/**
*
* Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
**/
package lucee.runtime.functions.other;
import lucee.runtime.PageContext;
import lucee.runtime.exp.FunctionException;
import lucee.runtime.exp.PageException;
import lucee.runtime.op.Caster;
import lucee.runtime.op.Decision;
public class ToNumeric {
public static double call(PageContext pc , Object value) throws PageException {
return Caster.toDoubleValue(value);
}
public static double call(PageContext pc , Object value, Object oRadix) throws PageException {
if(oRadix==null) return call(pc, value);
int radix;
if(Decision.isNumber(oRadix)){
radix=Caster.toIntValue(oRadix);
if(radix<Character.MIN_RADIX || radix>Character.MAX_RADIX)
throw invalidRadix(pc, Caster.toString(radix));
}
else {
String str = Caster.toString(oRadix).trim().toLowerCase();
if("bin".equals(str)) radix=2;
else if("oct".equals(str)) radix=8;
else if("dec".equals(str)) radix=10;
else if("hex".equals(str)) radix=16;
else throw invalidRadix(pc,str);
}
return Integer.parseInt(Caster.toString(value), radix);
}
private static FunctionException invalidRadix(PageContext pc , String radix) {
return new FunctionException(pc, "ToNumeric", 2, "radix", "invalid value ["+radix+"], valid values are ["+Character.MIN_RADIX+"-"+Character.MAX_RADIX+",bin,oct,dec,hex]");
}
}