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 ArrayFilter
021 */
022package lucee.runtime.functions.arrays;
023
024import lucee.runtime.PageContext;
025import lucee.runtime.exp.FunctionException;
026import lucee.runtime.exp.PageException;
027import lucee.runtime.functions.BIF;
028import lucee.runtime.functions.closure.Reduce;
029import lucee.runtime.op.Caster;
030import lucee.runtime.type.Array;
031import lucee.runtime.type.UDF;
032
033
034public final class ArrayReduce extends BIF {
035        
036        private static final long serialVersionUID = 7832440197492225852L;
037
038        public static Object call(PageContext pc , Array array, UDF udf) throws PageException {
039                return Reduce._call(pc, array, udf,null);
040        }
041        
042        public static Object call(PageContext pc , Array array, UDF udf, Object initValue) throws PageException {
043                return Reduce._call(pc, array, udf,initValue);
044        }
045        
046        @Override
047        public Object invoke(PageContext pc, Object[] args) throws PageException {
048                if(args.length==2)
049                        return call(pc, Caster.toArray(args[0]), Caster.toFunction(args[1]));
050                if(args.length==3)
051                        return call(pc, Caster.toArray(args[0]), Caster.toFunction(args[1]), args[2]);
052                
053                throw new FunctionException(pc, "ArrayReduce", 2, 3, args.length);
054        }
055}