/** * 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; } }