Package com.vaadin.flow.router
Interface HasErrorParameter<T extends Exception>
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- Type Parameters:
T
- type Exception type handled
- All Superinterfaces:
Serializable
- All Known Implementing Classes:
InternalServerError
,RouteNotFoundError
- Functional Interface:
- This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface public interface HasErrorParameter<T extends Exception> extends Serializable
Defines a view that handles the exceptions for the set Exception type T.- Since:
- 1.0
- Author:
- Vaadin Ltd
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description int
setErrorParameter(BeforeEnterEvent event, ErrorParameter<T> parameter)
Callback executed before rendering the exception view.
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Method Detail
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setErrorParameter
int setErrorParameter(BeforeEnterEvent event, ErrorParameter<T> parameter)
Callback executed before rendering the exception view.Note! returned int should be a valid
HttpStatusCode
code- Parameters:
event
- the before navigation event for this requestparameter
- error parameter containing custom exception and caught exception- Returns:
- a valid
HttpStatusCode
code
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