com.vaadin.ui.components.grid

Interface EditorErrorGenerator<T>

Type Parameters:

T - the bean type

All Superinterfaces:

BiFunction<Map<Component,Grid.Column<T,?>>,BinderValidationStatus<T>,String>, Serializable

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 EditorErrorGenerator<T>
extends Serializable, BiFunction<Map<Component,Grid.Column<T,?>>,BinderValidationStatus<T>,String>

Generator for creating editor validation and conversion error messages.

Since:

8.0

Author:

Vaadin Ltd

Method Summary

Modifier and Type	Method and Description
String	apply(Map<Component,Grid.Column<T,?>> fieldToColumn, BinderValidationStatus<T> status) Generates an error message from given validation status object.

Methods inherited from interface java.util.function.BiFunction

andThen

Method Detail

apply

String apply(Map<Component,Grid.Column<T,?>> fieldToColumn,
             BinderValidationStatus<T> status)

Generates an error message from given validation status object.

Specified by:

apply in interface BiFunction<Map<Component,Grid.Column<T,?>>,BinderValidationStatus<T>,String>

Parameters:

fieldToColumn - the map of failed fields and corresponding columns

status - the binder status object with all failures

Returns:

error message string