply
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Method Details
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identity
Returns an identifier provider that always returns its input argument.
Type Parameters:
T- the type of the input and output objects to the functionReturns:
a function that always returns its input argument
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