com.vaadin.data.BindingValidationStatusHandler Maven / Gradle / Ivy
/*
* Copyright (C) 2000-2024 Vaadin Ltd
*
* This program is available under Vaadin Commercial License and Service Terms.
*
* See for the full
* license.
*/
package com.vaadin.data;
import com.vaadin.data.Binder.BindingBuilder;
import com.vaadin.event.SerializableEventListener;
/**
* Handler for {@link BindingValidationStatus} changes.
*
* {@link BindingBuilder#withValidationStatusHandler(BindingValidationStatusHandler)}
* Register} an instance of this class to be able to override the default
* handling, which is to show
* {@link com.vaadin.ui.AbstractComponent#setComponentError(com.vaadin.server.ErrorMessage)
* an error message} for failed field validations.
*
* @author Vaadin Ltd
*
* @see BindingBuilder#withValidationStatusHandler(BindingValidationStatusHandler)
* @see BindingValidationStatus
*
* @since 8.0
*
*/
@FunctionalInterface
public interface BindingValidationStatusHandler
extends SerializableEventListener {
/**
* Invoked when the validation status has changed in a binding.
*
* @param statusChange
* the changed status
*/
public void statusChange(BindingValidationStatus statusChange);
}