EditorErrorGenerator (vaadin-server 8.21.0 API)

Type Parameters:

T - the bean type

All Superinterfaces:

java.util.function.BiFunction<java.util.Map<Component,Grid.Column<T,?>>,BinderValidationStatus<T>,java.lang.String>, java.io.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 java.io.Serializable, java.util.function.BiFunction<java.util.Map<Component,Grid.Column<T,?>>,BinderValidationStatus<T>,java.lang.String>
```
Generator for creating editor validation and conversion error messages.

Since:

8.0

Author:

Vaadin Ltd

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.lang.String`	`apply(java.util.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
```
java.lang.String apply(java.util.Map<Component,Grid.Column<T,?>> fieldToColumn,
                       BinderValidationStatus<T> status)
```
    Generates an error message from given validation status object.
    
    Specified by:
    
    apply in interface java.util.function.BiFunction<java.util.Map<Component,Grid.Column<T,?>>,BinderValidationStatus<T>,java.lang.String>
    
    Parameters:
    
    fieldToColumn - the map of failed fields and corresponding columns
    
    status - the binder status object with all failures
    
    Returns:
    
    error message string