MarkerIDField.java

/*******************************************************************************
 * Copyright (c) 2007, 2008 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/

package org.eclipse.ui.internal.views.markers;

import org.eclipse.ui.views.markers.MarkerField;
import org.eclipse.ui.views.markers.MarkerItem;


/**
 * @since 3.4
 * 
 */
public class MarkerIDField extends MarkerField {

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.internal.provisional.views.markers.MarkerField#getValue(org.eclipse.ui.internal.provisional.views.markers.MarkerItem)
	 */
	public String getValue(MarkerItem item) {
		if (item.getMarker() != null)
			return String.valueOf(((MarkerSupportItem) item).getID());
		return MarkerSupportInternalUtilities.EMPTY_STRING;
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.internal.provisional.views.markers.MarkerField#compare(org.eclipse.ui.internal.provisional.views.markers.MarkerItem,
	 *      org.eclipse.ui.internal.provisional.views.markers.MarkerItem)
	 */
	public int compare(MarkerItem item1, MarkerItem item2) {
		return (int) (((MarkerSupportItem)item1).getID() - ((MarkerSupportItem) item2).getID());
	}

}