com.vaadin.server
Class DefaultErrorHandler

java.lang.Object
  com.vaadin.server.DefaultErrorHandler

All Implemented Interfaces:

ErrorHandler, java.io.Serializable

public class DefaultErrorHandler
extends java.lang.Object
implements ErrorHandler

See Also:

Serialized Form

Constructor Summary

DefaultErrorHandler()

Method Summary

static void	doDefault(ErrorEvent event)
void	error(ErrorEvent event) Invoked when an error occurs.
static AbstractComponent	findAbstractComponent(ErrorEvent event) Returns the AbstractComponent associated with the given error if such can be found
static Component	findComponent(com.vaadin.shared.Connector connector) Finds the nearest component by traversing upwards in the hierarchy.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultErrorHandler

public DefaultErrorHandler()

Method Detail

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.

doDefault

public static void doDefault(ErrorEvent event)

findAbstractComponent

public static AbstractComponent findAbstractComponent(ErrorEvent event)

Returns the AbstractComponent associated with the given error if such can be found

Parameters:

event - The error to investigate

Returns:

The AbstractComponent to error relates to or null if could not be determined or if the error does not relate to any AbstractComponent.

findComponent

public static Component findComponent(com.vaadin.shared.Connector connector)

Finds the nearest component by traversing upwards in the hierarchy. If connector is a Component, that Component is returned. Otherwise, looks upwards in the hierarchy until it finds a Component.

Returns:

A Component or null if no component was found