com.vaadin.flow.component.

Interface ItemLabelGenerator<T>

Type Parameters:

T - item type

All Superinterfaces:

Function<T,String>, Serializable, SerializableFunction<T,String>

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface public interface ItemLabelGenerator<T> extends SerializableFunction<T,String>

ItemLabelGenerator can be used to customize the string shown to the user for an item.

Since:

1.0

Author:

Vaadin Ltd

  • Method Summary

    Modifier and Type
    Method
    Description
    apply(T item)

    Gets a caption for the item.

    Methods inherited from interface java.util.function.Function

    andThen, compose
  • Method Details

    • apply

      String apply(T item)

      Gets a caption for the item.

      Specified by:

      apply in interface Function<T,String>

      Parameters:

      item - the item to get caption for

      Returns:

      the caption of the item, not null