Package com.vaadin.flow.server

Class ErrorHandlerUtil

java.lang.Object

com.vaadin.flow.server.ErrorHandlerUtil

public final class ErrorHandlerUtil
extends Object

Utility class for use with ErrorHandler to show HasErrorParameter view when an exception happens during a RPC call outside of navigation.

Constructor Summary

Constructors

Constructor	Description
ErrorHandlerUtil()

Method Summary

Modifier and Type	Method	Description
static boolean	handleErrorByRedirectingToErrorView(Exception exception)	Check if matching error handler target exists for exception and redraw view using ErrorTarget.
static boolean	handleErrorByRedirectingToErrorView(Exception exception, VaadinContext context, UI ui)	Check if matching error handler target exists for exception and redraw view using ErrorTarget.
static boolean	handleErrorByRedirectingToErrorView(Throwable throwable)	Check throwable is Exception and redraw error view if matching error handler target exists.
static boolean	handleErrorByRedirectingToErrorView(Throwable throwable, VaadinContext context, UI ui)	Check throwable is Exception and redraw error view if matching error handler target exists.

Methods inherited from class java.lang.Object

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

Constructor Details

ErrorHandlerUtil

public ErrorHandlerUtil()

Method Details

handleErrorByRedirectingToErrorView

public static boolean handleErrorByRedirectingToErrorView(Throwable throwable)

Check throwable is Exception and redraw error view if matching error handler target exists.

Parameters:

throwable - throwable to find handler for

Returns:

true if error handled, false if no error handler

handleErrorByRedirectingToErrorView

public static boolean handleErrorByRedirectingToErrorView(Throwable throwable,
 VaadinContext context,
 UI ui)

Check throwable is Exception and redraw error view if matching error handler target exists.

Parameters:

throwable - throwable to find handler for

context - current VaadinContex instance

ui - current UI instance

Returns:

handleErrorByRedirectingToErrorView

public static boolean handleErrorByRedirectingToErrorView(Exception exception)

Check if matching error handler target exists for exception and redraw view using ErrorTarget.

Parameters:

exception - exception to find handler for

Returns:

true if error handled, false if no error handler

handleErrorByRedirectingToErrorView

public static boolean handleErrorByRedirectingToErrorView(Exception exception,
 VaadinContext context,
 UI ui)

Check if matching error handler target exists for exception and redraw view using ErrorTarget.

Parameters:

exception - exception to find handler for

context - current VaadinContex instance

ui - current UI instance

Returns: