2010-10-26 Francois Chouinard <fchouinard@gmail.com> Contribution for Bug309042

[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.ui / src / org / eclipse / linuxtools / tmf / ui / viewers / timeAnalysis / widgets / PlainSelection.java

/*****************************************************************************\r
 * Copyright (c) 2007 Intel Corporation.\r
 * All rights reserved. This program and the accompanying materials\r
 * are made available under the terms of the Eclipse Public License v1.0\r
 * which accompanies this distribution, and is available at\r
 * http://www.eclipse.org/legal/epl-v10.html\r
 *\r
 * Contributors:\r
 *    Intel Corporation - Initial API and implementation\r
 *    Ruslan A. Scherbakov, Intel - Initial API and implementation\r
 *    Alvaro Sanchex-Leon - Udpated for TMF\r
 *\r
 * $Id: PlainSelection.java,v 1.1 2007/04/20 13:06:49 ewchan Exp $ \r
 *****************************************************************************/\r
\r
package org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets;\r
\r
import java.util.ArrayList;\r
import java.util.Iterator;\r
import java.util.List;\r
\r
import org.eclipse.jface.viewers.IStructuredSelection;\r
\r
public class PlainSelection implements IStructuredSelection {\r
\r
	List<Object> list = new ArrayList<Object>();\r
\r
	public PlainSelection() {\r
	}\r
\r
	public PlainSelection(Object sel) {\r
		add(sel);\r
	}\r
\r
	public void add(Object sel) {\r
		if (null != sel && !list.contains(sel))\r
			list.add(sel);\r
	}\r
\r
	@Override\r
	public Object getFirstElement() {\r
		if (!list.isEmpty())\r
			return list.get(0);\r
		return null;\r
	}\r
\r
	@Override\r
	public Iterator<Object> iterator() {\r
		return list.iterator();\r
	}\r
\r
	@Override\r
	public int size() {\r
		return list.size();\r
	}\r
\r
	@Override\r
	public Object[] toArray() {\r
		return list.toArray();\r
	}\r
\r
	@Override\r
	public List<Object> toList() {\r
		return list;\r
	}\r
\r
	@Override\r
	public boolean isEmpty() {\r
		return list.isEmpty();\r
	}\r
}\r