/*******************************************************************************
* Copyright (c) 2009, 2014 SAP AG 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:
* SAP AG - initial API and implementation
******************************************************************************/
package org.eclipse.ocl.examples.eventmanager.framework;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.ocl.examples.eventmanager.filters.EventTypeFilter;
/**
* The EventTypeFilterTable manages all Registrations containing {@link EventTypeFilter}.
*
* @see org.eclipse.ocl.examples.eventmanager.framework.TableForEventFilter
* @author Daniel Vocke (D044825)
*/
public class TableForEventTypeFilter extends TableForEventFilter {
public TableForEventTypeFilter(int numberOfFilterTables) {
super(numberOfFilterTables);
}
/**
* @param event the affected event
* @return returns a {@link List}of {@link Class Interfaces}which contains all implemented <code>Interfaces</code>
* of the event and all of its super types.
*/
public Object getAffectedObject(Notification event) {
if (isEmpty())
return null; // the affected object is not needed in this case
Collection<Integer> result = new HashSet<Integer>(16);
result.add(event.getEventType());
return result;
}
@Override
public Class<EventTypeFilter> getIdentifier() {
return EventTypeFilter.class;
}
}