/*
* Copyright (c) 2012 Data Harmonisation Panel
*
* All rights reserved. This program and the accompanying materials are made
* available under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution. If not, see <http://www.gnu.org/licenses/>.
*
* Contributors:
* HUMBOLDT EU Integrated Project #030962
* Data Harmonisation Panel <http://www.dhpanel.eu>
*/
package eu.esdihumboldt.hale.common.align.extension.function;
import org.eclipse.core.runtime.IConfigurationElement;
import de.fhg.igd.eclipse.util.extension.simple.IdentifiableExtension;
/**
* Extension for {@link PropertyFunction}s
*
* @author Simon Templer
*/
public class PropertyFunctionExtension extends AbstractFunctionExtension<PropertyFunction> {
/**
* Property function extension point
*/
public static final String EXTENSION_ID = "eu.esdihumboldt.hale.align.function";
private static PropertyFunctionExtension instance;
/**
* Get the extension instance
*
* @return the extension
*/
public static PropertyFunctionExtension getInstance() {
if (instance == null) {
instance = new PropertyFunctionExtension();
}
return instance;
}
/**
* Default constructor
*/
protected PropertyFunctionExtension() {
super(EXTENSION_ID);
}
/**
* @see IdentifiableExtension#getIdAttributeName()
*/
@Override
protected String getIdAttributeName() {
return "identifier";
}
/**
* @see AbstractFunctionExtension#doCreate(String, IConfigurationElement)
*/
@Override
protected PropertyFunction doCreate(String elementId, IConfigurationElement element) {
if (element.getName().equals("propertyFunction")) {
return new PropertyFunction(element);
}
return null;
}
}