001/*
002 * Copyright 2010-2015 Institut Pasteur.
003 * 
004 * This file is part of Icy.
005 * 
006 * Icy is free software: you can redistribute it and/or modify
007 * it under the terms of the GNU General Public License as published by
008 * the Free Software Foundation, either version 3 of the License, or
009 * (at your option) any later version.
010 * 
011 * Icy is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
014 * GNU General Public License for more details.
015 * 
016 * You should have received a copy of the GNU General Public License
017 * along with Icy. If not, see <http://www.gnu.org/licenses/>.
018 */
019package icy.type.value;
020
021import icy.util.StringUtil;
022
023/**
024 * @author Stephane
025 */
026public class DoubleValue extends AbstractValue<Double>
027{
028    public DoubleValue(Double value)
029    {
030        super(value);
031    }
032
033    public DoubleValue(double value)
034    {
035        this(Double.valueOf(value));
036    }
037
038    @Override
039    public Double getDefaultValue()
040    {
041        return Double.valueOf(0d);
042    }
043
044    @Override
045    public int compareTo(Double d)
046    {
047        return value.compareTo(d);
048    }
049
050    @Override
051    public boolean loadFromString(String s)
052    {
053        // empty string --> default value
054        if (StringUtil.isEmpty(s))
055        {
056            value = getDefaultValue();
057            return true;
058        }
059
060        try
061        {
062            value = Double.valueOf(Double.parseDouble(s));
063            return true;
064        }
065        catch (NumberFormatException E)
066        {
067            return false;
068        }
069    }
070}