/*******************************************************************************
* Copyright (c) 2012 Original authors 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:
* Original authors and others - initial API and implementation
******************************************************************************/
package org.eclipse.nebula.widgets.nattable.data.convert;
public class PercentageDisplayConverter extends DisplayConverter {
@Override
public Object canonicalToDisplayValue(Object canonicalValue) {
if (canonicalValue != null) {
double percentageValue = ((Number) canonicalValue).doubleValue();
int displayInt = (int) (percentageValue * 100);
return String.valueOf(displayInt) + "%"; //$NON-NLS-1$
}
return ""; //$NON-NLS-1$
}
@Override
public Object displayToCanonicalValue(Object displayValue) {
String displayString = (String) displayValue;
displayString = displayString.trim();
if (displayString.endsWith("%")) { //$NON-NLS-1$
displayString = displayString.substring(0,
displayString.length() - 1);
}
displayString = displayString.trim();
int displayInt = Integer.valueOf(displayString).intValue();
double percentageValue = (double) displayInt / 100;
return Double.valueOf(percentageValue);
}
}