Contact us
Create app
You're viewing an older version of Vaadin JavaDoc. Please see version 24.7.0 for the latest.
com.vaadin.flow.data.binder.
Package com.vaadin.flow.data.binder

Class DefaultBindingExceptionHandler

java.lang.Object
com.vaadin.flow.data.binder.DefaultBindingExceptionHandler

All Implemented Interfaces:

BindingExceptionHandler, Serializable

public class DefaultBindingExceptionHandler extends Object implements BindingExceptionHandler

Default implementation of BindingExceptionHandler.

The handler tries to identify the HasElement field using "label" and "id" property values and if they are not available it tries dump all the attributes and properties in dev mode. The exception is not produced if the element has no any attribute or property.

Since:

Author:

Vaadin Ltd

See Also:

  • Constructor Details

    • DefaultBindingExceptionHandler

      public DefaultBindingExceptionHandler()

  • Method Details

    • handleException

      public Optional<BindingException> handleException(HasValue<?,?> field, Exception exception)

      Description copied from interface: BindingExceptionHandler

      Produces a BindingException instance based on original exception and field as a subject of the exception.

      If the method returns an empty optional then the original exception will be thrown in the place where it has been caught.

      The produced exception will be thrown instead of the exception and may contain it as a cause and additional information based on the field.

      Specified by:

      handleException in interface BindingExceptionHandler

      Parameters:

      field - the subject of the exception

      exception - an exception thrown within binding logic

      Returns:

      an optional BindingException, or an empty optional if no additional information should be provided for the thrown exception

Copyright © 2024. All rights reserved.