/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This 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 software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jbpm.pvm.internal.wire.binding;
import java.util.ArrayList;
import java.util.List;
import org.jbpm.pvm.internal.util.XmlUtil;
import org.jbpm.pvm.internal.wire.Descriptor;
import org.jbpm.pvm.internal.wire.descriptor.PropertiesDescriptor;
import org.jbpm.pvm.internal.wire.descriptor.StringDescriptor;
import org.jbpm.pvm.internal.xml.Parse;
import org.jbpm.pvm.internal.xml.Parser;
import org.w3c.dom.Element;
/** parses a descriptor for creating a java.util.Properties.
*
* See schema docs for more details.
*
* @author Tom Baeyens
*/
public class PropertiesBinding extends WireDescriptorBinding {
public PropertiesBinding() {
super("properties");
}
public Object parse(Element element, Parse parse, Parser parser) {
PropertiesDescriptor descriptor = new PropertiesDescriptor();
if (element.hasAttribute("file")) {
descriptor.setFile(element.getAttribute("file"));
}
if (element.hasAttribute("resource")) {
descriptor.setResource(element.getAttribute("resource"));
}
if (element.hasAttribute("url")) {
descriptor.setUrl(element.getAttribute("url"));
}
Boolean isXml = XmlUtil.attributeBoolean(element, "is-xml", false, parse);
if (isXml!=null) {
descriptor.setXml(isXml.booleanValue());
}
List<Descriptor> keyDescriptors = new ArrayList<Descriptor>();
List<Descriptor> valueDescriptors = new ArrayList<Descriptor>();
List<Element> elements = XmlUtil.elements(element);
for (Element propertyElement: elements) {
if ("property".equals(XmlUtil.getTagLocalName(propertyElement))) {
// key
String name = XmlUtil.attribute(propertyElement, "name");
// value
String value = XmlUtil.attribute(propertyElement, "value");
if ( (name!=null)
&& (value!=null)
) {
keyDescriptors.add(new StringDescriptor(name));
valueDescriptors.add(new StringDescriptor(value));
} else {
parse.addProblem("property must have name and value attributes: "+XmlUtil.toString(propertyElement), element);
}
} else {
parse.addProblem("properties can only contain property elements: "+XmlUtil.toString(propertyElement), element);
}
}
descriptor.setKeyDescriptors(keyDescriptors);
descriptor.setValueDescriptors(valueDescriptors);
return descriptor;
}
}