/******************************************************************************* * Copyright (c) 2014 Open Door Logistics (www.opendoorlogistics.com) * All rights reserved. This program and the accompanying materials * are made available under the terms of the GNU Lesser Public License v3 * which accompanies this distribution, and is available at http://www.gnu.org/licenses/lgpl.txt ******************************************************************************/ package com.opendoorlogistics.core.formulae; public interface Function { Object execute(FunctionParameters parameters) ; int nbChildren(); Function child(int i); void replaceChild(int i, Function newChild); Function deepCopy(); boolean hasBrackets(); }