/*
* Copyright (c) 2004-2011 Marco Maccaferri 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:
* Marco Maccaferri - initial API and implementation
*/
package org.eclipsetrader.ui.internal.providers;
import java.text.NumberFormat;
import java.text.ParseException;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipsetrader.core.views.Holding;
import org.eclipsetrader.core.views.IDataProvider;
import org.eclipsetrader.core.views.IDataProviderFactory;
import org.eclipsetrader.core.views.IEditableDataProvider;
import org.eclipsetrader.core.views.IHolding;
import org.eclipsetrader.ui.internal.UIActivator;
public class PurchasePriceFactory extends AbstractProviderFactory {
private NumberFormat formatter = NumberFormat.getInstance();
public class DataProvider implements IDataProvider, IEditableDataProvider {
public DataProvider() {
}
/* (non-Javadoc)
* @see org.eclipsetrader.core.views.IDataProvider#init(org.eclipse.core.runtime.IAdaptable)
*/
@Override
public void init(IAdaptable adaptable) {
}
/* (non-Javadoc)
* @see org.eclipsetrader.core.views.IDataProvider#getFactory()
*/
@Override
public IDataProviderFactory getFactory() {
return PurchasePriceFactory.this;
}
/* (non-Javadoc)
* @see org.eclipsetrader.core.views.IDataProvider#getValue(org.eclipse.core.runtime.IAdaptable)
*/
@Override
public IAdaptable getValue(IAdaptable adaptable) {
IHolding element = (IHolding) adaptable.getAdapter(IHolding.class);
if (element != null) {
final Double value = element.getPurchasePrice();
return new NumberValue(value, value != null ? formatter.format(value) : "");
}
return null;
}
/* (non-Javadoc)
* @see org.eclipsetrader.core.views.IEditableDataProvider#setValue(org.eclipse.core.runtime.IAdaptable, java.lang.Object)
*/
@Override
public void setValue(IAdaptable adaptable, Object value) {
Holding element = (Holding) adaptable.getAdapter(Holding.class);
if (element != null) {
Double l = null;
if (value instanceof Number) {
l = ((Number) value).doubleValue();
}
else if (value != null) {
try {
if (!"".equals(value.toString())) {
l = formatter.parse(value.toString()).doubleValue();
}
} catch (ParseException e) {
UIActivator.log("Error parsing edited purchase price value", e);
}
}
element.setPurchasePrice(l);
}
}
/* (non-Javadoc)
* @see org.eclipsetrader.core.views.IDataProvider#dispose()
*/
@Override
public void dispose() {
}
}
public PurchasePriceFactory() {
formatter.setGroupingUsed(true);
formatter.setMinimumIntegerDigits(1);
formatter.setMinimumFractionDigits(2);
formatter.setMaximumFractionDigits(4);
}
/* (non-Javadoc)
* @see org.eclipsetrader.core.views.IDataProviderFactory#createProvider()
*/
@Override
public IDataProvider createProvider() {
return new DataProvider();
}
/* (non-Javadoc)
* @see org.eclipsetrader.core.views.IDataProviderFactory#getType()
*/
@Override
@SuppressWarnings("rawtypes")
public Class[] getType() {
return new Class[] {
Double.class, String.class,
};
}
}