com.vaadin.flow.router.RouteNotFoundError API 23.0.16 | Vaadin

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com.vaadin.flow.router.

java.lang.Object
- com.vaadin.flow.component.Component
- - com.vaadin.flow.router.RouteNotFoundError

All Implemented Interfaces:

AttachNotifier, DetachNotifier, HasElement, HasErrorParameter<NotFoundException>, Serializable
```
@Tag("div")
@DefaultErrorHandler
public class RouteNotFoundError
extends Component
implements HasErrorParameter<NotFoundException>
```
This is a basic default error view shown on routing exceptions.

Since:

1.0

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

RouteNotFoundError()

Method Summary

All Methods
Modifier and Type	Method	Description
`int`	`setErrorParameter(BeforeEnterEvent event, ErrorParameter<NotFoundException> parameter)`	Callback executed before rendering the exception view.

Methods inherited from class com.vaadin.flow.component.Component
addListener, fireEvent, from, get, getChildren, getElement, getEventBus, getId, getLocale, getParent, getTranslation, getTranslation, getTranslation, getUI, hasListener, isAttached, isTemplateMapped, isVisible, onAttach, onDetach, onEnabledStateChanged, set, setElement, setId, setVisible

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.vaadin.flow.component.AttachNotifier
addAttachListener

Methods inherited from interface com.vaadin.flow.component.DetachNotifier
addDetachListener

- Constructor Detail
  - RouteNotFoundError
```
public RouteNotFoundError()
```
- Method Detail
  - setErrorParameter
```
public int setErrorParameter(BeforeEnterEvent event,
                             ErrorParameter<NotFoundException> parameter)
```
    Description copied from interface: HasErrorParameter
    
    Callback executed before rendering the exception view.
    Note! returned int should be a valid HttpServletResponse code
    
    Specified by:
    
    setErrorParameter in interface HasErrorParameter<NotFoundException>
    
    Parameters:
    
    event - the before navigation event for this request
    
    parameter - error parameter containing custom exception and caught exception
    
    Returns:
    
    a valid HttpServletResponse code