Package com.vaadin.flow.server

Class DefaultErrorHandler

java.lang.Object

com.vaadin.flow.server.DefaultErrorHandler

All Implemented Interfaces:

ErrorHandler, Serializable

public class DefaultErrorHandler
extends Object
implements ErrorHandler

The default implementation of ErrorHandler.

Since:

1.0

Author:

Vaadin Ltd

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DefaultErrorHandler()

Method Summary

Modifier and Type	Method	Description
void	error(ErrorEvent event)	Invoked when an error occurs.
static Throwable	findRelevantThrowable(Throwable t)	Vaadin wraps exceptions in its own and due to reflection usage there might be also other irrelevant exceptions that make no sense for Vaadin users (~developers using Vaadin).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DefaultErrorHandler

public DefaultErrorHandler()

Method Details

error

public void error(ErrorEvent event)

Description copied from interface: ErrorHandler

Invoked when an error occurs.

Specified by:

error in interface ErrorHandler

Parameters:

event - the fired event.

findRelevantThrowable

public static Throwable findRelevantThrowable(Throwable t)

Vaadin wraps exceptions in its own and due to reflection usage there might be also other irrelevant exceptions that make no sense for Vaadin users (~developers using Vaadin). This method tries to choose the relevant one to be reported.

Parameters:

t - a throwable passed to ErrorHandler

Returns:

the throwable that is relevant for Vaadin users