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.runtime.functions.query;
020
021import lucee.runtime.PageContext;
022import lucee.runtime.exp.PageException;
023import lucee.runtime.functions.BIF;
024import lucee.runtime.op.Caster;
025import lucee.runtime.type.Query;
026
027public final class QueryDeleteRow extends BIF {
028
029        private static final long serialVersionUID = 7610413135885802876L;
030
031        public static boolean call(PageContext pc, Query query) throws PageException {
032        return call(pc,query,query.getRowCount());
033    }
034    
035    public static boolean call(PageContext pc, Query query, double row) throws PageException {
036        if(row==-9999) row=query.getRowCount();// used for named arguments
037        query.removeRow((int)row);
038        return true;
039    }
040        
041        @Override
042        public Object invoke(PageContext pc, Object[] args) throws PageException {
043                if(args.length==1)return call(pc,Caster.toQuery(args[0]));
044                return call(pc,Caster.toQuery(args[0]),Caster.toDoubleValue(args[1]));
045        }
046}