org.eclipse.nebula.widgets.nattable.edit.editor

Class AbstractEditErrorHandler

java.lang.Object

org.eclipse.nebula.widgets.nattable.edit.editor.AbstractEditErrorHandler

All Implemented Interfaces:

IEditErrorHandler

Direct Known Subclasses:

DialogErrorHandling, DiscardValueErrorHandling, LoggingErrorHandling, RenderErrorHandling

public abstract class AbstractEditErrorHandler
extends Object
implements IEditErrorHandler

Abstract implementation of IEditErrorHandler that by default calls the underlying IEditErrorHandler to handle the error. This allows chaining of IEditErrorHandlers to support multiple error handling behaviour, e.g. displaying the error in a dialog and log the error.

Author:

Dirk Fauth

Field Summary

Fields

Modifier and Type	Field and Description
protected IEditErrorHandler	underlyingErrorHandler The underlying IEditErrorHandler

Constructor Summary

Constructors

Constructor and Description
AbstractEditErrorHandler(IEditErrorHandler underlyingErrorHandler)

Method Summary

Methods

Modifier and Type	Method and Description
void	displayError(ICellEditor cellEditor, Exception e) If an error occurs on conversion/validation of data, this method will be called for showing that error to the user.
void	removeError(ICellEditor cellEditor) Will remove styling or other decorations that indicate that an error occurred.

Methods inherited from class java.lang.Object

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

Field Detail

underlyingErrorHandler

protected IEditErrorHandler underlyingErrorHandler

The underlying IEditErrorHandler

Constructor Detail

AbstractEditErrorHandler

public AbstractEditErrorHandler(IEditErrorHandler underlyingErrorHandler)

Parameters:

underlyingErrorHandler - The underlying IEditErrorHandler

Method Detail

removeError

public void removeError(ICellEditor cellEditor)

Will remove styling or other decorations that indicate that an error occurred. Only necessary to implement if the error handler adds special styling or decorations on error.

This implementation will call its underlying IEditErrorHandler.

Specified by:

removeError in interface IEditErrorHandler

Parameters:

cellEditor - The ICellEditor to remove the error styling from.

displayError

public void displayError(ICellEditor cellEditor,
                Exception e)

If an error occurs on conversion/validation of data, this method will be called for showing that error to the user. Usually the message contained within the given Exception will be shown to the user.

This implementation will call its underlying IEditErrorHandler.

Specified by:

displayError in interface IEditErrorHandler

Parameters:

cellEditor - The ICellEditor on which the conversion/validation error occurred. Needed to add error styling or special handling.

e - The Exception that contains information about the conversion/validation error. Used to show a more detailed description on the error to the user.