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.other; 020 021import lucee.runtime.PageContext; 022import lucee.runtime.exp.FunctionException; 023import lucee.runtime.exp.PageException; 024import lucee.runtime.op.Caster; 025import lucee.runtime.op.Decision; 026 027public class ToNumeric { 028 public static double call(PageContext pc , Object value) throws PageException { 029 return Caster.toDoubleValue(value); 030 } 031 public static double call(PageContext pc , Object value, Object oRadix) throws PageException { 032 if(oRadix==null) return call(pc, value); 033 int radix; 034 if(Decision.isNumeric(oRadix)){ 035 radix=Caster.toIntValue(oRadix); 036 if(radix<Character.MIN_RADIX || radix>Character.MAX_RADIX) 037 throw invalidRadix(pc, Caster.toString(radix)); 038 } 039 else { 040 String str = Caster.toString(oRadix).trim().toLowerCase(); 041 if("bin".equals(str)) radix=2; 042 else if("oct".equals(str)) radix=8; 043 else if("dec".equals(str)) radix=10; 044 else if("hex".equals(str)) radix=16; 045 else throw invalidRadix(pc,str); 046 } 047 048 return Integer.parseInt(Caster.toString(value), radix); 049 } 050 051 private static FunctionException invalidRadix(PageContext pc , String radix) { 052 return new FunctionException(pc, "ToNumeric", 2, "radix", "invalid value ["+radix+"], valid values are ["+Character.MIN_RADIX+"-"+Character.MAX_RADIX+",bin,oct,dec,hex]"); 053 } 054}