Package org.eclipse.nebula.widgets.nattable.edit.config

Class DiscardValueErrorHandling

java.lang.Object

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

org.eclipse.nebula.widgets.nattable.edit.config.DiscardValueErrorHandling

All Implemented Interfaces:

IEditErrorHandler

public class DiscardValueErrorHandling
extends AbstractEditErrorHandler

Strategy class for conversion/validation failures. If the entered value is not valid, it is simply discarded. Only handles errors on commit.

Author:

Dirk Fauth

Field Summary

Fields inherited from class org.eclipse.nebula.widgets.nattable.edit.editor.AbstractEditErrorHandler

underlyingErrorHandler

Constructor Summary

Constructors

Constructor	Description
DiscardValueErrorHandling()	Create a new DiscardValueErrorHandling with no underlying IEditErrorHandler
DiscardValueErrorHandling(IEditErrorHandler underlyingErrorHandler)	Create a new DiscardValueErrorHandling using the given IEditErrorHandler as the underlying to allow chaining of error handling.

Method Summary

Modifier and Type	Method	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.

Methods inherited from class org.eclipse.nebula.widgets.nattable.edit.editor.AbstractEditErrorHandler

displayError, removeError

Methods inherited from class java.lang.Object

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

Constructor Details

DiscardValueErrorHandling

public DiscardValueErrorHandling()

Create a new DiscardValueErrorHandling with no underlying IEditErrorHandler

DiscardValueErrorHandling

public DiscardValueErrorHandling(IEditErrorHandler underlyingErrorHandler)

Create a new DiscardValueErrorHandling using the given IEditErrorHandler as the underlying to allow chaining of error handling.

Parameters:

underlyingErrorHandler - The underlying IEditErrorHandler

Method Details

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. After the error is handled by its underlying IEditErrorHandler, the ICellEditor will be closed, discarding the value.

Specified by:

displayError in interface IEditErrorHandler

Overrides:

displayError in class AbstractEditErrorHandler

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.