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 **/
019/**
020 * Implements the CFML Function structinsert
021 */
022package lucee.runtime.functions.struct;
023
024import lucee.runtime.PageContext;
025import lucee.runtime.exp.ExpressionException;
026import lucee.runtime.exp.PageException;
027import lucee.runtime.functions.BIF;
028import lucee.runtime.op.Caster;
029import lucee.runtime.type.Collection.Key;
030import lucee.runtime.type.KeyImpl;
031import lucee.runtime.type.Struct;
032
033public final class StructInsert extends BIF {
034        
035        private static final long serialVersionUID = 4244527243856690926L;
036        
037        public static boolean call(PageContext pc , Struct struct, String key, Object value) throws PageException {
038                return call(pc , struct, key, value, false);
039        }
040        
041        public static boolean call(PageContext pc , Struct struct, String strKey, Object value, boolean allowoverwrite) throws PageException {
042                Key key = KeyImpl.init(strKey);
043                if(allowoverwrite) { 
044                        struct.set(key,value);
045                }
046                else {
047                        if(struct.get(key,null)!=null) throw new ExpressionException("key ["+key+"] already exist in struct");
048                        struct.set(key,value);
049                }
050                return true;
051        }
052
053        @Override
054        public Object invoke(PageContext pc, Object[] args) throws PageException {
055                if(args.length==4) return call(pc,Caster.toStruct(args[0]),Caster.toString(args[1]),args[2],Caster.toBooleanValue(args[3]));
056                return call(pc,Caster.toStruct(args[0]),Caster.toString(args[1]),args[2]);
057        }
058}