/* * Copyright (c) 2005, John Mettraux, OpenWFE.org * All rights reserved. *  * Redistribution and use in source and binary forms, with or without  * modification, are permitted provided that the following conditions are met: *  * . Redistributions of source code must retain the above copyright notice, this *   list of conditions and the following disclaimer.   *  * . Redistributions in binary form must reproduce the above copyright notice,  *   this list of conditions and the following disclaimer in the documentation  *   and/or other materials provided with the distribution. *  * . Neither the name of the "OpenWFE" nor the names of its contributors may be *   used to endorse or promote products derived from this software without *   specific prior written permission. *  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE  * POSSIBILITY OF SUCH DAMAGE. * * $Id: XmlQueryUtils.java,v 1.7 2005/05/17 16:40:58 jmettraux Exp $ *///// XmlQueryUtils.java//// john.mettraux@openwfe.org//// generated with // jtmpl 1.1.01 2004/05/19 (john.mettraux@openwfe.org)//package openwfe.org.query.impl.item;import openwfe.org.query.QueryException;import openwfe.org.query.QueryConfiguration;import openwfe.org.query.item.Query;import openwfe.org.query.item.CompositeQueryItem;/** * A bunch of static methods for XML query item implementations. * * <p><font size=2>CVS Info : * <br>$Author: jmettraux $ * <br>$Id: XmlQueryUtils.java,v 1.7 2005/05/17 16:40:58 jmettraux Exp $ </font> * * @author john.mettraux@openwfe.org */public abstract class XmlQueryUtils{    /*    private final static org.apache.log4j.Logger log = org.apache.log4j.Logger        .getLogger(XmlQueryUtils.class.getName());    */    //    // METHODS    public static void initChildren         (final QueryConfiguration conf,          final Query parentQuery,          final java.util.List listToFill,         final org.jdom.Element elt)    throws         QueryException    {        final java.util.Iterator it = elt.getChildren().iterator();        while (it.hasNext())        {            final org.jdom.Element e = (org.jdom.Element)it.next();            listToFill.add(conf.determineQueryItem(parentQuery, e));        }    }    public static String lookupAttributeValue        (final Query parentQuery,          final org.jdom.Element elt,          final String attributeName)    {        final String result = elt.getAttributeValue(attributeName);        if (result == null) return null;        if (parentQuery == null) return null;        return openwfe.org.misc.Text            .substitute(result, parentQuery.asTextSubstitutionMap());    }}