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/*****************************************************************************
* Copyright (c) 2017 CEA LIST and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Nicolas FAUVERGUE (CEA LIST) nicolas.fauvergue@all4tec.net - Initial API and implementation
* Thanh Liem PHAN (ALL4TEC) thanhliem.phan@all4tec.net - Bug 515806
*****************************************************************************/
package org.eclipse.papyrus.infra.nattable.filter.validator;
import java.util.Collection;
import java.util.Iterator;
import org.eclipse.nebula.widgets.nattable.config.IConfigRegistry;
import org.eclipse.nebula.widgets.nattable.data.validate.IDataValidator;
import org.eclipse.nebula.widgets.nattable.layer.cell.ILayerCell;
import org.eclipse.papyrus.infra.nattable.utils.CellHelper;
/**
* The validator used for boolean editor in the filter row header.
*
* @since 3.0
*/
public class BooleanFilterDataValidator implements IDataValidator {
/**
* {@inheritDoc}
*
* @see org.eclipse.nebula.widgets.nattable.data.validate.IDataValidator#validate(int, int, java.lang.Object)
*/
@Override
public boolean validate(int columnIndex, int rowIndex, Object newValue) {
return false;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.nebula.widgets.nattable.data.validate.IDataValidator#validate(org.eclipse.nebula.widgets.nattable.layer.cell.ILayerCell, org.eclipse.nebula.widgets.nattable.config.IConfigRegistry, java.lang.Object)
*/
@Override
public boolean validate(ILayerCell cell, IConfigRegistry configRegistry, Object newValue) {
if (null == newValue) {
return true;
}
if (newValue instanceof Boolean) {
return true;
} else if (newValue instanceof String && newValue.equals(CellHelper.getUnsupportedCellContentsText())) {
return true;
} else if (newValue instanceof Collection<?>) {
boolean result = true;
final Iterator<?> values = ((Collection<?>) newValue).iterator();
while (values.hasNext() && result) {
final Object value = values.next();
result = validate(cell, configRegistry, value);
}
return result;
}
return false;
}
}
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