Package io.jmix.flowui.exception

Class UiExceptionHandlers

java.lang.Object

io.jmix.flowui.exception.UiExceptionHandlers

All Implemented Interfaces:

com.vaadin.flow.server.ErrorHandler, Serializable, org.springframework.beans.factory.Aware, org.springframework.context.ApplicationContextAware

@Component("flowui_ExceptionHandlers")
public class UiExceptionHandlers
extends Object
implements com.vaadin.flow.server.ErrorHandler, org.springframework.context.ApplicationContextAware

Class responsible for handling exceptions that occur in the UI context. It acts as a chain of responsibility for a list of UiExceptionHandler implementations to manage exceptions. If none of the handlers can process the exception, the DefaultUiExceptionHandler is used as the fallback mechanism.

This class ensures that exceptions are logged and appropriately managed to maintain application stability.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected org.springframework.context.ApplicationContext	applicationContext
protected DefaultUiExceptionHandler	defaultUiExceptionHandler
protected List<UiExceptionHandler>	handlers

Constructor Summary

Constructors

Constructor	Description
UiExceptionHandlers(List<UiExceptionHandler> handlers, DefaultUiExceptionHandler defaultUiExceptionHandler)

Method Summary

Modifier and Type	Method	Description
void	error(com.vaadin.flow.server.ErrorEvent event)
void	setApplicationContext(org.springframework.context.ApplicationContext applicationContext)

Methods inherited from class java.lang.Object

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

Field Details

applicationContext

protected org.springframework.context.ApplicationContext applicationContext

handlers

protected List<UiExceptionHandler> handlers

defaultUiExceptionHandler

protected DefaultUiExceptionHandler defaultUiExceptionHandler

Constructor Details

UiExceptionHandlers

@Autowired
public UiExceptionHandlers(List<UiExceptionHandler> handlers,
 DefaultUiExceptionHandler defaultUiExceptionHandler)

Method Details

setApplicationContext

public void setApplicationContext(org.springframework.context.ApplicationContext applicationContext)
                           throws org.springframework.beans.BeansException

Specified by:

setApplicationContext in interface org.springframework.context.ApplicationContextAware

Throws:

org.springframework.beans.BeansException

error

public void error(com.vaadin.flow.server.ErrorEvent event)

Specified by:

error in interface com.vaadin.flow.server.ErrorHandler