/**
* Copyright (C) 2010 Orbeon, Inc.
*
* This program 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 program 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.
*
* The full text of the license is available at http://www.gnu.org/copyleft/lesser.html
*/
package org.orbeon.oxf.xforms.function;
import org.orbeon.saxon.expr.XPathContext;
import org.orbeon.saxon.om.Item;
import org.orbeon.saxon.trans.XPathException;
import org.orbeon.saxon.value.BooleanValue;
public class BooleanFromString extends XFormsFunction {
public Item evaluateItem(XPathContext c) throws XPathException {
String value = argument[0].evaluateAsString(c).toString();
if("1".equals(value) || "true".equalsIgnoreCase(value))
return BooleanValue.TRUE;
else if("0".equals(value) || "false".equalsIgnoreCase(value))
return BooleanValue.FALSE;
else
return BooleanValue.FALSE;
}
}