org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets.PlainSelection.java Source code

Introduction

Here is the source code for org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets.PlainSelection.java

Source

/*****************************************************************************
 * Copyright (c) 2007 Intel Corporation.
 * 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:
 *    Intel Corporation - Initial API and implementation
 *    Ruslan A. Scherbakov, Intel - Initial API and implementation
 *    Alvaro Sanchex-Leon - Udpated for TMF
 *
 * $Id: PlainSelection.java,v 1.1 2007/04/20 13:06:49 ewchan Exp $ 
 *****************************************************************************/

package org.eclipse.linuxtools.tmf.ui.viewers.timeAnalysis.widgets;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.eclipse.jface.viewers.IStructuredSelection;

public class PlainSelection implements IStructuredSelection {

    List<Object> list = new ArrayList<Object>();

    public PlainSelection() {
    }

    public PlainSelection(Object sel) {
        add(sel);
    }

    public void add(Object sel) {
        if (null != sel && !list.contains(sel))
            list.add(sel);
    }

    @Override
    public Object getFirstElement() {
        if (!list.isEmpty())
            return list.get(0);
        return null;
    }

    @Override
    public Iterator<Object> iterator() {
        return list.iterator();
    }

    @Override
    public int size() {
        return list.size();
    }

    @Override
    public Object[] toArray() {
        return list.toArray();
    }

    @Override
    public List<Object> toList() {
        return list;
    }

    @Override
    public boolean isEmpty() {
        return list.isEmpty();
    }
}