001/**
002 *
003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
004 *
005 * This library is free software; you can redistribute it and/or
006 * modify it under the terms of the GNU Lesser General Public
007 * License as published by the Free Software Foundation; either 
008 * version 2.1 of the License, or (at your option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013 * Lesser General Public License for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public 
016 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
017 * 
018 **/
019package lucee.commons.lang.types;
020
021/**
022 * Integer Type that can be modified
023 */
024public interface RefDouble {
025
026    /**
027     * @param value
028     */
029    public void setValue(double value);
030    
031    /**
032     * operation plus
033     * @param value
034     */
035    public void plus(double value);
036    
037    /**
038     * operation minus
039     * @param value
040     */
041    public void minus(double value);
042
043    /**
044     * @return returns value as Double Object
045     */
046    public Double toDouble();
047    
048    /**
049     * @return returns value as double
050     */
051    public double toDoubleValue();
052}